Clients
Underground Metal Mines
- Hutti Gold Mines Ltd.
- Hindustan Zinc Ltd.
- Uranium Corporation of India Ltd.
- Ferro-Alloys Corporation Ltd.
- Balasore Alloys Ltd.
- MOIL Ltd.
- Indian Metals & Ferro Alloys Limited (IMFA Ltd).
Underground Coal Mines
- South Eastern Coal Field Ltd.
- Western Coal Fields Ltd.
- Mahanadi Coal Fields Ltd.
- Singareni Coal Collieries Ltd.
- Indu Projects Ltd.