| Aarti International Ltd | Bhagirathi Packaging Pvt Ltd | DSM Sugar |
| Aarti Steels Ltd | Bhagwati Associates Pvt Ltd | Dukhiram Maurya Eng & Refractory Works (India) Pvt Ltd |
| Aarvi Encon Pvt Ltd | Bhagwati Steel Cast Ltd | Dungsam Cement Corporation Ltd (DCCL) |
| AB Sugars Ltd | Bhagyalaxmi Steel Alloy Pvt Ltd | Duraline India Pvt Ltd |
| Aban Power Company Ltd | Bharat Coking Coal Ltd | Durgapur Chemicals Ltd |
| ABB Ltd | Bharat Dynamics Ltd | Dustven Pvt Ltd |
| ABG Cement Ltd | Bharat Earth Movers Ltd | East Central Railway |
| Abhijeet Cement Ltd | Bharat Electronics | East Coast Railway |
| Abhinandan Petro Pack Pvt Ltd | Bharat Heavy Electricals Ltd | East India Pharmaceutical Works Ltd |
| Abhinav Steels Pvt Ltd | Bharat Immunologicals & Biologicals Corporation Ltd | Eastern Coalfields Ltd |
| Abhishek Auto Industries Ltd | Bharat Petroleum Corpn. Ltd | Eastman Cast & Forge Ltd |
| Abhishek Industries Ltd | Bharat Sanchar Nigam Ltd | ECO Securities |
| Academia | Bharathi Cement Corporation Ltd | Ecologix Knowledge Solutions Pvt Ltd |
| ACB (India) Ltd | Bhaurao Chavan SSK Ltd | ECS Ltd |
| ACC Ltd | Bhavani Khandsari Sugar Ltd | Edelweiss Capital Ltd |
| ACC Ltd, Bargarh | Bhilai Engg Corporation Ltd | Edison Beltings |
| ACC Ltd, Chanda | Bhilai Jaypee Cement | EEL India Pvt Ltd |
| ACC Ltd, Gagal | Bhoj Reddy Engineering College for Women | EI Graphite Pvt Ltd |
| ACC Ltd, Jamul | Bhoruka Power Corporation Ltd | EID Parry (India) Ltd. |
| ACC Ltd, Kudithini | Bhushan Power & Steel Ltd | EIE Instruments Pvt Ltd |
| ACC Ltd, Lakheri | BIL Infratech Ltd | Eiffel Developers & Realtors Ltd |
| ACC Ltd, Madukkarai | Bilag Industries Pvt Ltd | Elcon Engineers Pvt Ltd |
| ACC Ltd, Thondebhavi | Bilagi Sugar Mill Ltd | Elecon Measurements Pvt Ltd |
| ACC Ltd, Wadi Cement Works | Binani Cement Ltd | Elecon Peripherals Ltd |
| Acharya Institute of Technology | Binani Cement Ltd, Sikar | Electrical Consultants |
| AD Patel Institute of Technology | Binani Cement Ltd, Sirohi | Electrical Research and Development Association |
| Adani Ports & Special Economic Zone Ltd | Binani Industries Ltd | Electronic Automation Pvt Ltd |
| Adhiparasakthi Polytechnic College | Birla Cellulosic | Electronics & Control Corporation |
| Adhunik Cement Ltd | Birla Cements Works | Electrosteel Castings Ltd |
| Adhunik Cement Ltd, Guwahati | Birla Corporation Ltd | Electrotherm (India) Ltd |
| Adhunik Ispat Ltd | Birla Corporation Ltd, Chittorgarh | Elequip Tools Pvt Ltd |
| Adhunik Metaliks Ltd | Birla Corporation Ltd, Durgapur | Elex India Pvt Ltd |
| Aditya Birla Management Corpn Ltd | Birla Corporation Ltd, Satna | Elite Thermal Engineers Pvt Ltd |
| Aditya Birla Management Corporation | Birla Institute of Technology | Elkem South Asia Pvt Ltd |
| Aditya Ceramics Pvt Ltd | Blue Star Ltd | Emami Cement Ltd |
| Aditya Spinners Ltd | BMM Cements Ltd | Emami Paper Mills Ltd |
| Adlec Systems Pvt Ltd | BMM Cements Ltd, Anantapur | Emco Electrodyne Pvt Ltd |
| Ador Fontech Ltd | BMN Alloy Steels (P) Ltd | Emcure Pharmaceuticals Ltd |
| Ador Powertron Ltd | BNM Institute of Technology | Emerson Network Power (I) Ltd |
| Adroit Fantech Engineers | Bokaro Thermal Power Station | EMTICI Engineering Ltd |
| Advance Scientific Equipment Pvt Ltd | Bombay Chamber of Commerce & Industry | ENCON (India) |
| Aerovent Projects Pvt Ltd | Bombay Forgings Ltd | Encore Cement & Additives Pvt Ltd |
| Aerzen Machines (India) Pvt Ltd | Borax Morarji Ltd | EnerCon Solutions Pvt Ltd |
| AFL Private Ltd | Bosch Chassis Systems India Ltd | Energetic Consulting Pvt Ltd |
| AG Engineers | Bosch Rexroth India Ltd | Energo Engineering Projects Ltd |
| AG Industries Pvt Ltd | Boston Consulting Group | Energy Efficiency & Renewal Energy Management Centre |
| Agarvanshi Aluminium Ltd | Brahmapuram Diesel Power Plant | Energy Management Centre |
| Agni Steels Pvt Ltd | Brahmaputra Valley Fertilizer Corporation Ltd | Enexco Teknologies India Ltd |
| Agra College | BrahMos Aerospace | Engineering Projects (I) Ltd |
| Agri Gold Projects Ltd | Brakes India Ltd | Engineering Staff College of India |
| Agrocel Industries Ltd | BRG Iron & Steel Co. Pvt Ltd | Enkay Enviro Services |
| AGS Energy Conservation (P) Ltd | Bright Industries | Ennore Foundries Ltd |
| AGS-Energy Conservation Pvt Ltd | Bright Packaging Pvt Ltd | Ennore Port Ltd |
| AGTP, NEEPCO Ltd | Bruker AXS Analytical Instruments Pvt Ltd. | Entech Consultancy Bureau (Madras) Pvt Ltd |
| AIA Engineering Ltd | BS Abdur Rahman Crescent Engineering College | Enviiro Bulk Handling System Pvt Ltd |
| AIMS Industries Ltd | BS Envi-Tech Pvt Ltd | Enviro Care Filtration & Systems |
| Air Conditioning Corporation Ltd | BSES Rajdhani Power Ltd | EPCOS India Pvt Ltd |
| Air Systems Ltd | BSN Karnataka Elecl Zone | Er Perumal Manimekalai College of Engg |
| Aircon Handling Systems Pvt Ltd | Builders Association of India (BAI) | ERC Chemtrols Pvt Ltd |
| Airport Authority of India | Bunday India Ltd | ERCOM Engineers Pvt Ltd |
| Ajanta Universal Fabrics | Burdwan Super Cement Pvt Ltd | Ercom Engineers Pvt Ltd |
| Akbarpur Chini Mills | Bureau of India Standards | Esennar Transformers (P) Ltd |
| AKS Alloys Pvt Ltd | BWF Tec India Pvt Ltd | e-Serve International Ltd (A Member of Citigroup) |
| Alagappa Engineering Company | C P Foundry Works | Espee Coatings Pvt Ltd |
| Alchem International Ltd | CA Polytech Pvt Ltd | Essae Digitronics Pvt Ltd |
| Alcon Biosciences Pvt Ltd | Caarmel Engg College | Essel Mining & Industries Ltd |
| Alfa College of Engineering and Technology | Cadila Healthcare Ltd | Eurotex Industries & Exports Ltd |
| Alka Forgings | Calcom Cement India Ltd | Everline Engineering Enterprises Pvt Ltd |
| All India Shri Shivaji Memorial Society's Womens College of Engineering | Calderys India Refractories Ltd | Evonik Degussa India Pvt Ltd |
| All India Steel Re-Roller?s Association | Canara Engineering College | Excel Crop Care Ltd |
| Allain Duhangam Hydro Electric Project | Caparo Engineering (I) Pvt Ltd | Excel Industries Ltd |
| Alliance to Save Energy | Carbon India | Exide Industries Ltd |
| Allied Nippon Ltd | Carborundum Universal Ltd | F Harley & Co Pvt Ltd |
| Alok Industries Ltd | Carborundum Universal Ltd - Ceramics Divn | Face Ceramic Ltd |
| Alok Ingots (Mumbai) Pvt Ltd | Carriage & Wagon Repair Workshop | FACOR Alloys Ltd |
| Alom Extrusion Ltd | Casto Castings | Fact Engineering and Design Organisation, (FEDO) |
| Alps Industries Ltd | Castrol India Ltd | FAG Bearings India Ltd |
| Alstom Projects India Ltd | CBC India | Fairfield Atlas Ltd |
| Altex Electric Company | Cement Corporation of India Ltd | Fantek |
| Amal Jyothi College of Engineering | Cement Corporation of India Ltd, Karbi Anglong | Farm Implements (India) Pvt Ltd |
| Amaravathi Sri Venkatesa Paper Mills Ltd | Cement Manufacturers Association | Farmson Analgesics |
| Amaravathi Textiles (P) Ltd | Cement Manufacturing Company Ltd | Federal Mogul Goetze India Ltd |
| Ambala College of Engg & Applied Research (ACE) | Cementir Holding SpA | Federation of Indian Mineral Industries |
| Ambassador Cement Ltd | CEMEX | Fenner (India) Ltd |
| Ambuja Cement Ltd | Cemtec Engineering | Filatex India Ltd |
| Ambuja Cement Ltd, Bhatinda | Central Coalfields Ltd | Filter Concept Inc |
| Ambuja Cement Ltd, Kodinar | Central Electricity Authority | Filtrete India |
| Ambuja Cement Ltd, Panvel | Central Electrochemical Research Institute | Finolex Industries Ltd |
| Ambuja Cement Ltd, Ropar | Central Electronics Engineering Research Institute | Fives FCB |
| Ambuja Cement Ltd, Solan | Central Food Technological Research Institute, (CFTRI) | Fives India Engineering & Projects Pvt Ltd |
