India:

• ACC Cements
• Sagar Cements
• KCP Cements
• Godavari Polymers
• T.M Tyres and Tubes Pvt. Ltd.
• Mercury Synthetic Resins
• Yeluri Formulations Pvt. Ltd.
• Air Works India Engineering
• Ashok Leyland                                                                                         
• Bharat heavy Electricals Limited(BHEL)
• Blue Dart Aviation
• Chidambaram Shipcare
• DNV Inspection
• Electronics Corporation of India Limited(ECIL)
• Gas Authority of India Limited
• Goa Shipyard
• Hindusthan Aeronautics Limited(HAL)
• Hindusthan Petroleum Corporation Limited(HPCL)
• Indian Airlines
• Larsen & Tourbo(L&T) Ltd.
• Ministry of Defence(DRDL, DMRL, DMDE, NFTDC, ASL, RCI)
• Ministry of Railways(SCR)
• National Thermal Power Corporation(NTPC)
• Oil and Natural Gas Corporation(ONGC)
• Reliance Petrochemicals Limited
• SGS India

Overseas:

• Al-Hoty Stranger, Abu Dhabi
• CCC Sipem Consortium, Kazakhisthan
• Felosa Certification Services, Abu Dhabi,
• Lonestar Technical Services, Dubai,
• MR Alkhatlan, Saudi Arabia
• NDTCCS, Saudi Arabia
• NDTCCS, UAE
• PEMCO, Doha, Qatar
• Quatar inspection Services, Qatar
• TATI, Muscat, Oman
• Toledo Electrical and Mechanical Works, Abu Dhabi.