| # | Company name | Role | # of projects |
|---|---|---|---|
| 1 | T & W Consultants | Structural engineering | 5 |
| 2 | T E Meyer & Assocs | Structural engineering | 1 |
| 3 | T F Fitzgerald & Associates | Structural engineering | 1 |
| 4 | T H Chuah Associates | Structural engineering | 2 |
| 5 | T K Consulting Engineers | Structural engineering | 3 |
| 6 | T L C P | Structural engineering | 7 |
| 7 | T R C Engineers | Structural engineering | 3 |
| 8 | T W Associates | Structural engineering | 1 |
| 9 | T W Thomas | Structural engineering | 1 |
| 10 | T.Y. Lin (SEA) SDN BHD | Structural engineering | 2 |
| 11 | T.Y. Lin (South East Asia) Private Limited | Structural engineering | 28 |
| 12 | T.Y. Lin International | Structural engineering | 13 |
| 13 | T.Y. Lin International | Structural engineering | 5 |
| 14 | T.Y. Lin International Sdn Bhd | Structural engineering | 13 |
| 15 | T.Y. Lin Taiwan | Structural engineering | 1 |
| 16 | T.Y. Lin, Kulka, Yang & Associates | Structural engineering | 2 |
| 17 | Tacoma Cooper Structural Engineers | Structural engineering | 3 |
| 18 | Tadeusz Katner | Structural engineering | 1 |
| 19 | Tadjer Cohen Edelson Associates, Inc. | Structural engineering | 83 |
| 20 | TAE Inc. | Structural engineering | 0 |