Our Team

At OAC, our mission is to serve our clients and communities as trusted partners. We work to design, build, and improve where people live, work, learn and play. The OAC team consists of professionals selected for excellence in their chosen fields.  Our collective dedication to customers, leadership, and communication are the basis of our services.
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Dan Chandler

Principal

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Lee Dunham

Principal

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Randy Hart

Principal

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Steve Johnson

Principal

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Shawn Mahoney

Principal

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Jason Porter

Principal

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Derek Rae

Principal

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Kasey Wyatt

Principal

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Dan Chandler

Principal

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Lee Dunham

Principal

view bio >
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Randy Hart

Principal

view bio >
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Steve Johnson

Principal

view bio >
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Shawn Mahoney

Principal

view bio >
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Jason Porter

Principal

view bio >
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Derek Rae

Principal

view bio >
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Kasey Wyatt

Principal

view bio >

OAC Feed

Blog Posts

OAC Volunteers at Mary's Place's Holly Jolly Holiday Party

While the holidays are often thought of a time to … Read more >

Blog Posts

Jeff Jurgensen & Jonathan Miller Receive Community Leadership Awards

Congratulations to Jeff Jurgensen and Jonathan Miller for receiving Community … Read more >

Careers

Project Manager - Olympia, WA

At OAC, we do what we love in the service … Read more >

Careers

Project Coordinator - Olympia, WA

At OAC, we do what we love in the service … Read more >

Careers

Executive Assistant - Seattle, WA

Who We Are At OAC, we do what we love … Read more >
Contact us with questions

Careers

Project Engineer/Assistant Project Manager – LWSD

At OAC, we do what we love in the service … Read more >

Construction Management. Architecture. Engineering.

OAC has a history of success with specialized design and construction because we love what we do. We serve our clients as collaborators, and we design and manage projects that improve where people live, work, learn and play. Because of this, we’ve gathered a superlative staff of professionals who share our core values, and our vision – do what we love in the service of people who love what we do.