| Ambuja Cements Ltd, Magdalla | Central Glass & Ceramic Research Institute | Fleetgaurd Filters Pvt Ltd |
| Ambuja Cements Ltd, Rabriyawas | Central Institute of Mining and Fuel Research | Flexer Rubbers Pvt Ltd |
| Ambuja Cements Ltd, Roorkee | Central Mechanical Engineering Research Institute | Flexibags Packaging Pvt Ltd |
| Ambuja Realty Development Ltd | Central Pollution Control Board | Flexican Bellows & Hoses Pvt Ltd |
| AMC Engineering College | Central Power Research Institute | Flexobraid India |
| AMCL Machinery Ltd | Central Public Works Dept. | Flowserve India Controls Pvt Ltd |
| Amrit Cement Industries Ltd | Central Railway | FLSmidth MAAG Gear AG |
| Amrit Engineering Pvt Ltd | Central Warehousing Corporation | Flsmidth MAAG Gear India |
| Amrita School of Engineering | Century Cement | FLSmidth Private Limited |
| AMS International Pvt Ltd | Century Denim | FLSmidth Pvt Ltd |
| Amtech Electronics (I) Ltd | Century Extrusions Ltd | FLSmidth Ventomatic SPA |
| Anadig Systems | Century Laminating Co. Ltd | Fluidtherm Technology (P) Ltd |
| Analyser Instrument Co Pvt Ltd | Century Pulp & Paper | Force Motors Ltd |
| Anand Agrochem India Ltd | Century Rayon | Ford India Private Ltd |
| Anand Nishikawa Co. Ltd | Cera Chem Pvt Ltd | Forech India Ltd |
| Anand NVH Products (P) Ltd | CESC Ltd | Fortune Landmark |
| Anchor Electricals Pvt Ltd | Chadha Sugars Pvt Ltd | Fortune Pandyan Hotels Ltd |
| Andavar Engg Consultancy | Chains & Allied Concern (CAC) | Fosroc Chemicals (I) Pvt Ltd |
| Andhra Organics Ltd | Chakradhar Chemicals Pvt Ltd | Fosroc Chemicals (India) Pvt Ltd |
| Anil Neerukonda Institute of Technology & Sciences | Chambal Fertilisers and Chemicals Ltd | Frigmaires Engineers |
| Anjaneya Beltings | Chamunda Standard Mills | Frost & Sullivan |
| Anjani Portland Cement Ltd | Chandan Steel Ltd | Future Institute of Engineering and Management |
| Anjani Portland Cement Ltd, Nalgonda | Chanderpur Works Pvt Ltd | G Pulla Reddy Engineering College |
| Annamacharya Institute of Technology and Sciences | Chandrapur Super Thermal Power Station | G&W Industries Pte Ltd |
| Annasaheb Dange College of Engineering & Technology | Chariot Cement Company | G4S Security Systems (India) Pvt Ltd |
| Anugraha Valve Castings Ltd | Chemfab Alkalis Ltd | GAIL (India) Ltd |
| AP Power Generation Corpn. Ltd | Cheminova India Ltd | Gajra Bevel Gears Ltd |
| Apar Industries Ltd | Chemtrols Samil (I) P Ltd | Gallantt Metal Ltd |
| Aparant Iron & Steel Private Ltd | Chem-Verse Consultants India Pvt.Ltd. | Gangadhara Steels Pvt Ltd |
| APCON Systems | Chennai Petroleum Corporation Ltd | Gangotri Textiles Ltd |
| Apex Institute of Engineering & Technology | Chettinad Cement Corp Ltd, Ariyalur | Gannon Dunkerley & Co Ltd |
| APGENCO | Chettinad Cement Corp Ltd, Karur | Garden Reach Shipbuilders & Engineers Ltd |
| APITCO Ltd | Chhattisgarh State Electricity Regulatory Commission | Garrison Polysacks Pvt Ltd |
| Applied Industrial Technologies | Chhattisgarh State Renewable Energy Development Agency (CREDA) | Gautami Power Ltd |
| APR Sacks Ltd | Chhotanagpur Rope Works Pvt Ltd | Gayatri Projects Ltd |
| Aqua Alloys Pvt Ltd | China Resources Cement Holdings Ltd | Gayatrishakti Paper & Boards Ltd |
| AR Chlorides | Chindalia Distributors | GBM Manufacturing (P) Ltd |
| Arabian Yemen Cement Co | Chittaranjan Locomotive Works | GE Giftech Solutions |
| Aradhya Steel Pvt Ltd | CII-Sohrabji Godrej Green Business Centre | GEA Energy System (India) Ltd |
| Arasan Ganesan Polytechnic College | Cimenterie Nationale SAL | GECAMINES Sarl |
| Arch Pharmalabs Ltd | Cipla Ltd | Gemscab Industries Ltd |
| Areva T&D India Ltd | CK Airtech India Pvt Ltd | Genting Lanco Power (I) Pvt Ltd |
| Arihant Electricals | Clariant Chemicals (I) Ltd | Genuine Filters & Fabrics |
| Arkema Catalyst India Pvt Ltd | Clarke Energy India Pvt Ltd | Gharda Chemicals Ltd |
| Arkema Peroxides India Pvt Ltd | Claudius Peters (India) Pvt Ltd | Gimatex Industries Pvt Ltd |
| ARK-Thermal Insulation Engg & Trading Co. | Clay Craft (India) Pvt Ltd | Ginni International Ltd |
| ARS Energy Auditors | Clean Cat Conveyors Pvt Ltd | Ginni Spinning |
| ARS Metals Pvt Ltd | Coal India Ltd | GITAM-College of Engg |
| Arunai Engineering College | Coalsale Company Ltd | GLA Institute of Business Managerment |
| Arvind Chemi Synthetics Pvt Ltd | Coastal Energy Pvt Ltd | GlaxoSmithKline Consumer Healthcare Ltd |
| Arvind Mills Ltd | Coca-Cola India Inc. | Global Conveyor Systems Pvt Ltd |
| Aryan Ispat & Power Pvt Ltd | Coen Bharat Ltd | Global Energy Ltd |
| Aryan Paper Mills Pvt Ltd | Cognis Ahura Pvt Ltd | GMR Energy Ltd |
| Asahi India Glass Ltd | College of Engineering | GMR Ferro Alloys & Inds. Ltd |
| ASB International Pvt Ltd | College of Engineering & Management | GMR Group |
| Ashapura Volclay Ltd | Colourtex Industries Ltd | GMR Industries Ltd |
| Ashok Leyland Ltd | Columbia-Pakona Engineering Pvt Ltd | Goa Auto Services |
| Ashok Polymers Ltd | Commissioner of Geology & Mining | Goa Carbon Ltd |
| Ashok SSK Ltd | Comp-Vac Technology Pvt Ltd | Goa Marriott Resort |
| Ashoka Buildcon Ltd | Comtech Engineers & Consultants Pvt Ltd | Goa Shipyard Ltd |
| Ashoka Multiyarn Mills Ltd | Concentric Pumps (India) Pvt Ltd | Goa Sponge & Power Ltd |
| Ashtech India Pvt Ltd | Confederation of Indian Industry | Godavari Fertilizers and Chemicals Ltd |
| Ashu Impex Services | Connectwell Industries Pvt Ltd | Godawari Power & Ispat Ltd |
| Asian Concretes & Cements (P) Ltd | Consolidated Construction Consortium Ltd | Godrej & Boyce Mfg. Co. Ltd |
| Asian Electronics Ltd | Container Corporation of India Ltd | Godrej Saralee Ltd |
| Asian Paints Ltd | Continental Carbon India Ltd | Gogte Institute of Technology |
| Asian Peroxides Ltd | Contractors Development Institute | Goldstone Cements Ltd |
| Askari Cement Ltd | Con-Weigh Systems Pvt Ltd | Goldstone Cements Ltd, Meghalaya |
| Assam Petrochemicals Ltd | Conzerv Systems Pvt Ltd | Government College of Technology |
| Assam Power Generation Corporation Ltd | Coral Insulated Conductors Pvt Ltd | GPI Textiles Ltd |
| Associated Environmental Engineers Ltd | Cordite Factory | Grasim Cement |
| Associated Stone Industries (Kotah) Ltd | Coromandel Fertilisers Ltd | Grasim Industries Ltd |
| AT & S India Pvt Ltd | Coromandel Sugars Ltd | Grauer & Well (India) Ltd |
| ATE Enterprises Pvt Ltd | Corporate Law Group | Greater Ferro-Met |
| Atibir Industries Co. Ltd | Cosmic Ferro Alloys Ltd | Greaves Cotton Ltd |
| Atlantis Products Pvt Ltd | Covaai Gears | Green Circle Consultants (India) Pvt Ltd |
| Atlas Copco (India) Ltd | Covalent Laboratories Pvt Ltd | Green Valley Industries Ltd |
| Atul Ltd | Covanta Samalpatti Operating Pvt Ltd | Green Valliey Industries Ltd, Jaintia Hills |
| Aumund Enginering Pvt Ltd | Credit Analysis & Research Ltd | Grindwell Norton Ltd |
| Auro Textile | CRH Europe Materials | Groz-Beckert Asia Pvt Ltd |
| Aurobindo Pharma Ltd | Crompton Greaves Ltd | Grundfos Pumps India Pvt Ltd |
| Aurora?s Engineering College | CSI College of Engineering | GS Auto International Ltd |
| Autocomp Corporation Panse Pvt Ltd | CSIR-Structural Engineering Research Centre | GS Lighting (P) Ltd |
| Automatic Instruments Pvt Ltd | Cummins India Ltd - PGBU | GSR Marketing Ltd |
| AVC College of Engineering | D Khandelwal Steel Corporation | Gufic Biosciences Ltd |
| Avery India Ltd | D&H Secheron Electrodes Pvt Ltd | Guindy Machine Tools Ltd |
| AVP Trading Private Ltd | Dakshin Speakers Mfg. Pvt Ltd | Gujarat Agrochem Ltd |
| AVR Electronics Private Ltd | Dalmia Cement (Bharat) Ltd, Ariyalur | Gujarat Ambuja Cements Ltd |
| AVTEC Ltd | Dalmia Cement (Bharat) Ltd, Dalmiapuram | Gujarat Energy Development Agency |
