Major Clients
Shiv-Vani currently works mainly with the
- Oil and Natural Gas Corporation Ltd (ONGC),
- Oil India Ltd (OIL) and
- Indian Oil Corporation Ltd.
- GAIL (India) Ltd.
- Mahandi Coalfields Limited
- GUPCO – Gulf of Seuz
- Schlumberger
- Petroleum Development Oman (PDO operated by Shell International).







