Located in Sumner, Washington, Western Wood Preserving Co. has been a manufacturer of pressure treated wood products, supplying residential, commercial and industrial markets of the Pacific Northwest since 1971 . In addition, our strategic location near the ports of Tacoma and Seattle, provide easy access to the Alaskan, Hawaiian and Pacific Rim markets.
Our facility includes 12 acres of treatment, drying and storage areas, and produces top quality treated wood products for residential and commercial consumers in the wholesale market.