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What We Do

APA-Research-Lab-Testing-Whole-House-Tacoma-Washington (Edited)

APA helps ensure engineered wood products are trusted, specified, approved and used with confidence throughout the marketplace.

42,000 Sq. Ft. Dedicated to Research & Testing

Technical Research & Testing

165+ Code-Recognized Product Evaluation Reports

Product Reports

90 Years Advancing Engineered Wood

About APA

165+ APA-Certified Engineered Wood Mill Locations

APA-Certified Manufacturers


From Research to Real-World Application

From product development and code approval to specification and construction, APA helps industry professionals solve technical challenges, demonstrate performance, and build confidence in engineered wood products.

Bringing Products to Market

2026-Quality-Services-Audit-Hardel-Chehalis-WashingtonManufacturers rely on APA to help verify product performance, demonstrate compliance with industry standards, and support market acceptance.

Supporting Design & Specification

Woman-Engineer-on-Phone-on Construction-Site-AdobeStock_614754183APA provides the technical data, testing and design resources needed to confidently specify engineered wood products and systems.

Solving Challenges in the Field

Construction-Worker-AdobeStock_50212778When questions arise during construction, APA helps builders, contractors and inspectors find practical, technically sound solutions.

Advancing Industry Knowledge

APA-Research-Lab-Testing-Whole-House-Tacoma-Washington-EditedAPA invests in research, testing and standards development that help improve products, inform building codes and support the future of engineered wood construction.