1.Cement Industries:

• Birla Corpn Ltd. Unit: Durgapur cement Works, Durgapur, W.B.
• Birla Corpn Ltd. Unit: Durga Kitech cement, Durgapur; W.B.
• OCL India Ltd. Unit: Rajgangpur, Orissa
• OCL India Ltd. Unit: Kapilas Road, Orissa
• Rishi Cement Ltd, Hazaribag
• Shiva Cement Ltd; Rajgangpur, Orissa
• Lafarge India Ltd, Jamshedpur, Jharkhand.
• Lafarge India Ltd, Mezia, W.B.
• Sri Durga Cement Company Ltd. Ramgarh Cantt, Jharkhand.
• JCI Cement (P) Ltd. Hazaribag, Jharkhand.
• Everest Cement Ltd.

2. Sponge Iron & Steel Industries:

• Usha Martin Ltd. Jamshedpur, Jharkhand
• Sarda Energy & Power Ltd. Raipur, C.G.
• Nalwa Steel & Power Ltd. Raigarh, C.G.
• Thakur Prasad Sao & Sons (P) Ltd. Rourkela, Orissa.
• Orissa Sponge Iron Ltd, Keonjhar, Orissa.
• Shree Ganesh Metaliks Ltd. Rourkela, Orissa,
• MSP Metaliks Ltd. Jharsuguda, Orissa
• Viraj Steel & Power Ltd. Jharsuguda, Orissa.
• OCL Iron & Steel Ltd. Rajgangpur, Orissa,

• ITC Ltd Unit: Kolkata, Munger, Saharanpur
• New Tobacco Company (P) Ltd. Kolkata
• Surya Nepal (P) Ltd. Simra, Nepal

4. Water & Effluent Treatment:

• NLC Nalco India Ltd, Kolkata
• Voltas Ltd, Kolkata
• AQUATREAT ENGINEERING PVT LTD, Kolkata
• AQUATHERM WATER TREARMENT PVT LTD, Kolkata
• ENVIRO REASERCH, Kolkata
• ENVIRO SYSTMES & EQUIPEMENTS, Kolkata
• SRP CONSTRUCTIONS CO, Jamshedpur, Jharkhand
• CLC Tanners Association, Kolkata Leather Complex
• Indian Sea Food Processing Corpn., Kolkata
• IFB Agro Industries Ltd, Noorpur, W.B.

• Hindusthan Unilever Ltd, Kolkata
• Hindusthan Heavy Chemicals, Kolkata
• Tata Pigments Ltd, Jasmshedpur
• Kesal Chemical & Pigments India (P) Ltd, Kolkata
• Chemtech Acids & Chemicals (P) Ltd, Hyderabad

• Vinayak Oil & Fats (P) Ltd, Howrah, W.B.
• Bansal Oil Extraction (P) Ltd, Burdwan, W.B.
• Capricorn Oil Ltd, Burdwan, W.B.
• Kanchan Oil Industires Ltd, Jhargram, W.B.
• Shiv Shakti Ghee Udyog (P) Ltd, Nepal

• Hindalco Industries Ltd. Hirakud Power, Sambalpur, Orissa
• Hindalco Industries Ltd. Hirakud Smelter, Sambalpur, Orissa