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The Best Office Builders in Portland, Oregon

6 Min Read

As the largest city in Oregon, Portland has a thriving economy, particularly in the technology, health, and sports sectors. Because Oregion has plenty of job opportunities, a lot of people from different parts of the state are considering moving to the city to start a new life. Portland is also known for its natural beauty and easy access to the mountainside. Therefore, its residents have also adopted an environmentally friendly lifestyle to preserve the community and its surroundings.

Businesses have also flocked to the city to set up shop, which means that companies will not have a hard time hiring the top general contractors in Portland. When looking for a contractor, make sure that the firm has extensive experience in office construction. Evaluate the firm’s past projects and review client testimonials. To help you narrow down your options, our team gathered five of the best office builders in Portland. Each company was picked based on its expertise, recognition, and diverse client portfolio.

Joseph Hughes Construction

11125 SW Barbur Blvd., Portland, OR 97219

Joseph Hughes Construction (JHC) is an award-winning commercial contractor providing extensive construction services for clients throughout the greater Pacific Northwest. The firm offers exceptional pre-construction planning, project management, integrated project delivery, design-build, and post-construction services for office, retail, restaurant, industrial, community, healthcare, and residential projects. With licenses in Oregon and Washington, the general contractor has developed a broad network of designers, architects, engineers, and suppliers, enabling the firm to provide customers with high-quality workmanship at reasonable rates.

With a collaborative approach, JHC pays close attention to the client’s wants and needs, ensuring their vision is fulfilled in every aspect of the project. For over 40 years, the company has won industry awards, including the 2022 Merit Award at the American Institute of Architects (AIA) Oregon Architecture Awards for its outstanding work in the Scott Edwards Architecture Headquarters. For this project, Joseph Hughes was hired to remodel the existing building and construct a new three-story building while incorporating sustainable features.

R&H Construction

2019 NW Wilson St., Portland, OR 97209

Founded in 1979, R&H Construction is a full-service construction company specializing in ground-up projects for office, retail, health care, education, adaptive reuse, and senior living communities. The award-winning firm has completed numerous projects, delivering superior-quality builds throughout Portland and Bend. Some of the company’s projects include commercial renovations, office buildings, industrial developments, historic renovations, and multimillion-dollar multifamily units.

As one of the top construction firms in the region, R&H Construction is recognized for its impact on the community, delivering top-quality construction projects for some of the biggest companies in the world. Since its inception, the firm has received several recognitions for its impressive projects. In 2021, it won first place in the mixed-use category for its work on the Canyons Apartments and also took third place in the mixed-use category from the Daily Journal of Commerce. The Adidas North American Headquarters is a prominent project of the company. R&H was tasked with transforming and renovating the existing buildings into offices.

Fortis Construction Inc.

1705 SW Taylor St., Ste. #200, Portland, OR 97205

Fortis Construction, operating for two decades, is a leading construction company in Portland, offering a full scope of building solutions for a wider range of industries. Its services include but are not limited to general contracting, preconstruction, value analysis, constructability, construction management, site selection, feasibility studies, and virtual design. The firm, recognized for its award-winning data-driven safety culture, provides clients with a detailed analysis of the project’s safety measures. This approach has earned the company an Associated General Contractors’ (AGC) Safety Program Recognition Indicating Dedication and Excellence (PRIDE) Award. It also led the firm to acquire a Highwire Platinum Certification and receive high scores from the Oregon Health & Science University Safety Climate Assessment program.

Fortis Construction has produced numerous original and sustainable projects and is dedicated to reducing its impact on construction practices and building materials. One of the firm’s notable projects is Unico Properties, where Fortis took on the challenge of constructing the Slabtown Center. The general contractor transformed the building into a leasable office and incorporated modern amenities.

Lorentz Bruun Construction

3611 SE 20th Ave., Suite #300, Portland, OR 97202

Established in 1946, Lorentz Bruun Construction is a top construction firm in Oregon, focusing on pre-construction, value engineering, construction management, sustainable building, and building safety services. With 70 years of experience in commercial construction, the well-respected firm has earned a strong reputation as one of the top office builders in Portland. The family-owned general contractor takes a progressive and creative approach, using the latest technologies and building methods.

Photography by Josh Partee

Since it was founded, Lorentz Bruun Construction has won several awards and was named by Oregon Business as one of the Top 100 Companies in Oregon, as well as one of the Top 100 Greenest Companies in Oregon in 2022. The general contractor has been featured numerous times in the press, particularly in the Daily Journal of Commerce, for its impressive portfolio. Located in southeast Portland, the Glass Lab Building is a notable project of the firm where Lorentz Bruun was contracted to renovate the building and incorporate large windows into the design to bring in natural light.

Colas Construction

1419 N.W. 14th Ave., Portland, OR 97209

For 25 years, Colas Construction has provided superior-quality construction services for customers throughout Oregon. The firm’s comprehensive knowledge and experience span across various sectors, focusing on office, retail, education, health care, civic, mixed-use developments, and affordable housing. Since 1995, the firm has developed more than a hundred local partnerships, maintaining superior quality standards from inception to completion. With a personalized approach, the general contractor ensures clients get what they need and want without going over budget.

Colas Construction is a family-owned business recognized for its original design, tools, and techniques. With a strong commitment to delivering sustainable projects, the firm focuses on social, economic, and environmental practices. Since its inception, the contractor has worked on numerous Leadership in Energy and Environmental Design (LEED) certified projects and has consecutively been named one of Oregon’s Most Admired Companies from 2018 to 2021. Colas Construction was assigned to build a two-story office for Acme Construction Supply, creating a modern and open-concept environment.


  • Jake Gustafson

    Jake has served as Senior Editor at Portland Architects and brings a wealth of experience rooted in his passion for building. Holding a degree in Construction Engineering Management from Oregon State University, he actively engaged in industry-related activities, including membership in the Associated General Contractors of America student chapter and participation in the Associated Schools in Construction student competition. Previously, Jake served as a project engineer for a prominent general contractor in Portland, where he played a pivotal role in various aspects of construction projects, from pre-construction to subcontractor management. His expertise extends to working on innovative projects, such as North America's largest CLT commercial building. Expertise: Commercial Construction, Commercial Remodeling, Home Design and Build Key Highlights: Editor at Portland Architects, Project Engineer for Portland-based general contractor, Field Engineer for the largest CLT commercial building in North America Education: Oregon State University - Degree in Construction Engineering Management

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