- TATA Steel Ltd
- Caterpillar India Pvt Ltd
- Thriveni Earth Movers Pvt Ltd
- Hindustan Zinc,
- Komatsu Mining Corp. Group
Joy Global (India) Private Limited, - JMS Mining Pvt Ltd
- Ambey Mining Pvt Ltd
- United Engineering works
- Minar Hyrdo works
- Balajee Engineering works
- Wellbore Engineering Corp..
- Sanghvi Movers Ltd
- Insitu Machining Solution
- Universal Sea Port Pvt Ltd
- Nabors Engineering & Industries