| Company's |
| 1. Halcrow Consulting India Private Limited |
| 2. Swadeshi Civil Infrastructure Private Limited |
| 3. SMS Infrastructure Limited |
| 4. L & T -SUCG JV (Metro Tunnelling Delhi) DMRC CC-27 Project |
| 5. RPS Infrastructure Limited |
| 6. DENSO Haryana Private Limited |
| 7. Gawar Construction Limited |
| 8. BPTP Limited |
| 9.B.G.Shirke Construction Technology Private Limited |
| 10. Best Koki Automation Private Limited |
| 11. Kessels Engineering Works Private Limited |
| 12. Radiant Polymers Private Limited |
| 13. ISGEC Heavy Engineering Limited |
| 14. IRCON International Limited |
| 15. H.S. Nag & Assocates Private Limited |
| 16. Astrum Value Homes Private Limited |
| 17. Jaguar Overseas Limited |
| 18. Master Cad Solutions |
| 19.JKM Infra Projects Private Limited |
| 20. Totem Infrastructure Limited |
| 21. Gupta Bros.(india) |
| 22. Longjian Road And Bridge Limited Company |
| 23. Jindal Saw Limited |
| 24. India Infracon Private Limited |
| 25. Imtech Marine India Private Limited |
| 26. Andritz Hydra Private Limited |
| 27. WAPCOS Limited |
| 28. Hindustan Construction Company Limited |
| 29. Central Public Department |
| 30. M.V.OMNI Project (India) Limited |
| 31. Delhi Technical University |