| Business | Phone |
| Damiano G Maruca Aia Asce 100 E 101st St, New York 10029 | (212) 722-3675 |
| Anatos Engineering 240 W 35th St, New York 10001 | (212) 714-0993 |
| Design Bureau Leonid Krupnik 139 Fulton St # 214, New York 10038 | (212) 393-9679 |
| Blue Sky Design 121 W 27th St # 805, New York 10001 | (646) 230-9900 |
| Etna Consulting Structural 450 Fashion Ave # 4003, New York 10123 | (212) 967-7773 |
| Goldstein Associates 31 W 27th St # 6, New York 10001 | (212) 714-9270 |
| Guy Nordenson & Assoc 198 Broadway # 10, New York 10038 | (212) 766-9119 |
| Salmon Trevor Pe 260 W 36th St, New York 10018 | (212) 714-0305 |
| Urbantech Inc 224 W 35th St # 13, New York 10001 | (212) 627-3366 |
| Virgil Yu Consulting Engineers 12 W 37th St, New York 10018 | (212) 279-6177 |
| Weiskopf & Pickworth 38 E 29th St # 5, New York 10016 | (212) 683-9696 |
| Wexler & Assoc 12 W 32nd St, New York 10001 | (212) 643-1500 |
| N Wexler Pe 225 E 47th St, New York 10017 | (212) 730-7500 |
| Purdy & Henderson Assoc Inc 20 W 23rd St # 4, New York 10010 | (212) 229-0522 |
| Severud Assoc 485 5th Ave # 8, New York 10017 | (212) 986-3700 |
| Stuart Engineering 57 W 38th St # 11, New York 10018 | (212) 243-3909 |
| Murray Engineering 307 7th Ave # 1001, New York 10001 | (212) 741-1102 |
| New York Structural Engineer 1 Penn Plaza, New York 10121 | (212) 997-7739 |
| Structural Engineer New York 1 Penn Plaza, New York 10121 | (212) 997-7739 |