Cethar Vessels  Ltd.,
 Vison Boiler.,
 Wall Channel Nagar Industries.,
 Almet Castings Pvt. Ltd., Chennai.
 Balaji Casting, Chennai.
 Balaji Enterprises., Chennai.
 Hyundai Motors India Ltd., Sriperumbadur.
 Ashok Leyland Ltd., Ennore & Hosur.
 Auto Diecasting Company, Coimbatore.
 B.K.M.Metals, Chennai.
 Benco Thermal Technologies Pvt.Ltd., Chennai.
 Bimetal Bearings Ltd., Coimbatore
 Cut Fast Abrasives Ltd., Chennai.
 Decon Extrusion Pvt.Ltd., Pondicherry.
 G.E.C. Alsthom Ltd., Chennai.
 Gujarat Heavy Chemicals, Thiruporur.
 Hindustan Coca Cola Beverages Pvt.Ltd., Thiruvallur.
 Kalpataru Chemicals Pvt. Ltd., Hosur...
 Maschmeijer Aromatics India Ltd., Chennai.
 Padma Metals, Chennai.
 Ramsons Garment Finishing Equipment Pvt.Ltd., Bangalore
 Clarient Chemicals (India) Ltd., Kancheepuram.
 Sak Abrasives Ltd., Gummidipoondi.
 Transworld Garnet India Ltd., Tuticorin.
 Tube Products Ltd., Chennai.
 Union Abrasives, Chennai.
 Vignesh Alloy Pvt.Ltd., Coimbatore.
 Welmech Engineering, Chennai.
  Asveen forgings Pvt. Ltd., Thiruvallore, Chennai.
  Unity forgings Pvt.Ltd., Maraimalar Nagar, TamilNadu.
  Sun Extrusions.,
 CPAquaCulture. Redhills. Cennai-67.
 Jagdtri Paper Mill.Maduragantham.
 Kandri Fruit Pack.Chittor.
 Vessons Energy System.Tirchy & Chennai.
 Tharmex. Chennai.
  Vijayalakshmi Forging & Stampings. Chennai.
  MM Forging. Trichy.
  Sree Industries (Forging). Perungudi.
  Industrial Sales & Services (Galvanizing). Thiruveerkadu.
  Bay-forge P ltd.Maduranthakam.TamilNadu.
 Tube Investment Of India,Avadi,
 Axles India Ltd,(sriperumbudur.Tamil Nadu.
 Axles India Ltd.(Cheyyar).Tamil Nadu.
 Wheels India Ltd,(Padi).Chennai.
 Wheels India Ltd(Sriperumbudur)Tamil Nadu,
 Sundaram  Clayton Ltd (Chennai & Hosur.TamilNadu).
 Vision Engineering Ltd,Ramapuram,Chennai.