| • | Ab Mauri India Pvt. Ltd., Chennai |
| • | Abhishek Developers, Banglore |
| • | Advanced Materisals Laboratory (aml), National Institute For Materials Science (nims), Japan |
| • | Amaravati Irrigation Division, Amaravati |
| • | Amlai Paper Mills, Shahdol (m.p.) |
| • | Andaman Public Works Department (pwd) Port Blair |
| • | Asian Paints, Mumbai |
| • | Bbmb, Sundernagar |
| • | Bharat Petroleum Corporation Ltd. (bpcl), Mumbai |
| • | Bharat Petroleum Corporation, Noida |
| • | Birla Cellulosic, Kharach, Dist.bharuch, Gujrat |
| • | British Gas Exploration & Production India Ltd., Mumbai |
| • | Bses Limited, Mumbai |
| • | Caim Energy India Pty Ltd. |
| • | Central Pollution Control Board, New Delhi |
| • | Central Public Works Department, Nagpur Division, Nagpur |
| • | Central Statistical Organization, New Delhi |
| • | Chemfab Alkalies Ltd., Pondicherry |
| • | Chennai Petroleum Corporation Limited, Manali, Chennai |
| • | Cipla, Bangalore |
| • | City Corporation Ltd., Pune |
| • | Cpcb, New Delhi |
| • | Cpheeo, New Delhi |
| • | Crain Energy India Pvt. Ltd., Chennai |
| • | Damodar Valley Corporation, Kolkata |
| • | Dbt, New Delhi |
| • | Delhi Jal Board, Delhi |
| • | Delhi Pollution Control Committee, Delhi |
| • | Department Of Biotechnology, New Delhi |
| • | Department Of Science & Technology, New Delhi |
| • | Division Of Agricultural Chemicals, Indian Agricultural Research Institute, New Delhi |
| • | Electrosteel Thermal Power Ltd., Kolkata |
| • | Essar Oil Limited., Jamnagar |
| • | Gem Stone Beach Resorts Pvt. Ltd., Chennai |
| • | Gmr Energy Ltd., Bangalore |
| • | Goa State Pollution Control Board, Panaji |
| • | Grasim Inds Ltd, Staple Fibre Division, Nagda |
| • | Great Eastern Energy Corporation Ltd., Gurgaon |
| • | Gujarat Pollution Control Board, Gandhinagar |
| • | Gujarat State Petroleum Corporation Ltd., Gandhinagar, Gujarat |
| • | Gujrat State Energy Generation Ltd., Gandhinagar |
| • | Hazira Lng Pvt. Ltd., Ahmedabad |
| • | Hindustan Lever Ltd., Kodaikanal |
| • | Hindustan Petroleum Corporation Ltd., Kolkata |
| • | Hindustan Petroleum Corporation Ltd., Mumbai |
| • | Hindustan Zinc Ltd., Rajpura-dariba, Rajasthan |
| • | Hindustan Zinc Ltd., Udaipur |
| • | Hpcl, Visakhapatnam |
| • | Indian Council Of Medical Research (icmr), New Delhi |
| • | Indian National Science Academy, New Delhi |
| • | Indian Oil Corporation Ltd, Mathura |
| • | Indian Oil Corporation Ltd., Vaddodara |
| • | Indian Strategic Petroleum Reserves Ltd., New Delhi |
| • | Institute Of Ocean Management, Anna University, Chennai & Moef, New Delhi |
| • | Iocl, Faridabad |
| • | Itc Ltd., Chennai |
| • | Jaiprakash Hydropower Ltd., New Delhi |
| • | Jeedimetla Effluent Treatment Ltd., Hyderabad |
| • | Jindal Saw Limited, Samaghogha, Mundra, Gujarat |
| • | Kalpasar Department, Gandhinagar |
| • | Kerala Industrial Infrastructure Development Corporation, Trivandrum |
| • | Kolkata Metropolitan Development Authority, Kolkata |
