M/s Vedanta Alumina Ltd.
Smelter Plant
Jharsuguda , Odisha, India

China Aluminium International
Trading Co. Ltd.  China

M/s National Aluminium Co. Ltd.
Smelter Plant
Angul, Odisha, India

Larsen & Turbo Ltd.( ECC Division )
Kolkata India

M/s Bharat Aluminium Co. Ltd.
Smelter Plant
Balconagar, Korba, Chhatisgarh, India

E C L .France

Bridge & Roof India Co. Ltd.
Kolkata.India

Tata Steel Ltd.

Mahanadi Coalfield Ltd