| Business | Phone |
| Structural Engineering Tech 4012 28th St, Long Island City 11101 | (718) 706-7196 |
| Chrysler Engineering Co 3801 23rd Ave # 309, Long Island City 11105 | (718) 545-8659 |
| Tishman Technologies 4119 27th St, Long Island City 11101 | (718) 472-1517 |