• Jyoti Heat Treaters / Pune.

• Heat – Tech / Pune.

• Pune Heat – Treaters / Pune.

• K.K. Industries / Pune.

• Trimurti Heat Treaters / Pune.

• Ambattur Heat Treaters Pvt.Ltd /Chennai.

• Nash Group of Companies / Banglore.

• ZWG Castings Pvt.Ltd / Coimbotore.

• Gupta CablesPVT Ltd /Buvaneshwar.

• Hyundai Motor India Ltd / Chennai.

• TVS Group of Companies / Chennai.

• UCAL Group of Companies.

• Techmat / Endotherm Pvt. Ltd / Chennai.

• Wave Current Automotive Ltd. / Chennai.

• NALCO / Orissa.

• HEF Ltd / Malasia.

• MetalTreat Inds/ Gujarat

• Mettreat / Aurangabad

• SriRam Industries / Kolapur

• V-Tech / Satara & Kolapur

• Accurate Heat Treaters / Pune

• National Engg Co / Nagpur.