| M/s. KSB Pumps and Valves., Coimbatore. |
| M/s. Rieter – LMW Machinery Ltd., Coimbatore. |
| M/s. Revathi power transmission, Coimbatore. |
| M/s. Beacon Wire [P] Ltd., Chennai. |
| M/s. United Motors And Heavy Equipmets [P] Limited, Bangalore. |
| M/s. Automotive Axles Limited. Mysore. |
| M/s. Bhular India [P] Limited. Bangalore. |
| M/s. Anugraha valve castings Limited. – Coimbatore. |
| M/s. Revathi Equipments – Coimbatore. |
| M/s. Veeyes Engineering – Coimbatore. |
| M/s. Agni Steels – Trichangode. |
| M/s. Ran – India – Trichangode. |
| M/s. Metrolla Steels – Kerela. |
| M/s. Rosvar Steels – Coimbatore. |