| Ayoki Fabricon Pvt Ltd | Dalmia Cement (Bharat) Ltd, Kadapa | Gujarat Energy Transmission Corporation Ltd |
| Ayurvet Ltd | Dalmia Laminators Ltd | Gujarat Fluorochemicals Ltd |
| Azeocryst Organics Pvt Ltd | Damodar Valley Corporation | Gujarat Machinery Pvt Ltd |
| Baba Banda Singh Bahadur Engg College | Danalakshmi Paper Mills Pvt Ltd | Gujarat Metal Cast Industries Ltd |
| Baba Shoes | Danfoss Industries Pvt Ltd | Gujarat Mineral Development Corpn. |
| Bagalkot Cements & Indts. Ltd | Darjeeling Cements Ltd | Gujarat NRE Coke Ltd |
| Bajaj Auto Ltd | Datta Shetkari Vinkari Sahkari Soot Girani Ltd | Gujarat Organics Ltd |
| Balaji Amines Ltd | Dattatreya Textiles (P) Ltd | Gujarat Paguthan Energy Corpn. Pvt Ltd |
| Balaji Distributors | DAV Institute of Engineering & Technology | Gujarat Sidhee Cement Ltd |
| Balaji Industrial Products Ltd | Davangere Sugar Company Ltd | Gujarat State Electricity Corpn. Ltd |
| Balaji Paper & Newsprint (P) Ltd | Dayalji Industries | Gujarat State Fertilisers & Chemicals Ltd |
| Balaji Sales | DCM Shriram Consolidated Ltd | Gularia Chini Mills |
| Balarampur Chini Mills Ltd | DCM Textiles | Gulbarga Cement Ltd |
| Ballarpur Industries Ltd | De Souza Group | Gulbrandsen Technologies (I) Pvt Ltd |
| Balmer Lawrie & Co Ltd | Deccan Cements Ltd | Gulmohar Filtech Pvt Ltd |
| Balmer Lawrie & Co. Ltd | Deccan Cements Ltd, Nalgonda | Gulmohar Fil-Tech Pvt Ltd |
| Balrampur Chini Mills Ltd | Deccan Industries | Gulmohar Filtration Solutions Pvt Ltd |
| Banaras Hindu University (BHU) | Deccan Mechanical & Chemical Industries Pvt Ltd | Gupta Enterprises |
| Banco Products (India) Ltd | Decon Equipments & Systems Pvt Ltd | Gupta Power Infrastructure Ltd |
| Bangalore Institute of Technology | Deepak Fertilisers and Petrochemicals Corporation Ltd | Guru Nanak Dev Engineering College |
| Bangalore Metropolitan Transport Corporation | Deepak Nitrite Ltd | Guru Tegh Bahadur Institute of Technology |
| Bannari Amman Sugars Ltd | Deepak Traders | GVG Industries (P) Ltd |
| Banswara Syntex Ltd | Deepti Airsystems & Fabricators Pvt Ltd | GVK Power & Infrastructure Ltd |
| Bapatla Engineering College | Delhi Metro Rail Corporation | GVP College of Engineering |
| Barak Valley Cements Ltd | Delhi Transco Ltd | Gwalior Chemical Industries Ltd |
| Baron Power Ltd | Delphi - TVS Diesel Systems Ltd | H & R Johnson (India) Ltd |
| Basaveshwar Engineering College | Delta Paper Mills Ltd | Haidergarh Chini Mills |
| Baselios Mathews II College of Engineering | Dena Bank | Haldiram Manufacturing Co. Pvt Ltd |
| BASF India Ltd | Denso India Ltd | Hallmark Technical Services Pvt Ltd |
| Batliboi Environmental Engineering Ltd | Department of Mines & Geology | Hanung Toys & Textiles Ltd |
| Bayer CropScience Ltd | Design Tribe (India) Pvt Ltd | Hardeo Thermal Power Station |
| Bazpur Co-op Sugar Factory Ltd | Development Consultants Pvt Ltd | Hari Machines Ltd |
| BBS College of Engineering & Technology | Dharani Sugars & Chemicals Ltd | Harihar Polyfibers |
| Beblec (India) Pvt Ltd | Dhayafule Spinning Mills Pvt Ltd | Harman Finochem Ltd |
| Beekay Steel Industries Ltd | Diamond Cements | Harmony Exports |
| Belco Pharma | Diamond Dye-Chem Ltd | Haryana Engineering College |
| Belden India Private Ltd | Diffusion Engineers Ltd | Haryana State Renewable Energy Development Agency, (HAREDA) |
| Bell Ceramics Ltd | Dinabhandhu Steel & Power Ltd | Hassan Dairy |
| Bellary Steels & Alloys Ltd | Dinesh Rathi & Associates | Hatim Carbon Co Pvt Ltd |
| BEML Ltd | Dirk India Pvt Ltd | Haver Ibau India Pvt Ltd |
| Benetton India Pvt Ltd | Disha Institute of Management & Technology | Hazemag India Pvt Ltd |
| Bengal Engineering and Science University | DM Enterprises | Heavy Engineering Corporation Ltd |
| Bengal Institute of Technology & Management | Doddappa Appa Institute of MBA | Heavy Metal & Tubes Ltd |
| Bergen Associates Pvt Ltd | Dolphin Hotels Ltd | Heavy Water Board |
| BES&T Undertaking | Don Bosco Maritime Academy | Heidelberg Cement India Ltd |
| Best Choice Systoms Pvt Ltd | DP Ahuja & Co. | Heidelberg Cement India Ltd, Narsingarh |
| Best Engineers Pumps Pvt Ltd | DPSC Ltd | Heidelberg Prominent Fluid Controls India Pvt.Ltd. |
| Beumer Technology India Pvt Ltd | Dr. Mahalingam College of Engineering and Technology | Hemadri Cements Ltd |
| Bevcon Wayors Pvt Ltd | Dr. Paul Raj Engineering College | Hemadri Cements Ltd, Jaggaiahpet |
| BG Shirke Construction Tech Pvt Ltd | DRA Consultants Pvt Ltd | Henkel Adhesives Technologies India Pvt Ltd |
| Bhabha Atomic Research Centre | DSCL Sugar | Henkel Chembond Surface Technologies Ltd |
| Hero Honda Motors Ltd | Kellogg India Pvt Ltd | Monnet Ispat & Energy Ltd |
| HES - The Residency Towers | Kerala Chemicals & Proteins Ltd | Moon Light Transformers |
| Hetero Drugs Ltd | Kerala State Electricity Board | Mother Dairy |
| Heubach Colour Pvt Ltd | Kesar Enterprises Ltd | Motherson Sumi Systems Ltd |
| High Energy Materials Research Laboratory | Kesoram Cement | Motor Industries Co. Ltd |
| Hikal Ltd | Kessels Engineering Works Pvt Ltd | Movers (India) Pvt Ltd |
| Hills Cement Co Ltd | Khaperkheda Thermal Power Station | MP Christian College of Engineering & Technology |
| Himachal Pradesh State Electricity Board | KHD Humboldt Wedag India Pvt Ltd | MP Power Generating Co. Ltd |
| Himgiri Castings Pvt Ltd | Khosla Profil Pvt Ltd | MS Ramaiah Institute of Technology |
| Hind Aluminium | Khyber Industries (P) Ltd | MSDCL |
| Hind Energy & Coal Benefication (India) Ltd | Kirloskar Brothers Ltd | MSP Sponge Iron Ltd |
| Hind Rectifiers Ltd | Kirloskar Copeland Ltd | MSP Steel & Power Ltd |
| Hindalco Industries Ltd | Kirloskar Ebara Pumps Ltd | Mukand Ltd |
| Hinditron Services Pvt Ltd | Kirloskar Electric Company Ltd | Munters India Humidity Control Pvt Ltd |
| Hindustan Aeronautics Ltd | Kirloskar Ferrous Industries Ltd | Murli Industries Ltd |
| Hindustan Calcined Metals Pvt Ltd | Kirloskar Pneumatic Co Ltd | Murudeshwar Ceramics Ltd |
| Hindustan Construction Co. Ltd | Kirodimal Institution of Technology | Musashi Auto Parts India Pvt Ltd |
| Hindustan Copper Ltd | Kirtane Pandit Consultants Pvt Ltd | Muslim Association College of Engineering |
| Hindustan Latex Ltd | Kirti Industries Ltd | Muthayammal Engineering College |
| Hindustan Motors Ltd | Kisan Veera Satara SSK Ltd | Muthoot Cardamom County |
| Hindustan Paper Corporation | Kiswok Industries Pvt Ltd | MVGR College of Engineering |
| Hindustan Petroleum Corporation Ltd | KJS Cement Ltd | My Home Industries Ltd |
| Hindustan Salts Ltd | KK Wagh Institute of Engineering Education & Research | My Home Industries Ltd, Nalgonda |
| Hindustan Unilever Ltd | KLG Systel Ltd | My Home Industries Ltd, Vishakapatnam |
| Hindustan Zinc Ltd | KLN College of Engineering | Nagarjuna Construction Co Ltd |
| Hindusthan Parsons Ltd | Knack Packaging | Nagarjuna Fertilizers and Chemicals Ltd |
| HIQ Power Associates Pvt Ltd | Kolhapur Institute of Technology | Nahar Spinning Mills Ltd |
| Hira Power & Steels Ltd | Komoline Electronics Pvt Ltd | Nalanda Institute of Engineering & Technology |
| Hi-Rel Electronics Pvt Ltd | Konaseema Gas Power Ltd | Nalwa Steel and Power Ltd |
| Hitachi Hi-Rel Power Electronics Pvt.Ltd. | Koneru Lakshmaiah College of Engineering | Nandi Group of Companies |
| Hitech Bulk Handling Systems Pvt Ltd | Kongovi Electronics Pvt Ltd | Naralkar Institute of Career Development and Research |
| Hi-Tech Refractory | Kongu Engineering College | Naran Lala Pvt Ltd |
| Hi-Tech Transformers Pvt Ltd | KR Pulp & Papers Ltd | Narasu?s Spinning Mills |
| Hitemp Filters Pvt Ltd | Krishak Bharati Co-operative Ltd | Narmada Cement Company Ltd |
