| Business | Phone |
| Ronald T Jepson & Assoc 222 Grand Ave C, Bellingham 98225 | (360) 733-5760 |
| Rh2 Engineering Inc 454 W Horton Rd, Bellingham 98226 | (360) 676-0836 |
| Freeland & Assoc 1408 N Garden St, Bellingham 98225 | (360) 650-1408 |
| Pacific Survey & Engineering 1812 Cornwall Ave, Bellingham 98225 | (360) 671-7387 |
| Means Co Inc 4200 Meridian St # 216, Bellingham 98226 | (360) 676-0631 |
| Jones Engineers Inc 4164 Meridian St 200, Bellingham 98226 | (360) 733-8888 |
| Stormwater Plus Po Box 2402, Bellingham 98227 | (360) 757-0380 |