• ACTARIS INDUSTRIES INDIA PVT. LTD.

• LARSEN & TOUBRO LTD.

• BHARAT PETROLEUM CORPORATION LTD.

• MAHANAGAR GAS LTD.

• CHEMTROLS ENGINEERING LTD.

• MAZGAON DOCKS LTD.

• CONTROL PLUS OIL AND GAS SOLUTIONS PVT. LTD.

• MECON LTD.

• EMERSON PROCESS MANAGEMENT (I) PVT. LTD.

• NAVAL DOCKYARD.

• HINDUSTAN PETROLEUM CORPORATION LTD.

• NIRMAL INDUSTRIES.

• GAS AUTHORITY OF INDIA LTD.

• NISHOTECH LTD.

• HINDUSTAN ANTIBIOTICS LTD.

• ROTARY MEC ENGINEERING (INDIA) PVT. LTD.

• IBP CO.LTD.

• SABARMATI GAS LTD.

• INDIAN OIL CORPORATION LTD.

• SYNTEX INDUSTRIES LTD.

• INDIAN OIL TANKING LIMITED.