| Business | Phone |
| Aer Engineers Inc 11155 120th Ave Ne 200, Kirkland 98033 | (425) 739-6051 |
| Alex Sumeri Business Conslnt 11757 Ne 140th Pl, Kirkland 98034 | (425) 821-5767 |
| Amec Earth & Environmental 11335 Ne 122nd Way 100, Kirkland 98034 | (425) 820-4669 |
| Dibble Engineers 25 Central Way, Kirkland 98033 | (425) 883-1900 |
| Don Hanham Consulting 10602 Ne 60th St, Kirkland 98033 | (425) 827-1644 |
| Global Energy Concepts 516 6th St S, Kirkland 98033 | (206) 387-4200 |
| Hulteng Engineering Svc 13020 Ne 108th St, Kirkland 98033 | (425) 828-4840 |
| Interface Engineering Inc 12020 113th Ave Ne 200, Kirkland 98034 | (425) 820-1542 |
| Jamieson Consulting 723 9th Ave B, Kirkland 98033 | (425) 803-2581 |
| Jansen Combustion & Boiler 12025 115th Ave Ne 250, Kirkland 98034 | (425) 825-0500 |