Contact Us is brought to you by APA – The Engineered Wood Association, a nonprofit trade association for structural wood products manufacturers. For over eighty-five years, APA has focused on helping the industry create structural wood products of exceptional strength, versatility and reliability. Combining the research efforts of scientists at APA’s 37,000 square-foot research center with the knowledge gained from decades of field work, and cooperation with our member manufacturers, APA promotes new solutions and improved processes that benefit the entire industry. Learn more about APA.

APA Help DeskNeed help choosing the right plywood or OSB panel? Staffed by engineered wood specialists, the APA Product Support Help Desk is a free service available to answer your questions pertaining to the specification and application of wood structural panels. Call 253.620.7400 weekdays from 7AM to 4PM PST (or leave a message anytime). Or you may submit your question online using the form in the right column.

For answers to frequently asked questions, visit APA's FAQs page.