American Forest & Paper Association
Washington, DC
Wood design information, wood design software, building code information
http://www.awc.org

American Institute of Timber Construction
Englewood, CO
Glued laminated timber
http://www.aitc-glulam.org

American Wood Preservers Institute
Fairfax, Virginia
Your Online Source for Pressure-Treated Wood Information
http://http://www.wwpinstitute.org/

APA-The Engineered Wood Association
Tacoma, WA
Engineered wood products, structural panels, wood design software
http://www.apawood.org

California Redwood Association
Novato, California
This Web site is maintained by the California Redwood Association to provide information about redwood products for professionals, homeowners and do-it-yourselfers.
http://www.calredwood.org

Forest Stewardship Council
The Forest Stewardship Council (FSC) is an international organization that brings people together to find solutions which promote responsible stewardship of the world’s forests. .
http://www.fscus.org/

National Association of Home Builders
Washington, DC
A Washington, D.C. based trade association
http://www.nahb.com/

Structural Board Association
Toronto, Canada
Oriented strand board panels
http://www.osbguide.com

The West Coast Lumber Inspection Bureau
Portland, OR
The West Coast Lumber Inspection Bureau is an Oregon non-profit service corporation which exists for the benefit and protection of buyers, sellers, and consumers of softwood lumber. A primary objective of the WCLIB is the development and maintenance of uniform lumber standards.
http://www.wclib.org

Western Wood Products Association
Portland, OR
Western Wood Products Association represents softwood lumber manufacturers in the 12 Western states and Alaska.
Supported by Western lumber manufacturers, WWPA delivers lumber grading, quality control, technical, business information and product support services to sawmills as well as those who use softwood lumber products throughout the world.
http://www.wwpa.org

WWPA's Mold, Housing and Wood Publication
WWPA's new Mold, Housing and Wood publication provides scientific information on mold and building materials, including lumber.
Answers to common question about mold are discussed in a
new web based format , or a digital version of the publication
is available for downloading.
Mold, Housing and Wood Publication pdf(225k)