* Hindustan Latex limited, Trivandrum
* Hindustan Lever Limited, Pondicherry
* Hindustan Motors Limited, Thiruvallur
* Hyundai Motors Ltd
* I.I.T, Madras
* Indian Furniture
* Indital Chemicals Ltd
* International Flavors & Fragrances
* IWL LTD Chennai
* J.s.s. College of pharma, ooty
* Kanam Latex Industries, Nagercoil
* KCP Sugars, Vijayawada
* Kumaraswamy chemicals - Panruti
* Kurian Abraham Ltd, Tuckaly
* Lakshmi balaji bottling plant, chitoor
* Lucas TVS Ltd
* Malco, mettur dam
* Manali Petro Products Ltd
* Mc.Adams Chemical Company, Trichy
* Mercury Synthetic, Hyderabad
* Meso industries, Chennai
* MIT, Chennai
* MRF Ltd,Goa
* MRF Ltd ,Hyderabad
* MRF Ltd ,kottayam
* MRF Ltd ,Madras
* Murugappa Morgan Thermal Ceramics Limited
* Naptha Resins, Bangalore
* Natural capsules - Pondichery
* Oren hydrocarbons
* Padhmam herbal care
* Pasuparthi Polymers pvt ltd
* Petro-Araldite limited,
* Pondy personal care
* PSG college of technology, Coimbatore
* Rajagiri plantation, punalur
* Rane Brake Lining,Madras,Pondicherry & hyderabad
* Raptacos Brett & Co.Ltd
* Regional engg. College, trichy & calicut
* S.G.S India Ltd
* Saravana Dairy foods
* Sathya Cashew Chemicals
* Seshasayee paper mills - Namakkal
* Shasun chemicals & drugs limited,
* SIP Industries, Ranipet
* Smartex Exports Private Limited
* Snap Alginate Products, Ranipet
* Sona Meta Chem., Pondicherry
* South India Textile research, Coimbatore
* Spac Tapioca Products, Erode
* SPIC Pharmaceuticals, Cuddalore
* SPIC Science Foundation
* SPIC, Tuticorin
* SRF Ltd, Madras & Trichy
* Sri ram EPC pvt ltd
* SSl - TTK ,Chennai
* Structural engg.research center, Csir, Chennai
* Sudarsan Phenomenors Ltd, Pondicherry
* Sundaram Brake Linings Ltd, Madras & Madurai
* Sundaram industries, Madurai
* Thirumalai Chemicals Ltd
* Urbane Industries
* Varalakshmi Starch Industries, Salem
* Vignesh enterprises
* W.S. Industries
* West Cost Polymers, cannanore.
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