| HKT Mining Pvt Ltd | Krishna Knitwear Technology Ltd | Narmada Extrusions Ltd |
| HM Brothers Ltd | Krishna Polypacks Pvt Ltd | National Aeronautics Laboratory |
| HM Cements Limited | Krishna Udyog | National Aluminium Company Ltd |
| HMT Machine Tools Ltd | Krishna Woven Sacks Pvt Ltd | National Atmospheric Research Laboratory |
| Hodek Vibration Technologies Pvt Ltd | Kristu Jayanti College | National Buildings Construction Corp.Ltd |
| Hoganas India Ltd | KRR Engineering (P) Ltd | National Cement Company (PSC) |
| Holtec Consulting Private Ltd | KRSNA Urja Project Ltd | National Council for Cement and Bldg Materials |
| Honavar Electrodes Pvt Ltd | KS Rangaswamy College of Technology | National Engineering College |
| Honda Siel Power Products Ltd | KSB Pumps Ltd | National Environmental Engineering Research Institute (NEERI) |
| Honeywell International (I) Pvt Ltd | KSN Techventures Pvt Ltd | National Fertilizers Ltd |
| Hosch Equipment India Pvt Ltd | KTMS Engineering Pvt Ltd | National Hydroelectric Power Corp. Ltd |
| Hospet Steels Ltd | KU Sodalamuthu & Co. Pvt Ltd | National Institute of Bank Management |
| Hothur Steels | Kudermukh Iron Ore Company Ltd | National Institute of Design |
| HP Electricity Regulatory Commission | Kumar Industries | National Institute of Ocean Technology |
| HS Balbir & Bros | Kumar Marketing | National Institute of Rural Development |
| HVP Mandal's College of Engineering & Tech | Kuppam Engineering College | National Institute of Technology (NIT) |
| Hyderabad Industries Ltd | Kurwai Educational Society | National Insurance Academy |
| Hyderabad Pollution Controls Ltd | Kushal Polysacks Pvt Ltd | National Metallurgical Laboratory |
| Hykon India (P) Ltd | Kuwait Cement Company (KSC) | National Mineral Development Corporation |
| Hyquip Systems Ltd | KVR Rail Infra Projects Pvt Ltd | National Power Training Institute |
| IB Rath & Associates | Kyocera Wireless (India) Pvt Ltd | National Productivity Council |
| Ibilt Technologies Ltd | Lafarge India Pvt Ltd | National Remote Sensing Centre |
| ICFAI Business School | Lafarge India Pvt Ltd, Arasmeta | National Sugar Institute |
| ICI India Ltd | Lafarge India Pvt Ltd, Jojobera | National Thermal Power Corporation Ltd |
| ICL Research & Development Centre | Lafarge India Pvt Ltd, Mejia | Natural Sugar & Allied Industries Ltd |
| IFB Agro Industries Ltd | Lafarge India Pvt Ltd, Sonadih | Nava Bharat Ventures Ltd |
| IFCI Limited | Lakhotia Enterprise Pvt Ltd | Navdeep Chemicals Pvt Ltd |
| IFFCO Kalol Unit | Lakireddy Balireddy College of Engineering | Nawany Corp (I) Ltd |
| IKA India Pvt Ltd | Lakshmi Electrical Control Systems Ltd | Nayaagarh Sugar Complex Ltd |
| IKN Engineering India Private Ltd | Lakshmi Enterprises | NCL Industries Ltd |
| IMCO Alloys Pvt Ltd | LAMBDA | NCL Industries Ltd, Krishna Dist |
| Inca Radiant Engineering (India) Pvt Ltd | Lamer Cement Pvt Ltd | NCL Singrauli |
| INDAir | Lanco Amarkantak Power Pvt Ltd | Neelikon Food Dyes & Chemicals Ltd |
| Indfrag Ltd | Lanco Energy Pvt Ltd | NEEPCO Ltd |
| India Canvas & Tarpaulin Co | Laraon Engineers & Consultants Pvt Ltd | Nelcast Ltd |
| India Govt. Mint. | Larsen & Toubro | NEO Metaliks Ltd |
| India Trimmings Pvt Ltd | Larsen & Toubro Ltd | NEOCARE Naturals Ltd |
| Indiabulls Finance Centre | Laxmi Air Control Ltd | Nepa Ltd |
| Indian Bank | Laxmi Business & Cement Co (P) Ltd | Netafim Irrigation India Pvt Ltd |
| Indian Bureau of Mines | Laxmi Organic Industries Ltd | New Allenberry Works |
| Indian Energy Exchange Ltd | LBS College of Advanced Maritime Studies & Research | New Allied Industrial Corp. |
| Indian Farmers Fertiliser Co-op Ltd | Le Meridien | New Kem Products Corporation |
| Indian Institute for Production Management | Legrand (India) Pvt Ltd | New Mangalore Port Trust |
| Indian Institute of Energy Management | Levcon Controls Pvt Ltd | Newkem Products Corporation |
| Indian Institute of Petroleum | LIC of India | NF Railway |
| Indian Institute of Ports Management | Life Long India Ltd | NG Patel Polytechnic |
| Indian Institute of Technology | Lincoln Helios (India) Ltd | NGEF (Hubli) Ltd |
| Indian Leather Industry Foundation | Lloyds Steel Industries Ltd | NHPC Ltd |
| Indian Metals & Ferro Alloys Ltd | LNV Technology Private Limited | Nicholas Piramal India Ltd |
| Indian Oil Corporation Ltd | Loesche GmbH | Nicholas Piramal Research Centre |
| Indian Ordnance Factories | Loesche India Pvt Ltd | Nicropad Industries |
| Indian Petrochemical Corporation Ltd | Lohia Starlinger Ltd | Nilanchaal Cement Pvt Ltd |
| Indian Precision Gears | Lokapur Cement Ltd | Niphad Sahakari Sakhar Karkhana Ltd |
| Indian Railways Institute of Civil Engineering | Lona Industries Ltd | Nirma Ltd |
| Indian Railways Institute of Electrical Engineering | Lotte India Corporation Ltd | Nirma Ltd - Cement |
| Indian Rare Earths Ltd | LSL LLC | Nirma University of Science & Technology |
| Indian Rayon & Industries Ltd | Lubi Electronics | Nisha Kishan Spinning Mills Pvt Ltd |
| Indira Gandhi Centre for Atomic Research | Lubi Pumps Ltd | Nishitha College of Engineering & Technology |
| Indira Institute of Management | Lubin Engineering (I) Pvt Ltd | NISTADS |
| Indoco Remedies Ltd | Lucas TVS Ltd | Nitco Tiles Ltd |
| Indore Institute of Science & Technology | Lupin Ltd | Nitrex Chemicals India Ltd |
| IndoSponge Power & Steel Pvt Ltd | M Dhanasekarapandian & Sons Pvt Ltd | Nivo Controls Pvt Ltd |
| INDO-US MIM Tec Pvt Ltd | M2K Developers Pvt Ltd | NMAM Institute of Technology |
| Indrex Pvt Ltd | Maanheruka Cement Ltd | NMDC Ltd |
| Indus Paper Boards Pvt Ltd | Mac Marketing Corporation | NMF Equipments and Plants Pvt Ltd |
| Ingersoll Rand (I) Ltd | Macawber Beekay Pvt Ltd | Noble Refractories |
| Ingersoll Rand (India) Ltd | Macherial Cement Company (P) Ltd | Non-Conventional Energy Development Corporation of Andhra Pradesh Ltd |
| Inkarp Instruments Pvt Ltd | Machine Tool Prototype Factory | NORD Drivesystems Pvt Ltd |
| Insap Engineers Pvt Ltd | Macmillan Insulations Pvt Ltd | North Central Railway |
| Insilco Ltd | Macro Marvel Infrastructure Corporation Ltd | North Chennai Thermal Power Station |
| Insmart Systems | Maddi Lakshmaiah & Co Ltd | North Eastern Regional Institute of Science & Technology |
| Institute of Engg & Emerging Technologies (IEET) | Madhucon Sugar and Power Industries Ltd | North Frontier Railways |
| Institute of Information Technology & Management | Madhya Gujarat Vij Company Ltd | North India Technical Consultancy Organisation Ltd (NITCON) |
| Institute of Technology & Management | Madras Canvas Company | North Western Railway |
| Instrumentation Ltd | Madras Cements Ltd | Northeast Frontier (NF) Railways |
| Intas Pharmaceuticals Ltd | Madras Fertilizers Ltd | Northern Coalfields Ltd |
| Intensiv Filter India Pvt Ltd | Madura Coats Private Ltd | Northern India Textile Research Association |
| Inter Solar Systems (P) Ltd | Madura Garments | Northern Railway |
| Intercontinental Consultants & Technocrats P Ltd | Madurai Productivity Council | Northland Rubber Mills |
| International Tractors Ltd | Magnewin Energy Pvt Ltd | Note Mudran P Ltd |
| International Trade Links Instrumentation Pvt Ltd | Magnewin Magnetics | Nova Industries |
| Intervet India Pvt Ltd | Magotteaux Industries Pvt Ltd | Nova Iron and Steel Ltd |
| Intra Project Consultants | Magotteaux International SA | Novotel Hotel |
| Intrans Electro Components Pvt Ltd | Mahabal Auto Ancill Pvt Ltd | NR Agarwal Industries Ltd |
| ION Exchange (India) Ltd | Mahagujarat Chamunda Cement Co Pvt Ltd | NRB Bearings Ltd |
| IPCA Laboratories Ltd | Mahakoshal Refractories Pvt Ltd | NS Thermal Energy Pvt Ltd |
