> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/companies-in/portland-or/architecture-and-planning/ # Architecture Firms in Portland, OR The bigger architecture firms headquartered in Portland, OR, with what they do, their sizes and how to reach their people. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** Among the architecture firms counted in Portland, OR, the biggest by headcount range include Zgf Architects, Pae and Alta Planning Design. They are mostly very small: 84% have 50 or fewer employees. ## Which architecture firms are in Portland? Among the companies whose public profile lists Architecture and Planning as their industry and Portland, OR as their headquarters, the biggest by headcount range include Zgf Architects, Pae, Alta Planning Design, Sera Architects and Bora Architecture & Interiors. Names link to a company profile where we have one. | Company | Employees | | --- | --- | | Zgf Architects | 501 to 1,000 | | Pae | 201 to 500 | | Alta Planning Design | 51 to 200 | | Sera Architects | 51 to 200 | | Bora Architecture & Interiors | 51 to 200 | | Lrs Architects | 51 to 200 | | Opsis Architecture | 51 to 200 | | Gbd Architects | 51 to 200 | | Hennebery Eddy Architects | 51 to 200 | | Noma Pdx | 51 to 200 | | City Repair Project | 51 to 200 | | Lever Architecture | 11 to 50 | | Skylab Architecture | 11 to 50 | | Allied Works | 11 to 50 | | Waterleaf Architecture | 11 to 50 | | Luma Lighting Design | 11 to 50 | | Tva Architects | 11 to 50 | | Walker Macy | 11 to 50 | | Yba Architects | 11 to 50 | | Works Architecture | 11 to 50 | | Waechter Architecture | 11 to 50 | | Carleton Hart Architecture Pc | 11 to 50 | | Bric Architecture | 11 to 50 | | Salazar Architect | 11 to 50 | | Cascadia Partners | 11 to 50 | The table shows the 25 biggest by headcount range, with ties broken by audience size. The charts and percentages below cover every company counted for this page, not just these 25, and companies with fewer than 11 employees are not counted. Headquarters is the location on each company's public profile. ## What do architecture firms in Portland do? Architecture and Planning is a broad label. The most common NAICS codes among them are 541310 (59%), 541320 (12%) and 541410 (12%). **Figure: What architecture firms in Portland do.** Bars for the share of counted architecture firms with each code: 541310 59%, 541320 12%, 541410 12%, 541330 6%, 541614 6%, 541690 6%. *Share of counted architecture firms in Portland by their NAICS code.* [NAICS 541310](https://enrich.chat/naics/541310/)[NAICS 541320](https://enrich.chat/naics/541320/)[NAICS 541410](https://enrich.chat/naics/541410/) ## How big are they? 84% of the architecture firms counted in Portland have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. **Figure: Size of architecture firms in Portland.** Seven columns for the share of counted architecture firms in Portland in each employee range: 11 to 50 84%, 51 to 200 13%, 201 to 500 1%, 501 to 1,000 1%, 1,001 to 5,000 0%, 5,001 to 10,000 0%, 10,001+ 0%. *Share of counted architecture firms in Portland in each employee range.* ## How architecture firms compare - 84% of architecture firms in Portland have 50 or fewer employees, against 71% across other cities on this site. ## How do you reach the people at architecture firms in Portland? The people to talk to are usually principals and operations leaders. Build the list in three prompts to your AI agent. ### 1. Count them (free) Counting who matches never uses credits. ```text Use www.enrich.chat to count the architecture firms in Portland, OR ``` ### 2. Find the people (5 credits per person) Name the roles you sell to. Each person returned is 5 credits, and name, title and company are included. ```text Use www.enrich.chat to find the principals and operations leaders at architecture firms in Portland, OR, with their titles ``` ### 3. Get their work emails (10 credits each) An email is 10 credits only when one is found. Every email comes with a status: verified, catch-all or unknown. ```text Use www.enrich.chat to find the work emails for these people and tell me which ones