> 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/construction/ # Construction Companies in Portland, OR The bigger construction companies 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 construction companies counted in Portland, OR, the biggest by headcount range include Harder Mechanical Contractors, Fortis Construction and Andersen Construction. They are mostly very small: 77% have 50 or fewer employees. ## Which construction companies are in Portland? Among the companies whose public profile lists Construction as their industry and Portland, OR as their headquarters, the biggest by headcount range include Harder Mechanical Contractors, Fortis Construction, Andersen Construction, Dynalectric Oregon and Walsh Construction. Names link to a company profile where we have one. | Company | Employees | | --- | --- | | Harder Mechanical Contractors | 1,001 to 5,000 | | Fortis Construction | 501 to 1,000 | | Andersen Construction | 501 to 1,000 | | Dynalectric Oregon | 501 to 1,000 | | Walsh Construction | 201 to 500 | | R&h Construction | 201 to 500 | | Nesscampbell Crane Rigging | 201 to 500 | | Neil Kelly | 201 to 500 | | Acme Construction Supply | 201 to 500 | | Christenson Electric | 201 to 500 | | Charter Mechanical Contractors | 201 to 500 | | Streimer Sheet Metal Works | 201 to 500 | | Renewal By Andersen - Tiffee Companies | 201 to 500 | | Pacific Bath Kohler | 201 to 500 | | Hoffman Structures | 201 to 500 | | Portland Csi | 201 to 500 | | Portland Permitting & Development | 201 to 500 | | American Heating | 201 to 500 | | Dabella Exteriors | 201 to 500 | | Colas Construction | 51 to 200 | | Pence Contractors | 51 to 200 | | Acme | 51 to 200 | | Axiom Custom Products | 51 to 200 | | Bremik Construction | 51 to 200 | | Advanced American Construction | 51 to 200 | 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 construction companies in Portland do? Construction is a broad label. The most common NAICS codes among them are 238220 (14%), 236220 (12%) and 238990 (12%). **Figure: What construction companies in Portland do.** Bars for the share of counted construction companies with each code: 238220 14%, 236220 12%, 238990 12%, 236115 11%, 236118 5%, 238210 5%, 237310 3%. *Share of counted construction companies in Portland by their NAICS code.* [NAICS 238220](https://enrich.chat/naics/238220/)[NAICS 236220](https://enrich.chat/naics/236220/)[NAICS 238990](https://enrich.chat/naics/238990/)[NAICS 236115](https://enrich.chat/naics/236115/)[NAICS 236118](https://enrich.chat/naics/236118/)[NAICS 238210](https://enrich.chat/naics/238210/)[NAICS 237310](https://enrich.chat/naics/237310/) ## How big are they? 77% of the construction companies 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 construction companies in Portland.** Seven columns for the share of counted construction companies in Portland in each employee range: 11 to 50 77%, 51 to 200 17%, 201 to 500 5%, 501 to 1,000 1%, 1,001 to 5,000 0%, 5,001 to 10,000 0%, 10,001+ 0%. *Share of counted construction companies in Portland in each employee range.* ## How old are they? Most were founded in the 2000s (26%), then the 2010s (21%). **Figure: When construction companies in Portland were founded.** Eight columns for the share of counted construction companies in Portland founded in each era: Before 1960 13%, 1960s 2%, 1970s 6%, 1980s 11%, 1990s 20%, 2000s 26%, 2010s 21%, 2020s 2%. *Share of counted construction companies in Portland by the era they were founded in, for the ones that list a founding year.* ## How construction companies compare - 23% were founded in 2010 or later, against 54% across other cities on this site. ## How do you reach the people at construction companies in Portland? The people to talk to are usually owners, operations and procurement 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 construction companies 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 owners, operations and procurement leaders at construction companies 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: [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/)[Architecture Firms](https://enrich.chat/companies-in/portland-or/architecture-and-planning/)[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/) Construction Companies in other cities: [Houston, TX](https://enrich.chat/companies-in/houston-tx/construction/)[New York, NY](https://enrich.chat/companies-in/new-york-ny/construction/)[Phoenix, AZ](https://enrich.chat/companies-in/phoenix-az/construction/)[Dallas, TX](https://enrich.chat/companies-in/dallas-tx/construction/)[Austin, TX](https://enrich.chat/companies-in/austin-tx/construction/)[Miami, FL](https://enrich.chat/companies-in/miami-fl/construction/)[Los Angeles, CA](https://enrich.chat/companies-in/los-angeles-ca/construction/)[Denver, CO](https://enrich.chat/companies-in/denver-co/construction/)[Chicago, IL](https://enrich.chat/companies-in/chicago-il/construction/)[San Diego, CA](https://enrich.chat/companies-in/san-diego-ca/construction/) ## Frequently asked questions ### Which are the biggest construction companies in Portland? Among those counted, they include Harder Mechanical Contractors, Fortis Construction, Andersen Construction, Dynalectric Oregon and Walsh Construction, ranked by headcount range. ### How big are construction companies in Portland? 77% 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 construction? Companies whose public profile lists Construction as their industry and whose headquarters are in Portland, OR. ## Try this prompt Find the people at construction companies in Portland ```text Use www.enrich.chat to find the owners, operations and procurement leaders at construction companies in Portland, OR, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [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/) - [Nonprofit Organizations in Portland](https://enrich.chat/companies-in/portland-or/non-profit-organizations/) - [Construction Companies in Houston](https://enrich.chat/companies-in/houston-tx/construction/) - [Construction Companies in New York](https://enrich.chat/companies-in/new-york-ny/construction/) - [Construction Companies in Phoenix](https://enrich.chat/companies-in/phoenix-az/construction/) - [Construction Companies in Dallas](https://enrich.chat/companies-in/dallas-tx/construction/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)