| IRB Infrastructure Developers Ltd | Mahalaxmi Enterprises | NSIC Technical Services Centre |
| ISPAT Energy Ltd | Mahalaxmi Magaswargiya Sah. Soot Girni Ltd | NTPC Ltd |
| ISPAT Industries Ltd | Mahanadi Coalfields Ltd | NTTF Technical Training Centre |
| ISSOJET Burners Pvt Ltd | Mahant Bachittar Singh College of Engineering Technology | Nuclear Power Corporation of India Ltd |
| ITALICA Floor Tiles Ltd | Maharashtra Electricity Regulatory Commission | Nucor Weld (India) Pvt Ltd |
| ITC Ltd, PSPD | Maharashtra Energy Development Agency (MEDA) | Numaligarh Refinery Ltd |
| ITC Windsor Sheraton & Towers | Maharashtra Institute of Technology | O/E/N India Ltd |
| ITCOT Consultancy & Services Ltd | Maharishi Markandeshwar Engineering College | OCL India Ltd |
| ITCOT Consultancy and Services Ltd | Mahatma Phule Anusuchit Jati Jamati Shetkari Sahakari Soot Girni Niyamit | OCL India Ltd - Refractory Divn |
| ITD Cementation India Ltd | Mahavir Spinning Mills | OCL India Ltd, Cuttack |
| ITECA Instruments Pvt Ltd | Mahindra & Mahindra Ltd | OCL India Ltd, Sundargarh |
| ITI Ltd | Mahindra Conveyor Systems Pvt Ltd | Oil & Natural Gas Commission (ONGC) |
| ITW India Ltd | Mahindra Engg & Chemical Products Ltd. | Oil India Ltd |
| J K Cement Works | Mahindra Lifespace Developers Ltd | Oman Cement Company (SAOG) |
| J K Lakshmi Cement Ltd | Mahindra Sona Ltd | Omax Autos Ltd |
| J K Paper Ltd | Mahindra Ugine Steel Co. Ltd | Omega Engineering Systems |
| J K White Cement Works | Maihar Cement | OP Jindal Super Thermal Power Plant |
| J N Marshall Pvt Ltd | Maithan Alloys Ltd | Orchid Chemicals & Pharmaceuticals Ltd |
| Jagannath Textile Co. Ltd | Maithan Ispat Ltd | Orchid Healthcare |
| Jagdamba Cement Industries Pvt Ltd | Malabar Cements Ltd | Ordnance Factory (Min of Defence, Govt. of India) |
| Jagjiwan Enchem Udyog Ltd | Malana Power Co. Ltd | Ordnance Factory Institute of Learning (OFILIS) |
| Jai Hind Rod Mills Ltd | Malnad Alloy Castings Pvt Ltd | Orient Abrasives Ltd |
| Jai Prakash Associates Ltd, Sonebhadra | Mamata Group | Orient Cement Ltd |
| Jaintia Cements Ltd | Man Industries (I) Ltd | Orient Cement, Devapur |
| Jaiprakash Hydro Power Ltd | Man Made Textiles Research Association (Mantra) | Orient Cement, Jalgaon |
| Jaipur Ceramics Pvt Ltd | Mandhana Industries Ltd | Orient Paper Mills |
| Jaipur Vidyut Vitran Nigam Ltd | Mangal Singh Bros Pvt Ltd | Orient Syntex (Prop. APM Inds. Ltd) |
| Jakhotia Plastics Pvt Ltd | Mangalam Cement Ltd | Oriental Carbon & Chemicals Ltd |
| Jakson Enterprises | Mangalore Chemicals & Fertilizers | Oriental Institute of Science & Technology |
| Jammu & Kashmir Energy Development Agency (JAKEDA) | Mangalore Electricity Supply Company Ltd | Oriental Rubber Industries Ltd |
| Janam Marketing | Mangrul Mills Ltd | Orind Special Refractories (P) Ltd |
| Jasmine Towels (Pvt) Ltd | Manikgarh Cement | Oripal Industries Ltd |
| Jasper Engineers Pvt Ltd | Manjara SSSK Ltd | Orissa Electricity Regulatory Commission |
| Jawahar Lal Govt. Engg College | Manoharbhai Patel Institute of Engineering & Technology | Orissa Sponge Iron & Steel Ltd |
| Jawaharlal Nehru Aluminium Research Development & Design Centre | Mantri Developers Pvt Ltd | Osmania University |
| Jay Bharat Maruti Ltd | Mar Baselios College of Engineering and Technology | Oswal Overseas Ltd |
| Jay Polytarp Industries | Maratha Cement Works | Oswal Woollen Mills Ltd |
| Jaya Hind Industries Ltd | Marathon Electric Motors (India) Ltd | P M Granite Export Pvt Ltd |
| Jaya Shree Textiles | Marathwada Institute of Technology | PA Aziz College of Engg & Technology |
| Jayanthi Textile Products | Maris Associates (P) Ltd | Pacific Refractories Ltd |
| Jayanti Boards Ltd | Mark Elektriks | Pacy Exports & Imports |
| Jayashree Electrodevices Pvt Ltd | Marksans Pharma Ltd | Padmanava College of Engineering |
| Jayaswal Neco Industries Ltd | Marsh Automation Pvt Ltd | Padmashri Dr. Vithalrao Vikhe Patil College of Engineering |
| Jaypee Cement Corporation Ltd, Gulbarga | Marson?s Electrical Industries | Pali Polymers |
| Jaypee Gujarat Cement Plant | Martin Engineering | Palladian Publications Ltd |
| Jaypee Himachal Cement Plant | Marudhamalai Sri Dhandapani Spinning Mills | PAM Pharmaceutical & Allied Machinery Co. Pvt Ltd |
| Jaypee Rewa Plant | Mascot (India) Tools & Forgings Pvt Ltd | PAN Analytical India |
| Jaypee Sikandrabad Cemen Grinding Unit | Mass-Tech Controls Pvt Ltd | Pan India Paryatan Ltd, (Esselworld) |
| Jaypee Ventures Pvt Ltd | Masturlal Fabrichem Pvt Ltd | Panimalar Engineering College |
| Jaypee Wanakbori Cement | Masturlal Pvt Ltd | Pankaj Polymers Ltd |
| Jefferson Equipments | Masyc Projects Pvt Ltd | Paramount Centrispun Castings Pvt Ltd |
| Jeltron Systems (I) Pvt Ltd | Mather & Platt India Ltd | Paramount Communications Ltd |
| Jhalani Kamleh Overseas | Matrix Laboratories Ltd | Paranjape Autocast Pvt Ltd |
| Jharkhand State Electricity Regulatory Commission | Matsya Udyog Sangh | Paras Pharmaceuticals Ltd |
| Jinabakul Forge Private Ltd | Mawana Sugars Ltd | Parasakthi Cement Industries Ltd |
| Jindal Poly Films Ltd | Maytas Infra Limited | Parasakti Cement Industries Ltd, Guntur |
| Jindal Power Ltd | Mayur Electro Ceramics Pvt Ltd | Parker Hannifin India Pvt Ltd |
| Jindal Saw Ltd | Mazagon Dock Ltd | Parle Products Pvt Ltd |
| Jindal Stainless Ltd | MCCIA, (Maratha Chamber of Com, Ind & Agriculture) | Parul Institute of Engg & Tech |
| Jindal Steel & Power Ltd | MCKinsey & Company | Paschim Gujarati Vij Co Ltd |
| Jindutt Minerals Pvt Ltd | McNally Bharat Engineering Co Ltd | Pashupati Laminators Pvt Ltd |
| JK Cement Ltd | MECGALE Pneumatics Pvt Ltd | Pasondia Cables Pvt Ltd |
| JK Cement Ltd, Muddapur | MECO Instruments Pvt Ltd | Pat-Fab Engineers Pvt Ltd |
| JK Cement Ltd, Nimbahera | Mecon Ltd | Patwari Plastics (P) Ltd |
| JK Cements Ltd, Nagaur | MECON Ltd | PCBPL |
| JK Lakshmi Cement Ltd | Mecpro Heavy Engineering Ltd | Pefco Foundry, (A Divn of Kores (India) Ltd) |
| JK Lakshmi Cement Ltd, Sirohi | Medicaps Institute of Technology & Management | Penden Cement Authority Ltd |
| JK White Cement | Medreich Ltd | Penna Cement Industries Ltd |
| Jodhpur Engineering College & Research Centre | Meenakshi Enterprises (Tower Steels Ltd) | Penna Cement Industries Ltd, Anantapur |
| Johnson Diversey India Pvt Ltd | Megha Engineering & Infrastructures Ltd. | Penna Cement Industries Ltd, Ganeshpahad |
| Jolly Board Ltd | Megha Granules Pvt Ltd | Pennar Chemicals Ltd |
| Jordan Vulcanisers | Megha Insulations Pvt Ltd | Pennar Industries Ltd |
| Jothi Micro Cast Pvt Ltd | Meghalaya Cement Ltd | Perfect Valuation & Consultants |
| JSW Cement Ltd | Meghalaya Cements Ltd | Perfetti Van Melle India Pvt Ltd |
| Jubilant Organosys Ltd | Meher Trailers Pvt Ltd | Periyar Maniammai College of Technology for Women |
| JUD Cements Ltd | Mekapati Rajmohan Reddy Institute of Technology & Science | Perkins Thermal Systems |
| Jyotech Engineering Co Pvt Ltd | Melog Speciality Chemicals Pvt Ltd | PES Institute of Technology |
| K Mohan & Company (Exports) Pvt Ltd | MERADO, Centre | Pest Control (India) Pvt Ltd |
| K Raheja Corporation | Merit Technology India Ltd | PETROFAC |
| Kailashpati Cements (P) Ltd | Meritt Tranmissions | Petroleum Conservation Research Association |
| Kakatiya Cement Sugar & Industries Ltd | Meta Copper & Alloys Ltd | Petron Engineering Construction Ltd |
| Kalika Steel Jalna Pvt Ltd | Meta Rolls & Commodities Ltd | Petronet MHB Ltd |
| Kallakurichi-II Co-op Sugar Mills Ltd | Metallizing Equipment Co. Pvt Ltd | PGM Ferro Steels Pvt Ltd |
| Kalyanpur Cements Ltd | MGM Forgings Pvt Ltd | Philips Electronics India Ltd |
