Government of India |
- Physical Research Laboratory (PRL)
- Indian Army
- Indian Air Force
- Steel Authority of India Ltd. (SAIL)
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- Chennai Stock Exchange Ltd.
- Chennai Heavy Chemicals Ltd. (CHCL)
- Deutsche Bank
- JMC Projects Ltd.
- C M C Limited ( TATA Group )
- ITC welcome Group
- FAG Bearings
- Radio Mirchi
- Times of India Group
- Lions Club
- Metso Minerals Ltd.
- SONY India Ltd.
- Pidilite Industries
- Bharti AIRTEL
- Gates Unitta India Compancy P Ltd
- PEPSI
- INFOMEDIA
- IDEA Cellular Ltd.
- Lupin Ltd.
- Uttam Dairy
- J M Financial & many more
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Government of Tamil Nadu |
- Chennai Tourism Corporation Limited.
- Chennai Industrial Corporation Limited.
- R & B Dept.
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Semi Governments |
- Housing Urban Development Corporation Ltd.
- Madras State Fertilizer Corporation Ltd.
- Indian Railway & Tourism Corporation of India
Ltd. (IRCTC)
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Corporate Sectors |
- Nirma Group
- Apollo Hospitals
- I V R C L Infrastruction
- MCX Ltd.
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