Western Wood Products Association WWPA delivers lumber grading, quality control, business information, and product support services to all who use softwood lumber products throughout the world.
Lumbermans Merchandising Corporation Lumbermens Merchandising Corporation (LMC) is the largest Forest Products and Building Materials Buying Group in the USA with over 1200 members. All members of LMC are recognized as Building On Service Dealers, an exclusive network of independent lumberyard companies who own LMC