Capital Lumber Company is among the leading distributors of specialty building materials in the Western United States. The company is certified as a chain-of-custody distributor. It supports manufacturers that have conscientiously met or exceeded state and national standards and laws. Capital Lumber Company features redwood, cedar, Douglas fir, whitewoods, pine, hardwoods, composites, polymers, plastics and engineered products. The company is affiliated with various organizations, including the Western Red Cedar Lumber Association and North American Wholesale Lumber Association. It has operated for more than 50 years and maintains a location in Phoenix.