| Kamineni Educational Society | Michelin India Tyres Pvt Ltd | Phoenix Conveyor Belt India (P) Ltd |
| Kamud Drugs Pvt Ltd | Microtek Forgings Ltd | Pillai Institute of Information Technology |
| Kana Elecromechs | MID India Engineering Ltd | Pinakini Industries (P) Ltd |
| Kanco Overseas | Mileen Engineers | Pioneer Energy & Alternatives |
| Kandla Port Trust | Milestones Switchgears Pvt Ltd | Pioneer Friction Ltd |
| Kanoi Paper & Industries Ltd | Millenium Cement Co Pvt Ltd | PNC Infratech Ltd |
| Kansai Nerolac Paints Ltd | Millennium Multi Trade Pvt Ltd | Polmon Instruments Pvt Ltd |
| Karnataka Bank | Milton Roy India Pvt Ltd | Polypack Industries |
| Karnataka Power Corporation Ltd | Minda Industries Ltd | Polyplastics |
| Karnataka Renewable Energy Development Ltd (KREDL) | Minex Metallurgical Co. Pvt Ltd | Polyplex Corporation Ltd |
| Karthik Inductions Ltd | Ministry of Commerce and Industry | Polyspin Ltd |
| Karur KCP Packagings Ltd | Mishra Dhatu Nigam Ltd | Poornima College of Engineering |
| Katwa Cements Pvt Ltd | MK Associates | Popuri Steel Ltd |
| Kaushik Securities | MM Fabricators Pvt Ltd | Potential Service Consultants Pvt Ltd |
| Kaveri Ultra Polymers Pvt Ltd | MMD (India) Private Limited | Power & Electricity Department Govt. of Mizoram |
| Kay International Ltd | MN Dastur & Co P Ltd | Power Ace Engineering Company |
| Kay Jay Forgings Pvt Ltd | MN Dastur & Co. (P) Ltd | Power Build Ltd |
| KCP Sugar & Industries Corporation Ltd | Modern College of Engineering | Power Drives Enterprises (I) Pvt Ltd |
| KDL Biotech Ltd | Modern India Con-Cast Ltd | Power Grid Corporation of India Ltd |
| KE Technical Textiles Pvt Ltd | Modern Insulators Ltd | Power One Micro Systems (P) Ltd |
| KEC International Ltd | Modern Laminators Ltd | Powerica Transmission |
| Kedar Agencies | Modi ARC Electrodes Co. | Powerlinks Transmission Ltd |
| Keerthi Industries Ltd | Mody Industries (FC) Pvt Ltd | PowerTech Construction |
| Keerthi Industries Ltd, Nalgonda | Mohandas College of Engineering & Technology | PP Minerals |
| KEHEMS Engineering Pvt Ltd | Mondi Oman LLC | PPN Power Generating Company Pvt Ltd |
| Keld Ellentoft India Pvt Ltd | Monitor Information Services | Prag India |
| Pragati Cement (India) Pvt Ltd | Shree Ajit Pulp & Paper Ltd | The Fertilisers & Chemicals Travancore Ltd (FACT) |
| Praja Energy Audit Cell (Peace) | Shree Alloys Industries Pvt Ltd | The Hindoostan Spinning & Weaving Mills Ltd |
| Prakasa Spectro Cast (P) Ltd | Shree Badri Kedar Papers Pvt Ltd | The India Cement Ltd - R&D Centre |
| Prakash Industries Ltd | Shree Cement Ltd | The India Cement Ltd, Malkapur |
| Prakash Straw Board Mills Pvt Ltd | Shree Cement Ltd, Alwar | The India Cements Ltd |
| Pranat Engineers Private Ltd | Shree Cement Ltd, Beawar | The India Cements Ltd, Chennai |
| Prasol Chemicals Ltd | Shree Cement Ltd, Jaipur | The India Cements Ltd, Sankari |
| Pratibha Pipes & Structural Ltd | Shree Cement Ltd, Khushkera | The India Cements Ltd, Sankarnagar |
| Pravara Rural Engineering College | Shree Cement Ltd, Suratgarh | The India Thermit Corporation Ltd |
| Praveen Patro | Shree Chhatrapati Shahu SSK Ltd | The Indian Hotels Co. Ltd |
| Precise Engineers | Shree Digvijay Cement Co Ltd | The Institute of Indian Foundrymen Foundry Informatics Centre |
| Precision Pipes & Profiles Co. Ltd | Shree Digvijay Cement Co. Ltd | The Institution of Engineers (India) |
| Precot Meridian Ltd | Shree Jayalakshmi Powercorp Ltd | The Jaya Shree Chemicals & Fertilizers |
| Premier Enterprises | Shree Kamrej Vibhage Sahakari Khand Udyog Mandli Ltd | The KCP Ltd, Guntur |
| Premier Refractories of India Pvt Ltd | Shree Krishn Polypack | The KCP Ltd, Tiruvottiyour |
| Premier Spg. & Wvg. Mills Pvt Ltd | Shree Mahalaxmi Exports | The Kovur Co-op Sugar Factory Ltd |
| Primasonics International Ltd | Shree Mahuva Pradesh Sahakari Khand Udyog Mandli Ltd | The Lakshmi Mills Company Ltd |
| Prime Textiles Ltd | Shree Shyam Pulp & Board Mills Ltd | The Madras Aluminium Co. Ltd |
| Prism Cement Ltd | Shree Sidhbali Ispat Ltd | The Mysore Paper Mills Ltd |
| Prism Cement Ltd, Kurnool | Shree Tapi Brahmcharyashram Sabha College of Engineering | The Naranja SSK Ltd |
| Prism Cement Ltd, Satna | Shreem Capacitors Pvt Ltd | The Porwal Auto Components Ltd |
| Prithvi Energy Ltd | Shreyas Papers Pvt Ltd | The Power Quality Engineers |
| Priyadarshini Polysacks Ltd | Shri Balaji Enterprises | The Punjab State Co-Op. Milk Producers? Federation Ltd |
| Pro Publications International Ltd | Shri Chhatrapati SSK Ltd | The Ramco Cements Ltd, Alathiyur |
| Project Enggineering Services | Shri Karvir Nivasini Mahalaxmi Ispat Pvt Ltd | The Ramco Cements Ltd, Govindapuram Works |
| Promac Engineering Industries Ltd | Shri Keshav Cements & Infra Ltd | The Ramco Cements Ltd, Kanchipuram |
| PSG College of Technology | Shri Krishna Paper Mills & Industries Ltd | The Ramco Cements Ltd, Krishna |
| PSL Ltd | Shri Natraj Ceramic & Chemical Industries Ltd | The Ramco Cements Ltd, Purba Medinipur |
| PSNA College of Engineering & Technology | Shri Prabhulingeshwar Sugars and Chemicals Ltd | The Ramco Cements Ltd, Virudhnagar |
| PTC India Ltd | Shri Ramalinga Mills Ltd | The Rubber Board |
| PTC Industries Ltd | Shri Ramdevbaba Kamala Nehru Engg College | The Ruby Mills Ltd |
| PTK Architects | Shri Sant Tukaram Sahakari Sakhar Kharkana Ltd | The Saswad Mali Sugar Factory Ltd |
| Puducherry Power Corporation Ltd | Shri Shankaracharya College of Engg & Tech | The Seksaria Biswan Sugar Factory Ltd |
| Punjab Alkalies & Chemicals Ltd | Shriram EPC Ltd | The Sirpur Paper Mills Ltd |
| Punjab Energy Development Agency | Shriram Rayons | The South India Textile Research Association |
| Punjab Engineering College (DU) | Shubha Shree Jagdamba Cement Mills Pvt Ltd | The Southern Gujarat Chamber of Commerce & Industry |
| Punjab State Electricity Board | Shyam Century Ferrous (Divn of CPIL) | The State Load Despatch Centre |
| Punjab State Electricity Regulatory Commission | Sibra Pharmaceuticals Ltd | The Structural Waterproofing Co Pvt Ltd |
| Punjab Tractors Ltd | Siddhanatha Textiles Pvt Ltd | The Travancore-Cochin Chemicals Ltd |
| Purbanchal Cement Ltd | Siddharth Core Boards Ltd | The United Provinces Sugar Co. Ltd |
| Purbanchal Cement Ltd, Guwahati | Siddhi Vinayak Cement Ltd | The University School of Design |
| Purna Sahakari Sakhar Karkhana Ltd | Sidharth Polysacks Pvt Ltd | Theis Precision Steel India Pvt Ltd |
| Purushottam Institute of Engg & Technology | Siemens Building Technologies Pvt Ltd | Thermax Ltd |
| Puskar Industries | Siemens Ltd | Thiagarajar Mills Ltd |
| Pyramid Engineers | Sigachi Chloro-Chemicals Pvt Ltd | Thirumakottai (K) Gas Turbine Power Station |
| R Cambray & Co. Private Ltd | Sika India Pvt Ltd | ThyssenKrupp Electrical Steel India Pvt Ltd |
| Raajdhani Engineering College | Silvassa Cement Product Pvt Ltd | ThyssenKrupp Industries India Pvt. Ltd |
| Raasi Refractories Ltd | Silverline Plastpacks Pvt Ltd | ThyssenKrupp JBM Private Ltd |
| Raddison Hotels Ltd (Owned by AB Hotels Ltd) | Simhadri Thermal Power Project | Thyssenkrupp Polysius AG |
| Radhika Technologies Pvt Ltd | Simplex Castings Ltd | TIDC India |
| Radnik Exports | Simplicity Projects Pvt Ltd | Tide Water Oil Co. (I) Ltd |
| Raghuram Synthetics Pvt Ltd | Singareni Collieries Company Ltd | Tijiya Steel Pvt Ltd |
| Rail Coach Factory | Singhal Enterprises (P) Ltd | Timblo Pvt Ltd |
| Rail Wheel Factory | Singhal Steel Pvt Ltd | Timken India Ltd |
| RailTel Corporation of India Ltd | Sinoma International Engg Co Ltd | TMVT Industries Pvt Ltd |
| Railway Electrification | Sipra Services & Investments Pvt Ltd | Top Gear Transmissions |
