REFINERY SECTOR

             PETROCHEMICAL SECTOR

• Bharat Petroleum Corp. Ltd.
• Chennai Petroluem Corp. Ltd.
• Essar Oil Ltd.
• Hindustan Petroleum Corp. Ltd.
• Indian Oil Corp. Ltd.
• Mangalore Refinery & Petrochem. Ltd.
• NOCL
• Oil & Natural Gas Corp. Ltd.
• Reliance Industries Ltd.

• BCPL
• Haldia Petrochemicals Ltd.
• JBF Petrochemicals Ltd.,
• Reliance Industries Ltd.
• OMPL

             FERTILIZER SECTOR

               CHEMICAL SECTOR

• Chambal Fertilizers
• Coromandel Fertilizers Ltd.
• Indian Farmers Fertilizers & Chemicals Organisation
• Indogulf Fertilizer & Chemicals Corp.
• KRIBHCO Ltd.
• Madras Fertilisers Ltd.
• Mangalore Chemicals & Fertilizers Ltd.
• Nagarjuna Fertilizers & Chemicals Ltd.
• Rashtriya Chemicals & Fertilizers
• Zuari Agro-Chemicals Ltd.

• Albright Wilson Ltd.
• Hindustan Antibiotics Ltd.
• Hindustan Unilever Ltd.
• Hindustan Organic Chemicals Ltd.
• Herdillia Chemicals Ltd.
• Jayashree Chemicals Ltd.
• Sadhana Nitrochem Ltd.

                                                INDUSTRIAL  SECTOR

• Aarthi Industries
• Air Liquide India Ltd.
• Apollo Tyres Ltd.
• Arya Energy
• Bharat Earth Movers Ltd.
• BHEL
• BOC India Ltd.
• Bombay Dyeing & Mfg. Co.
• B.S.Ispat
• Cairn Energy
• Chemplast Sanmar
• Coca Cola India Ltd.
• Cochin Shipyard Ltd.
• Essar Constructions Ltd.
• FL Smidth
• GE Water
• GE Energy Infrastructure
• Gujarat Ambuja Exports Ltd.
• HAL
• Hindalco Industries Ltd.
• Honda Siel Cars Ltd.
• Hyundai Heavy Engg. India Ltd.
• India Glycols Ltd.
• Jacobs Engineering
• Jagatjit Industries Ltd.
• Kinetic Honda Motors Ltd.
• Konkan Synthetic Fibres

• KPCL
• KSB Pumps India Ltd.
• Larsen & Toubro Ltd.
• Mahindra & Mahindra Ltd.
• Maruti Udyog Ltd.
• Mather & Platt Pumps Ltd.
• Modi Xerox Ltd.
• Moser Baer India Ltd.
• NALCO
• Nirma Ltd.
• Pepsico India Holdings
• Praxair India Limited
• Punj Lloyd
• Rajshree Polyfils Ltd.
• Sulzer Pumps India Ltd.
• Sree Rayalseema Hi-Strength Hypo Ltd.
• Tata Coffee Ltd.
• Thermax Babcock & Wilcox Ltd.
• Thermax Ltd.
• TLT Engineering
• TOYO Engineering
• Toyo Denki Power Systems
• Triveni Engg. & Industries Ltd.
• Turbotech Engineers
• Vishnu Vidyut
• Vivekananda Modern Industries

                     OIL & GAS

• Cairn Energy LLC
• Gas Authority of India Ltd.
• Oil & Natural Gas Commission

• Abu Dhabi Gas Liquefication Co. Ltd.
• Abu Dhabi National Oil Co.,
• Custom Craft (M) Sdn Bhd, Malaysia.
• Dresser-Rand Inc., USA/Brazil
• Elliott Turbo machinery Co., USA
• FS-Elliott Co. LLC., USA
• GAS Arabian Services/SABIC, Saudi Arabia
• Ghana Oil Palm Dev. Co., Ghana
• GE Energy/Gustavo Preston, USA
• Hick Hargreaves/BOC Edwards, U.K.
• Punj Lloyd, Qatar
• Kim Hock, Singapore 
• Qatar Petroleum, Qatar
• Qatar Petroleum (QGPC)
• SGK Engineering, Singapore
• Turbokraft, Malaysia
• Takreer (Abu Dhabi Oil Refining Co.)