Engineering - Planning

Thomas/Wright, Inc. (T/WI) is a professional engineering firm specializing in municipal and governmental services.

Our professional services generally include planning, design, design-build RFPs, and construction management and inspection for:

Storm Water Quantity and Quality

Stream Restoration

Wastewater Collection

Water Storage and Distribution

Transportation Transit

Solid Waste Transfer and Disposal

Recreation Facilities Office Building
Visitor Center

We provide engineering services tailored to the specific needs of each client and have developed an excellent record of continued service to our clients throughout the western United States.

Thomas/Wright, Inc. provides Construction Management, PCAS, and Construction Inspection services.


Thomas/Wright, Inc. provides interpretation, translation, and linguist services.

GSA Contract Holder

871-7 Construction Managment
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2004 Society of American Military Engineers Portland Post Design Excellence Award

1999 King County Celebrate Success Award for Design

1997 King County Celebrate Success Award for Siting

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Book Offer


The Women who Welded the LSTs

and the Men who Sailed on Them


a book by Kathleen Thomas

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Thomas/Wright, Inc.