| Rain Cements Ltd | SK Systems Pvt Ltd | Torrent Pharmaceutical Ltd |
| Rain Cements Ltd, Kurnool | Skandia Cutting Dies Pvt Ltd | Torrent Power Ltd |
| Rain Cements Ltd, Nalgonda | SKG Associates | Toshali Cement Pvt Ltd |
| Rain Industries Ltd | SKP Engineering College | Toshali Cements Pvt Ltd, Vizag |
| Rainbow Papers Ltd | SKS Ispat and Power Ltd | Toshbro Controls Pvt Ltd |
| Raj Petro Specialities (P) Ltd | Small Industry Service Institute | Toshcon Jesco (India) Pvt Ltd |
| Rajagiri School of Engineering & Technology | SMC Power Generation Ltd | Toyota Kirloskar Auto Parts Pvt Ltd |
| Rajalakshmi Engineering College | Snow and Avalanche Study Estt. | Transmetal Ltd |
| Rajashree Cement | Snowcool Systems India (P) Ltd | Transpade Engineers Pvt Ltd |
| Rajasthan Electronics & Instruments Ltd | Sobis Software (I) Pvt Ltd | Transparent Energy Systems Pvt Ltd |
| Rajasthan State Mines & Minerals Ltd | Socomec HPL | Transpek Industry Ltd |
| Rajdeep Builcon Pvt Ltd | Solaris Chemtech Ltd | Transpek-Silox Industry Ltd |
| Rajeev Gandhi Memorial College of Engg & Tech | Solid Material Conveying System | Transweigh (India) Ltd |
| Rajendra Mechanical Industries Ltd | Solvay Specialities India Pvt Ltd | Trilegal |
| Rajhans Refractories Pvt Ltd | Solyvent Flakt (India) Pvt Ltd | Trishla Gear Industries |
| Rajiv Gandhi College of Engineering Research & Technology | Sona Alloys Pvt Ltd | Triveni Engineering & Industries Ltd |
| Rajshree Sugars & Chemicals Ltd | Sona College of Technology | Triveni Synpacks Pvt Ltd |
| Rallison Electricals Pvt Ltd | Sona Koyo Steering Systems Ltd | Tube Products Incorporate |
| Rama International | Sona Okegawa Precision Forgings Ltd | TubeWeld (India) Ltd |
| Rama Petrochemicals Ltd | Sonal Vyapar Ltd | Turbo Engineering Services |
| Rama Pulp & Papers Ltd | South Asia LPG Company Pvt Ltd | Turbovent Industries Pvt Ltd |
| Rama Shyma Papers Ltd | South Central Railway | Tuticorin Alkali Chemicals & Fertilizers Ltd |
| Ramada Plaza Palm Grove | South East Central Railway | Tuticorin Port Trust |
| Raman Boards Ltd | South Eastern Coalfields Ltd | TVS Srichakra Ltd |
| Ramco Systems Ltd | South Eastern Railway | UAL Bengal |
| Ramkrishna Forgings Ltd | South Western Railways | Udyogi Plastics Pvt Ltd |
| Ranbaxy Laboratories Ltd | Southern Power Distribution Co. of AP Ltd | Ulhasnagar Municipal Corporation |
| Ranippettain Engineering College. | Southern Railways | Ultratech Cement Ltd |
| Rashmi Housing Pvt Ltd | Southern Spinners and Processors Ltd | UltraTech Cement Ltd, Amreli |
| Rashtriya Chemicals & Fertilizers Ltd | Special Engineering Services Ltd | UltraTech Cement Ltd, Ariyalur |
| Rathi Transpower Pvt Ltd | Special Equipments | Ultratech Cement Ltd, Chandrapur |
| Ratiopharm India Pvt Ltd | Special Steel Company of India | Ultratech Cement Ltd, Gulbarga |
| Ratnamani Metals & Tubes Ltd | Spectrum Coal & Power Ltd | UltraTech Cement Ltd, Jafarabad |
| Raymond Ltd | Spectrum Dyes & Chemicals Pvt Ltd | UltraTech Cement Ltd, Kotputli |
| Raymond UCO Denim Pvt Ltd | Spectrum Power Generation Ltd | UltraTech Cement Ltd, Neemuch |
| Raysut Cement Company (SAOG) | Spetech Plant Equipments Pvt Ltd | Ultratech Cement Ltd, Panipat |
| Rectiphase Capacitors | Spirax Marshall Pvt Ltd | UltraTech Cement Ltd, Raipur |
| Regency Ceramics Ltd | Spraying Systems (India) Pvt Ltd | Ultratech Cement Ltd, Surat |
| Reggiana Riduttori, Italy | SPS Textiles & Industries Ltd | UltraTech Cement Ltd, Tadipatri |
| Regional Research Laboratory | SRD Nutrients Pvt Ltd | UltraTech Cement Ltd, Taloja |
| Reliable Autotech Pvt Ltd | Sree Chaitanya College of Engineering | Umayal Spinners (P) Ltd |
| Reliance Cellulose Products Ltd | Sree Jayajothi Cements Ltd | Uniflex Cables Ltd |
| Reliance Cement Company (P) Ltd | Sree Jayajothi Cements Ltd, Kurnool | Unifrax India Ltd |
| Reliance Energy Ltd | Sree Rayalaseema Alkalies & Allied Chemicals Ltd | Unimark International Pvt Ltd |
| Reliance Industrial Ltd | Sree Rayalaseema Hi-Strength Hypo Ltd | Unimark Metallurgical (P) Ltd |
| Reliance Infrastructure Ltd | Sree Rayalseema Sugar & Energy Ltd | Union Quality Plastics Ltd |
| Renco Technologies Pvt Ltd | Sreenidhi Institute of Science & Technology | UNI-Sankyo Ltd |
| Renewable Energy Department, Haryana | SRES College of Engineering | United Engineering Services |
| Research Designs & Standards Organisation(RDSO) | SRF Ltd | United Phosphorus Ltd |
| Reva Industries Limited | Sri Balaji College of Engg & Technology | Universal Chemicals & Industries Pvt Ltd |
| Revathi Equipment Ltd | Sri Jalaram Plastics | University Institute of Technology-RGPV |
| Rexnord India Pvt Ltd | Sri Jayachamarajendra College of Engineering (JSS Mahavidyapeetha) | UP Power Corp. Ltd |
| RFCL Ltd | Sri Jayajothi Textile Mills (P) Ltd | Upper Doab Sugar Mills |
| RG Bronze Mfg Co. Pvt Ltd | Sri Lalita Cement Industries Ltd | Urja Research Foundation |
| RHI AG | Sri Nachammai Cotton Mills Ltd | Urja Vikas Nigam Ltd |
| RHI Clasil Ltd | Sri Padmabalaji Steels (P) Ltd | Usha Management Consultants |
| RICO Auto Ind. Ltd | Sri Ramakrishna Degree College | Usha Martin Ltd |
| Rieter-LMW Machinery Ltd | Sri Sai Institute of Technology & Science | USV Ltd |
| Rimjhim Ispat Ltd | Sri Sai Ram Engineering College | V Automat & Instruments Pvt Ltd |
| Rishabh Buildwell Pvt Ltd | Sri Sukra Spinning Mills (P) Ltd | VA Tech Hydro India Pvt Ltd |
| Rishi Cement Company Ltd | Sri Venkateswara College of Engineering | Valley Strong Cement (Assam) Ltd |
| RITES Ltd | Sri Vishnu Cement Ltd | Valliammai Engineering College |
| Riya Sugar Company Ltd | SRMB Udyog Ltd | Vanaz Engineers Ltd |
| RL Steels Ltd | SS Mineral Exploration & Allied Geo Services | Vandana Global Ltd |
| RMC Readymix (India) Pvt Ltd | SSPM?s College of Engineering | Varam Power Projects (P) Ltd |
| RN Gupta Engineering Co Pvt Ltd | St. Berchmans College | Vardhman Special Steels |
| Rolcon Engineering Co Ltd | St. Joseph Engineering College | Vardhman Textiles Ltd |
| Roots Cast Private Ltd | St. Margaret Engineering College | Varroc Engineering Pvt Ltd |
| Rotec Transmissions (P) Ltd. | Stallion Engineering Systems Pvt. Ltd. | Vasavadatta Cement |
| RotoAuto Engineering Solutions Pvt Ltd | Standard Material Agencies Pvt Ltd | Vasavi College of Engineering |
| Rovar Pumps Private Limited | Star Wire (I) Ltd | Vasavi Synthetics Pvt Ltd |
| Rowsons Marketing Private Ltd | Starlinger Export GmbH | Vashi Electrical Pvt Ltd |
| Royal College of Engineering & Technology | State Bank Global IT Centre | VAUTID-SHAH Hardface Pvt Ltd |
| Royal Electricals | ST-CMS Electric Co. Pvt Ltd | VBC Industries Ltd |
| Royal Elminya Cement Co | STCottex Exports Pvt Ltd | VC Cements |
| Royal Refractories | STEAG Encotec India Ltd | VDEAL Systems |
| RS Ispat Pvt Ltd | Steag Energy Services (India) Pvt Ltd | Vee Kay General Industries |
| RSR Mohota Spg. & Wvg Mills Ltd | Steel Authority of India Ltd | Veer Plastics Pvt Ltd |
| RSWM Ltd | Steelage Refractories (P) Ltd | Veeyes Alloys Pvt Ltd |
| Rubamin Ltd | Steelcast Ltd | Velalar College of Engineering and Technology |
| Rud India Chain Pvt Ltd | Sterlite Copper | Vellore Institute of Technology |
| Rungta Mines Ltd | Sterlite Industries (India) Ltd | Vellore Institute of Technology (Deemed University) |
| Rupa & Co Ltd | Sterlite Technologies Ltd | Venkatesa Spinning Mills |
| Rupraj Technical Services | STI India Ltd | Ventech Systems Pvt Ltd |
| Rural Electrification Corpn. Ltd | STI Sanoh India Ltd | Venti Oelde India Pvt Ltd |
| RVS Arts & Science College | Stock Redler India Pvt Ltd | Venus Remedies Ltd |
| S Sellammal Paddy Processing Mill | Stockhome India Ltd | Vestas Wind Technology India Pvt Ltd |
