| Business | Phone |
| Bjlj Engineers & Architects 393 E Jericho Tpke, Mineola 11501 | (516) 741-2222 |
| Boswell Engineering Co 382 Jericho Tpke, Mineola 11501 | (516) 747-3545 |
| Ch2m Hill 435 1st St, Mineola 11501 | (516) 248-2482 |
| Hrm Engineering 450 Jericho Tpke, Mineola 11501 | (516) 248-0750 |
| Lizardo Engineering Assoc 200 Old Country Rd # 670, Mineola 11501 | (516) 484-1020 |
| Sidney B Bowne & Son Llc 235 E Jericho Tpke, Mineola 11501 | (516) 746-2350 |
| Mda Design Consulting 276 Jericho Tpke, Mineola 11501 | (516) 747-8077 |
| Tam Consulting Inc 219 Arlington St, Mineola 11501 | (516) 414-2662 |
| Valerio Associates 114 Old Country Rd # 530, Mineola 11501 | (516) 739-1616 |