WPI is one of the largest and most reputable interior/exterior contracting firms in the western United States. WPI provides superior contracting services for drywall, metal studs, prefabrication, acoustical work, wall panels, fireproofing, firestopping, stucco, and commercial painting and doors/frames/hardware.

Headquartered in Portland, OR, WPI has five regional offices serving the western United States of Oregon, Washington, Nevada, California, Idaho, Hawaii, and Alaska. We have also worked on special projects outside of our West Coast Region on occasion and as our customer base requests.

Since WPI’s inception in 1972, we have provided award-winning construction without sacrificing integrity, safety or efficiency. We are proud that a large percentage of our business comes from repeat customers. Our service-oriented, fast-track approach, coupled with an attention to detail has resulted in a superior reputation within our industry. We work hard every day to earn our customers’ trust and confidence.


Throughout our history, our dedication to our employees, quality of work, and customers has set us apart. Perhaps the strongest characteristic of our organization is the high level of pride we take in every job we complete. Our employees are driven to do the job right the first time without compromise. Lastly, our customers choose WPI based on the emphasis we place on communication, trust, and respect.