Top 8 Architecture Firms: West US
Ranked by recency-weighted eligible project count, 2021–2026, firms headquartered in the West US (US Census Bureau regions; Canada listed separately).
The 8 highest-scoring firms hold a numbered rank;
4 more firms with eligible
activity are listed below the table.
Score = 1.0 per eligible project completed this year or last, 0.75 for
2–3 years ago, 0.5 for 4–5 years ago, +0.1 per independently-sourced
project (capped at +0.5/firm). Eligible: status: completed
projects with year_completed in the trailing 5 years.
Ties broken by most recent status_verified date. See
About for the full methodology.
Counts reflect the work this index has recorded, not a census of any
firm's total output — coverage depth varies by firm — and a position
here implies no judgment of design quality.
| Rank | Score | Firm | HQ | Eligible projects |
| 1 | 18.2 | Gensler |
San Francisco, CA |
L'Oréal Academy (2026), JetBlue BlueHouse (2025), Netflix House Dallas (2025), Netflix House Philadelphia (2025), TELUS Health Care Centre Calgary (2025), Yantai Huang-Bohai Sea New Area Industrial Culture Center (2025), Guulabaa (Place of Koala) Visitor Experience Hub (2024), Kaleideum (2024), Kayanee Flagship (2024), New Jersey Hall of Fame Entertainment and Learning Center (2024), The People's House - A White House Experience (2024), The RiverFront Revitalization (2024), UGG Knightsbridge European Flagship (2024), 1001 Robert-Bourassa Lobby (2023), Accenture Innovation Hub (2023), Celonis Executive Briefing Center (2023), ROBOVERSE Sanlitun Experience Center (2023), Jackie Robinson Museum Core Exhibits (2022), The Smart Factory by Deloitte @ Wichita (2022), Innovation and Qualification Center (2022), Verizon at the Hub on Causeway (2022), AT&T Headquarters Lobby (2021), The Globe: Interactive Installation at AT&T Discovery District (2021), The View at The Palm (2021) |
| 2 | 6.8 | LMN Architects |
Seattle, WA |
High School Signage & Storytelling (2026), Forest Trailhead (2026), Field Arts & Events Hall (2024), Ocean Pavilion — Aquarium Exhibition Design (2024), Ocean Pavilion — Rooftop Interpretation (2024), Renovation (2023), Seattle Convention Center, Summit Building — Wayfinding (2023), Founders Hall — Signage (2022) |
| 3 | 3.5 | Mithun |
Seattle, WA |
Center for Innovative Learning and Engagement (2025), Haring Center for Inclusive Education — Murals & Signage (2024), Art Gate (2024), ULab (2023) |
| 4 | 3.5 | Graham Baba Architects |
Seattle, WA |
Renton Market (2026), Vashon Food Bank (2026), Seattle Convention Center, Summit Building — Wayfinding (2023), Ballard Food Bank (2021) |
| 5 | 3.1 | ZGF Architects |
Portland, OR |
Extraordinary Windows (2024), Amazon Visitor Landing (2023), Illumina Executive Briefing Center (2023), Seattle Children's Building Care — Wayfinding (2022) |
| 6 | 2.3 | NBBJ |
Seattle, WA |
Stad Center for Pediatric Pain, Palliative & Integrative Medicine (2025), Forest Net(work) (2022), Renovation (2022) |
| 7 | 1.9 | IA Interior Architects |
San Francisco, CA |
NetApp Executive Briefing Center (2025), Relish'in Change (2024) |
| 8 | 1.6 | Olson Kundig |
Seattle, WA |
Bob Dylan Center (2022), Bay Area Discovery Museum Campus Renewal (2021), ANOHA — The Children's World of the Jewish Museum Berlin (2021) |
Also active in this category
Firms with eligible activity in the window that fall outside the ranked
table — fewer than 2 eligible projects, or a score below the top
8. Listed alphabetically, not ranked.