are verified ``` ## More to explore Other industries in Portland: [Construction Companies](https://enrich.chat/companies-in/portland-or/construction/)[Real Estate Companies](https://enrich.chat/companies-in/portland-or/real-estate/)[Advertising Agencies](https://enrich.chat/companies-in/portland-or/advertising-services/)[Software Companies](https://enrich.chat/companies-in/portland-or/software-development/)[Nonprofit Organizations](https://enrich.chat/companies-in/portland-or/non-profit-organizations/)[Hospitals and Health Care Organizations](https://enrich.chat/companies-in/portland-or/hospitals-and-health-care/)[IT Services Companies](https://enrich.chat/companies-in/portland-or/it-services-and-it-consulting/)[Financial Services Companies](https://enrich.chat/companies-in/portland-or/financial-services/)[Food and Beverage Manufacturers](https://enrich.chat/companies-in/portland-or/food-and-beverage-manufacturing/)[Manufacturers](https://enrich.chat/companies-in/portland-or/manufacturing/)[Wholesale Distributors](https://enrich.chat/companies-in/portland-or/wholesale/)[Design Firms](https://enrich.chat/companies-in/portland-or/design-services/)[Technology and Internet Companies](https://enrich.chat/companies-in/portland-or/technology-information-and-internet/)[Facilities Services Companies](https://enrich.chat/companies-in/portland-or/facilities-services/)[Insurance Companies](https://enrich.chat/companies-in/portland-or/insurance/)[All of Portland](https://enrich.chat/companies-in/portland-or/) Architecture Firms in other cities: [New York, NY](https://enrich.chat/companies-in/new-york-ny/architecture-and-planning/)[Los Angeles, CA](https://enrich.chat/companies-in/los-angeles-ca/architecture-and-planning/)[San Francisco, CA](https://enrich.chat/companies-in/san-francisco-ca/architecture-and-planning/)[Chicago, IL](https://enrich.chat/companies-in/chicago-il/architecture-and-planning/)[Seattle, WA](https://enrich.chat/companies-in/seattle-wa/architecture-and-planning/)[Denver, CO](https://enrich.chat/companies-in/denver-co/architecture-and-planning/)[Boston, MA](https://enrich.chat/companies-in/boston-ma/architecture-and-planning/)[San Diego, CA](https://enrich.chat/companies-in/san-diego-ca/architecture-and-planning/)[Dallas, TX](https://enrich.chat/companies-in/dallas-tx/architecture-and-planning/)[Philadelphia, PA](https://enrich.chat/companies-in/philadelphia-pa/architecture-and-planning/) ## Frequently asked questions ### Which are the biggest architecture firms in Portland? Among those counted, they include Zgf Architects, Pae, Alta Planning Design, Sera Architects and Bora Architecture & Interiors, ranked by headcount range. ### How big are architecture firms in Portland? 84% of those counted have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. ### Which companies count as architecture and planning? Companies whose public profile lists Architecture and Planning as their industry and whose headquarters are in Portland, OR. ## Try this prompt Find the people at architecture firms in Portland ```text Use www.enrich.chat to find the principals and operations leaders at architecture firms in Portland, OR, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [Construction Companies in Portland](https://enrich.chat/companies-in/portland-or/construction/) - [Real Estate Companies in Portland](https://enrich.chat/companies-in/portland-or/real-estate/) - [Advertising Agencies in Portland](https://enrich.chat/companies-in/portland-or/advertising-services/) - [Software Companies in Portland](https://enrich.chat/companies-in/portland-or/software-development/) - [Architecture Firms in New York](https://enrich.chat/companies-in/new-york-ny/architecture-and-planning/) - [Architecture Firms in Los Angeles](https://enrich.chat/companies-in/los-angeles-ca/architecture-and-planning/) - [Architecture Firms in San Francisco](https://enrich.chat/companies-in/san-francisco-ca/architecture-and-planning/) - [Architecture Firms in Chicago](https://enrich.chat/companies-in/chicago-il/architecture-and-planning/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)