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Members

WWPI Members

WWPI members are dedicated to providing quality products that meet all building code and treating standards while using EPA registered preservatives that are approved by the American Wood Protection Association (AWPA).

There are three levels of membership: Treater Members, Associate Members and Supporting Members. To learn more about each respective member, click on the link to view their website, where available.

Treater Members

Allweather Wood, Washougal, WA
AmeriTies West, LLC, The Dalles, OR
Arizona Log & Timberworks, Eager, AZ
Bell Lumber & Pole Company, New Brighton, MN
Brisco Wood Preservers Ltd., Brisco, BC
Brooks Manufacturing Co., Bellingham, WA
CanWel Building Materials Group, Ltd.
- California Cascade Industries, Fontana, CA
- Oregon Cascade Industries, Junction City, OR

- Honsador, Hawaii (mulitple locations)
Chemco, Inc., Ferndale, WA
Conrad Forest Products, North Bend, OR
Fontana Wood Preserving, Inc., Fontana, CA
Hughes Brothers, Inc., Seward, NB
J.H. Baxter & Co, San Mateo, CA
Koppers, Inc., Denver, CO
Marks-Miller Post & Pole, Inc, Clancy, MT
The Oeser Company, Bellingham, WA
Pacific States Treating, Weed, CA
Permapost Products, Hillsboro, OR
Princeton Wood Preservers, Ltd., Princeton, BC
Royal Pacific Industries, McMinnville, OR
Stella-Jones, Inc., New Westminster, B.C.
Superior Wood Treating, Sumner, WA
Taiga Exterior Wood, Inc., Washougal, WA
Thunderbolt Wood Treating, Riverbank, CA
TrueGuard, Ukiah, CA
Utah Wood Preserving Company, Salt Lake City, UT
Western Wood Preserving Co., Sumner, WA
Wheeler Lumber, LLC, Whitewood, SD

Associate Members

Preservative, Fire Retardant Manufacturers
Chemonite Council, Atlanta, GA
Eco Chemical, a division of U.C. Coatings, Seattle, WA
Fire Retardant Chemical Technologies, LLC, Washougal, WA
KMG Chemicals, Houston, TX
Koppers Performance Chemicals, Griffin, GA
Lonza Wood Protection, Smyrna, GA
Nisus Corporation, Rockford, TN
Rain Carbon, Inc., Hamilton, ONT
Troy Corporation, Florham Park, NJ
U.S. Borax (Rio Tinto Borates), Greenwood Village, CO
Viance, LLC, Charlotte, NC

Wood Manufacturers, Distributors
Boise Cascade, Boise, ID
Bridgewell Resources, LLC, Tigard, OR
Hampton Lumber, Portland, OR
Sierra Pacific Industries, Anderson, CA
Weekes Forest Products, Inc., Lake Oswego, OR
Western Forest Products, Inc., Vancouver, BC
Weyerhaeuser Co., Ltd., Seattle, WA

Supporting Members

Consultants
Analytical Laboratory & Consultants, Eugene, OR
AquAeTer, Centennial, CO
EKI Environment & Water, Inc., Burlingame, CA
Integral Consulting, Louisville, CO
Maul Foster & Alongi, Vancouver, WA
Pacific Wood Services, Troutdale, OR
Restorical Research, LLC, Mercer Island, WA
Stephen Smith Consulting, Helena, MT
Stoel Rives LLP, Portland, OR
TB Consulting, LLC, Grangeville, ID
Webb Consultants, Inc., Valencia, PA

Equipment
Hitachi High Tech, Lago Vista, TX
IWT, LLC, Vejle, Denmark
Marine Fenders International, Inc., Wilmington, CA
RJH Enterprises, Inc, Corvallis, OR

Inspections
Bode Inspection, Inc., Beaverton, OR
Timber Products Inspection, Inc., Portland, OR
Western Wood Services - a div. of SPIB, Pensacola, FL

Remediation
Alamon Utility Services, Kalispell, MT
The Bayne Company, Spokane, WA
Genics, Inc., Acheson, AB
Natural Wood Solutions, LLC, Mooreville, MS
Osmose Utilities Services, Inc., Peachtree City, GA
Poles, Inc., Manitou Springs, CO

Transportation
Leavitt's Freight Service, Inc., Springfield, OR

Users, Others
DB Manufacturing, Fife, WA
Flameproof Companies, Lake Oswego, OR
Gemini Forest Products, Stockton, CA
Hexion, Inc., Springfield, OR
Western Wood Structures, Tualatin, OR