| 1 | AMRL International Tech City Ltd. | Multi Product |
| 2 | Aspen Infrastructure Limited | Hi-Tech Engineerigng Sector |
| 3 | CCCL Infrastructure Limited | Food Processing |
| 4 | Cheyyar SEZ Developers Pvt. Ltd. | Footwear |
| 5 | Cheyyar SEZ Developers Pvt. Ltd.) | Footwear |
| 6 | Cognizant Technology Solutions India Pvt. Ltd. | IT/ITES |
| 7 | Coimbatore Hitech Infrastructure Pvt. Ltd. | IT/ITES |
| 8 | DLF Info City Chennai Ltd. | IT/ITES |
| 9 | Electronics Corporation of Tamil Nadu Limited (ELCOT) | IT/ITES |
| 10 | Electronics Corporation of Tamil Nadu Limited (ELCOT) | IT/ITES |
| 11 | Electronics Corporation of Tamil Nadu Limited (ELCOT) | IT/ITES |
| 12 | Electronics Corporation of Tamil Nadu Limited (ELCOT) | IT/ITES |
| 13 | Electronics Corporation of Tamil Nadu Limited (ELCOT) | IT/ITES |
| 14 | Estancia IT Park | IT/ITES |
| 15 | ETA Technopark Private Limited | IT/ITES |
| 16 | Flextronics Technologies (India) Private Limited | Electronics Hardware and Related Services |
| 17 | Hexaware Technologies Limited | IT/ITES |
| 18 | IG3 Infra Limited (ETL Infrastructure Services Limited) | Textile |
| 19 | IG3 Infra Limited (ETL Infrastructure Services Limited) | IT/ITES |
| 20 | J. Matadee Free Trade Zone Private Limited | FTWZ |
| 21 | L&T Shipbuilding Limited | Heavy Engineering Sector |
| 22 | Mahindra World City Developers Limited. | IT/Hardware & Bio-Informatics |
| 23 | Mahindra World City Developers Limited. | Auto Ancillary |
| 24 | Mahindra World City Developers Limited. | Apparel & Fashion Accessories |
| 25 | MEPZ Special Economic Zone | Multi Product |
| 26 | New Chennai Township Private Limited | Multi Services |
| 27 | New Chennai Township Private Limited | Engineering Sector Including Auto Ancillaries |
| 28 | Nokia Telecom SEZ | Telecom Equipments/R&D Services |
| 29 | Shriram Properties and Infrastructure Private Limited | IT/ITES |
| 30 | Span Venture Pvt. Ltd. | IT/ITES |
| 31 | State Industries Promotion Corporation of Tamil Nadu | Engineering |
| 32 | State Industries Promotion Corporation of Tamil Nadu | Transport Engineering Goods Including Manufacture of Tyres and Tubes for all Purposes and for Transport Industry Sector |
| 33 | State Industries Promotion Corporation of Tamil Nadu | Electronics or Telecom Hardware and Support Services including Trading and Logistic Activities |
| 34 | State Industries Promotion Corporation of Tamil Nadu | Engineering |
| 35 | State Industries Promotion Corporation of Tamil Nadu | Electronics Hareware and Related Support Services Including Trading and Logistics Operations |
| 36 | Syntel International Private Limited | IT/ITES |
| 37 | Tata Consultancy Services Limited | IT |
| 38 | Tril Infopark Ltd. | IT/ITES |
| 39 | Platinum Holdings Pvt. Ltd | IT/ITES |
| 40 | Frontier Lifeline Pvt. Ltd. | Biotechnology |
| 41 | Infosys Limited | IT/ITES |
| 42 | Perungudi Real Estates Private Limited | IT/ITES |
