- Reliance Industries limited.
- Sterlite industries limited.
- GNFC / NCPL.
- Municipal Corporations.
- Industrial estates.
- SAIL Ltd.
- Biocon Ltd.
- General Motors Ltd.
- Nilamber Group.
- Veraval CETP
- Sabic.
- Moser Baer
- Responsive Sutip
- Chattel Construction
- Ujwala Power
- Emco Ltd.
- Pradeep Metals Ltd.
- MBH Power
- Hendon Power
- Harley Power.