- Aurobindo Pharma Ltd., Andhra Pradesh
- Atul Products Ltd., Gujarat
- Aquarius Fisheries Ltd., Goa
- Andhra Organics Limited, Pydibhimavaram, AP
- Bask Farms Pvt. Ltd., Tamil Nadu
- Birla Cellulosic, Kosamba (Gujarat)
- Bombay Suburban Electric Supply (BSES), Noida
- Cuddalore Sipcot Industries Common Utilities Ltd (CUSECS).
- Godrej India Ltd., Mumbai
- Gujarat Alkalies & Chemicals Ltd (GACL), Dahej
- Gujarat Electricity Board (GEB)
- Gas Authority of India Ltd (GAIL).
- Grasim Industries Ltd., Kerala
- Hindustan Newsprint Ltd (HNL), Kerala
- Maharashtra Industrial Development Corporation (MIDC)
- Mangalore Chemicals & Fertilizers Ltd, Mangalore
- ICI India Ltd., Chennai
- Indian Rayon (Aditya Birla Group), Veraval.
- Khemani Distillery Pvt. Ltd., Daman
- Luna Chemical Industries Pvt. Ltd.
- Lantech Pharmaceuticals Pvt. Ltd, Srikakulam
- Maharashtra Industrial Development Corporation (MIDC)
- Mangalore Chemicals & Fertilizers Ltd, Mangalore
- Mangalore Refineries & Petrochemicals Ltd., Mangalore
- Matrix Laboratories Limited, Vizianagaram
- National Thermal Power Corporation Ltd (NTPC).
- Nuclear Power Corporation (NPC)
- Nirma Limited, Bhavnagar, Gujarat
- Nagarjuna Agrichem Limited, Srikakulam
- Oil & Natural Gas Corporation Ltd. (ONGC)
- Oswal Chemicals & Fertilisers Ltd., Paradeep
- Mangalore Refineries & Petrochemicals Ltd., Mangalore
- Pfizer India Ltd., Navi Mumbai
- Pondicherry Distilleries Ltd., Pondicherry
- PPN Power Projects Ltd., Tamil Nadu
- Chemicals Fertilisers Ltd., (RCF)
- Rashtriya Ispat Nigam- Vizag Steel Plant
- Raunaq International Ltd., Delhi
- Rohit Pulp & Paper Mills Ltd., Gujarat
- Royal Distilleries Pvt. Ltd., Daman
- SMS Pharmaceuticals Ltd, Vizianagaram
- Suryachakra Power Plant, Portblair
- Tamil Nadu Petro Products Ltd (TPL)
- Travancore Titanium Products Ltd (TTP), Kerala
- Veraval Industries Association
- Vijaynagar Biotech Limited, Vizianagaram
- Wel-treat Enviro Management Organization (WELSPUN CORP LTD), Vapi
- Matrix Laboratories Limited, Vizianagaram