Our ranking of Oregon’s top architecture, engineering and design firms ranked by number of licensed professionals.
Our ranking of Oregon’s top architecture, engineering and design firms ranked by number of licensed professionals.
| RANKED BY NUMBER OF LICENSED PROFESSIONALS IN OREGON & SW WASHINGTON | ||||||
| RANK | NAME | ADDRESS / PHONE | SENIOR EXECUTIVE(S) | OR LICENSED PROS / OR EMPLOYEES | TOTAL OFFICES / YR ESTAB | SPECIALTIES |
| 1 | ZGF Architects LLP | 1223 S.W. Washington St., Ste. 200 Portland 97205 503.224.3860 | Jan Carl Willemse | 122 251 | 6 1966 | National architecture, urban design, interior design practice |
| 2 | 2100 S.W. River Pkwy. | Al A. Barkouli, Jay Lyman | 114 510 | 20 1976 | Services for transportation, water, land, energy, and marine infrastructure systems | |
| 3 | Shannon & Wilson Inc. | 3990 Collins Way, Ste 100 Lake Oswego 97035 503.210.4750 | Gary L. Peterson, Risheng Piao | 91 | 11 1954 | Infrastructure design and construction related to transportation, water/wastewater/conveyance, hazmat, development, energy, mining |
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