| Sabash Engineering (Chennai) Pvt Ltd | Stollberg India Pvt Ltd | VG Engineers Pvt Ltd |
| SAF Filter Pvt Ltd | STP Ltd | VG Paper and Boards Ltd |
| Sagar Cements Ltd | Strides Arcolab Ltd | Vibgyor Overseas Pvt Ltd |
| Sagardighi Thermal Power Project | STUP Consultants Pvt Ltd | Victory Electricals Ltd |
| Sagas Autotec Pvt Ltd | Sud Chemie India Pvt Ltd | Vidya Vikas Institute of Engineering & Technology |
| Saha Sprague Ltd | Sudarshan Chemical Industries Ltd | Vidyut Greenbank (I) Pvt Ltd |
| Sahyadri Industries Ltd | Sudershan Steel Pvt Ltd | Vijai Electricals Ltd |
| Sai Electricals | Sujala Pipes Pvt Ltd | Vikram Cement |
| Sai Sri Woven Sacks Pvt Ltd | Sun Energy Consultancy Services | Vikram Ispat |
| SAIL Power Co. Ltd | Sun Irrigation Systems Pvt Ltd | Vikram Private Ltd |
| Saint Gobain Vetrotex India Ltd | Sun Pharmaceuticals Industries Ltd | Vikrant Forge Ltd |
| Saintgits College of Engineering | Sun Poly Tarp Overseas Pvt Ltd | Vinati Organics Ltd |
| Sakthi Auto Component Ltd | Sundram Fasteners Ltd | Vinayaka Alloys Pvt Ltd |
| Sakthi Sugars Ltd | Sunflag Infrastructure Pvt Ltd | Vintech Air Control Engineers & Consultants |
| Salem Steel Plant | Suntech Solar Technologies | VIP Industries Ltd |
| Samanta Chandrasekhar Institute of Technology & Management (SCITM) | Sunvik Steels (P) Ltd | Vir Rubber Products Pvt Ltd |
| Sambandam Spinning Mills Ltd | Super Smelters Ltd | Viraj Profiles Ltd |
| Samkrg Piston & Rings Ltd | Super Spinning Mills Ltd | Virchow Labs |
| Samtel Color Ltd | Super Waudite Jointings Pvt Ltd | Virgo Cements Ltd |
| San Engineering & Locomotive Co Ltd | Sur Iron & Steel Co (P) Ltd | Visaka Industries Ltd |
| Sandfits Foundries Pvt Ltd | Surana Industries Ltd | Vishwakarma Refractories Pvt Ltd |
| Sandoz Private Ltd | Surat District Cooperative Milk Producers Union Ltd (SUMUL) | Vishwasrao Naik SSK Ltd |
| Sandvik Asia Ltd | Surya Infotainment Products Pvt Ltd | VISION Electro Mechanical Consultants Pvt Ltd |
| Sangam Spinners, (A Divn of Snagam (India) Ltd) | Surya Roshini Ltd | Vista Chemtech Pvt Ltd |
| Sangauss Traders | Suven Life Sciences Ltd | Viswa Jyothi College of Engineering & Technology |
| Sanghi Industries Ltd, Cement Divn | Suzlon Energy Ltd | Viswakirti Conveyors Pvt Ltd |
| Sanjay Pustak Bhandar | Suzuki Textiles Ltd | Vithayathil Cements |
| Sant Baba Bhag Singh Inst of Engg & Technology | Swam Pneumatics Pvt Ltd | Vivacity Wovensack Pvt Ltd |
| Saranathan College of Engg | Swami Ramanand Bharati Sahakari Soot Girani Ltd | Vivvid Renewable Energies Ltd |
| Saraswati Udyog India Ltd | Swaraj Engines Ltd | VM Salgaocar & Bros. Pvt Ltd |
| Saravana Insulators Ltd | Swarup Castings Pvt Ltd | VO Chidambaranar Port Trust |
| Sarayu Contractors and Consultants | Swati Udyog Pvt Ltd | Voith Turbo Private Limited |
| Sarda Energy & Minerals Ltd | Syed Hashim College of Science & Technology | Volga Instruments Pvt Ltd |
| Sarda Papers Ltd | Sygenta India Ltd | Voltas Ltd |
| Sardar Patel College of Engineering | Symbiosis Institute of International Business | Volvo India Pvt Ltd |
| Sardar Vallabhbhai Patel Institute of Technology (SVIT) | Symbosis Creations Pvt Ltd | VPM Engineers |
| Sarita Steel and Industries Ltd | Syndicate Bank | VR Siddhartha Engineering College |
| Sarmangal Synthetics Pvt Ltd | T&A Trade Solutions Pvt Ltd | VRL Logistics Ltd |
| Sarvajanik College of Engineering & Technology | Taha Pumps & Valves | VSP Cement Ltd |
| Sarvesh Refractories Ltd | Taino Engineering Pvt Ltd | VT Corp Pvt Ltd |
| Satluj Jal Vidyut Nigam Ltd | TAISEI International | VVP Engineering College |
| Saudi Cement Company | TAKRAF India Pvt Ltd | W S Industries (India) Ltd |
| Saurashtra Cement Ltd | Tamil Nadu Agricultural University | Wago & Controls (India) Ltd |
| Saurasthra Mill Stores | Tamil Nadu Cements Corporation Ltd | Walchand College of Engg |
| SBEC Sugar Ltd | Tamil Nadu Cements Corporation Ltd, Ariyalur | Walchand Institute of Technology |
| SBEM Pvt Ltd | Tamil Nadu Newsprint and Papers Ltd | Walchandnagar Industries Ltd |
| Scaw Industries Pvt Ltd | Tamil Nadu Pollution Control Board | Wallace Pharma Pvt Ltd |
| SCHEUCH GmbH | Tamilnadu Cements Corporation Ltd | WAM India Pvt Ltd |
| Scientific Literature Company | Tamilnadu Electricity Board | Wardex Pharmaceuticals Pvt Ltd |
| Scorpio Scrapers (India) Pvt Ltd | Tanks India | Wartsila India Ltd |
| Secure Meters Ltd | TATA Autocomp GY Batteries Pvt Ltd | Wasp Pumps Pvt Ltd |
| Sefar Filtration (India) Pvt Ltd | Tata Chemical Ltd - Cement | WEG Electric (India) Pvt Ltd |
| SEMCO Electrical Pvt Ltd | Tata Chemicals Ltd | Wegmans Industries Pvt Ltd |
| Senapathy Whiteley Private Ltd | Tata Consultancy Services | Welcast Steels Ltd |
| Senergy Consultants Pvt Ltd | Tata Hitachi Construction Machinery Co.Ltd | WelcomHotel Mughal Sheraton |
| Senlogic Automation Pvt Ltd | Tata Motors Ltd | Wesman Group of Companies |
| SEPR Refractories India Ltd | Tata Power Company Ltd | West Bengal Electricity Regulatory Commission |
| Servomax India. Ltd | Tata Projects Ltd | West Bengal Power Development Corporation Ltd |
| Sesa Goa Ltd | Tata Refractories Ltd | West Fort Higher Education Trust |
| Sesa Industries Ltd | Tata Steel Ltd | Western Central Railways |
| Seshasayee Paper and Boards Ltd | TCF-NADI Industrial Fans Pvt Ltd | Western Coalfields Ltd |
| SETCO Automotive Ltd | TDI Infrastructure Ltd | Western Drugs Pvt Ltd |
| Sew Infrastructure Ltd | TechFlow Enterprises Pvt Ltd | Western Railway |
| SEW-EURODRIVE India Pvt Ltd | Techmark Engineers & Consultants | Western Railways |
| SGJ Autocare (P) Ltd | Technical Consultancy Services Organisation of Karnataka | Wexford Laboratories Pvt Ltd |
| SGS India Ltd | Techno Air Engineer | Windmoller & Holscher India Pvt Ltd |
| SGS India Pvt Ltd | Techno India | Winrock International India |
| Shaheed Udham Singh College of Engineering & Technology | TechnoTarp & Polymers Pvt Ltd | WL Gore & Associates (Pacific) Pte Ltd |
| Shahi Exports Pvt Ltd | Technova Engineers | Wockhardt Ltd |
| Shaifali Rolls Ltd | TECPRO Systems Ltd | Wolkem India Ltd |
| Shaktiman Cements Ltd | Tehri Hydro Development Corporation Ltd | Wollaque Ventilation And Conditioning (P) Ltd |
| Shalcot Mechanique (P) Ltd | Teknik Plant & Machinery Manufacturing Co Pvt Ltd | Wonder Cement Ltd |
| Shalivahana Cement Industries Ltd | Teknocrats Academy of Automation & Control Technology (TAACT) | Woodward Governor India Ltd |
| Shamanur Sugars Ltd | Testo India Pvt Ltd | WR Grace & Co (India) Pvt Ltd |
| Shanmuganathan Engineering College | Tetragon Chemie Pvt Ltd | Yagyavalkya Institute of Technology (YIT) |
| Shanmugaraja Spinning Mills Pvt Ltd | Textile & Engineering Institute | Yajna Fuel Services |
| Shantha Biotechnics Ltd | Thapar Centre for Industrial Research & Development | Yog Industries Ltd |
| Shanthi Gears Limited | THDC Ltd | Zenith Energy |
| Sharadha Ceramics Pvt Ltd | The Andhra Pradesh Paper Mills Ltd | Zircar Ceramics Pvt Ltd |
| Sharadha Terry Products Ltd | The Andhra Sugars Ltd | Zuari Cement Ltd |
| Shashwat International Ltd | The Associated Cement Cos. Ltd | Zuari Cement Ltd, Chennai |
| Sheshadri Cements Pvt Ltd | The BEST Undertaking | Zuari Cement Ltd, Krishnanagar |
| Shetkari Sahakari Soot Girni Maryadit | The Bombay Dyeing & Manufacturing Co. Ltd | Zuari Cement Ltd, Sitapuram |
| Shilpa Re-Rollers Pvt Ltd | The Bombay Textile Research Assn. | Zydus Nycomed Healthcare Pvt Ltd |
| Shivaani Alloy Steel Castings Ltd | The Energy & Resource Institute (TERI) | |
| Shivakumaran Spinning Mills P Ltd | The Engg Staff College of India | |
| Shivnagar Vidya Prasarak Mandal's Col of Engg | The Farmers Co-operative Spinning Mills Ltd | |