| • | Kolkata Metropolitan Water And Sanitation Authority (kmwsa), Kolkata |
| • | Maharashtra Pollution Control Board, Mumbai; Usepa |
| • | Mcgb, Mumbai |
| • | Midc, Mumbai |
| • | Ministry Of Environment & Forests (mef), New Delhi |
| • | Ministry Of Food Processing Industries, New Delhi |
| • | Ministry Of New And Renewable Energy, New Delhi |
| • | Ministry Of Rural Development, New Delhi |
| • | Ministry Of Urban Development & Poverty Alleviation, New Delhi |
| • | Mitsui & Co., New Delhi |
| • | Mseb, Uran |
| • | Mumbai Metropolitan Region Development Authority (mmrda), Mumbai |
| • | Municipal Corporation Of Greater Mumbai, Mumbai |
| • | Nagarjuna Fertilizers And Chemicals Ltd., Hyderabad |
| • | Nagpur Improvement Trust, Nagpur |
| • | National Center For Antarctic & Ocean Research, Dept. Of Ocean Development, Goa |
| • | National Thermal Power Corporation Ltd., New Delhi |
| • | Numaligarh Refinery Ltd., Numaligarh |
| • | Oil & Natural Gas Corporation Ltd., Vadodara |
| • | Oil & Natural Gas Croporation Ltd., Mumbai |
| • | Oil India Ltd., Dhuliajan, Assam |
| • | Ongc, Chennai |
| • | Ongc, Dehradun |
| • | Ongc, Delhi |
| • | Ongc, Mumbai |
| • | Orissa Water Supply & Sanitation Board, Bhubaneswar |
| • | Padma Chemicals, Pondicherry |
| • | Pan India Paryatan Limited, Mumbai |
| • | Parsi Punchayet Funds & Properties, Mumbai |
| • | Philips India Ltd., Pune |
| • | Planning Commission, New Delhi |
| • | Pradushan Nivaran Samiti, Bikaner |
| • | President's Estate Division, Rashtrapathi Bhavan, New Delhi |
| • | Rajasthan Rajya Vidyut Utpadan Nigam Ltd., Kota |
| • | Rajiv Gandhi Science And Technology Commission, Mumbai |
| • | Relene Petrochemicals Pvt. Ltd., Navi Mumbai |
| • | Reliance Energy Ltd., Mumbai |
| • | Reliance Energy, Noida |
| • | Reliance Industries Ltd., Motikhavadi |
| • | Reliance Industries Ltd., Navi Mumbai |
| • | Sahara India Commercial Corporation Ltd., Lonavala |
| • | Sakthi Sugar Ltd., Haripur, Orissa |
| • | Sea King Infrastructure Ltd., Mumbai |
| • | Secon Private Limited, Bangalore |
| • | South Eastern Coalfields Ltd., Dankuni |
| • | Ssi In Tamil Nadu |
| • | State Ground Water Unit, Department Of Agriculture, Govt.of Pondicherry |
| • | State Groundwater Unit & Soil Conservation, Department Of Agriculture, Puducherry |
| • | State Industries Propmotion Corporation Of Tamil Nadu Ltd., Chennai |
| • | Steel Authority India Ltd., Kolkata |
| • | Steel Authority Of India Ltd., Bhilai |
| • | Tamil Nadu Pollution Control Board, Chennai |
| • | Tuticorin Post Trust, Tuticorin. Ministry Of Shipping, New Delhi |
| • | Unicef, Bhopal |
| • | United Nations Children's Fund (unicef), Bhopal |
| • | Usepa |
| • | Usepa, Washington Dc |
| • | Victoria Memorial Hall Trust (vmht), Kolkata |
| • | Visakhapatnam Port Trust, Visakhapatnam |
| • | Voltas Limited, Mumbai |
| • | West Bengal Pollution Control Board, Kolkata |
| • | World Health Organization, New Delhi |
