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Managing the project from conception to completion

OAC provided Mason County PUD #3 with project management services for their new facilities to house multiple departments.

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Construction Management. Architecture. Engineering.

OAC has a long history of success in niche design and construction disciplines. Our history is rich with success stories, but one theme emerges: We are successful because we hire the right people; people who, in addition to having superlative professional skills and a passion for growth, also possess an innate sensibility about how to treat other people.

What We Do

Project & Construction Management

Our Construction & Project Management staff offers our customers experienced professionals able to understand your needs and communicate effective solutions.  From planning through closeout, OAC has the resources to aid in successfully delivering your projects.

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What We Do

Building Enclosure Consulting

The building enclosure design and construction methodology from OAC Services, Inc. includes the latest building science and technology, and it’s fortified with the know-how developed from more than 20 years of forensic investigation and repair experience on all types of structures, facades and roofs.

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What We Do

Structural Engineering

OAC’s structural engineering practices focuses on evaluation, repair, upgrade and reconstruction of existing buildings and other structures. Our in-house material expertise includes wood, steel, reinforced concrete and masonry.

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What We Do

Forensic Architecture & Engineering

OAC’s Forensic team is made up of licensed architects and engineers who investigate building materials, systems and components that fail or do not function as intended. We work to isolate causes of failure with a view to improve building system performance and to assist owners, attorneys and insurance carriers in settling disputes by infusing sound scientific theory with hands-on experience.

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What We Do

Alternative Project Delivery

OAC is an industry leader in the use and advancement of Alternative Project Delivery methods including General Contractor/Construction Manager and Design-Build in both public and private sectors.  Our project and construction managers are experts at selecting and executing the most effective delivery method for every project.

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OAC Feed

BlazingTrails

Blog Posts

CEFPI Conference | Oct 3-6

OAC will be attending the Council of Educational Facility Planners International Annual … Read more >
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Blog Posts

New Project: Mary's Place Seattle

OAC is happy to announce a new project with Mary’s … Read more >

Blog Posts

Center for Wooden Boats: Shop Lift Project

OAC recently managed the design and construction of a shop … Read more >

Blog Posts

OAC volunteers to build bird enclosures

Volunteers from OAC and Mortenson Construction teamed up to build enclosures for … Read more >
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Blog Posts

OAC Cheers on the Mariners!

OAC had a great time cheering on the ‪#‎Mariners‬ on Monday night … Read more >

Blog Posts

OAC runs in Bloomsday | Spokane

We are so proud of the OAC team who participated … Read more >