– Appalachian Hardwood Manufacturers, Inc. (AHMI)

– Appalachian Lumbermen’s Club (ALC)

 – Great Lakes Kiln Drying Association (GLKDA)

 – Hardwood Manufacturers Association (HMA)

 – Indiana Hardwood Lumbermen’s Association (IHLA)

  – Kentucky Forest Industries Association (KFIA)

– Mississippi Lumber Manufacturer’s Association (MLMA)

 – North American Wholesale Lumber Association (NAWLA)

 – New England Kiln Drying Association (NEKDA)

 – Northeastern Loggers’ Association (NELA)

 – Northeastern Lumber Manufacturers Association (NELMA)

 – National Hardwood Lumber Association (NHLA) 

 – National Wooden Pallet and Container Association (NWPCA)

 – Ohio Forestry Association (OFA)

– Ohio Valley Lumber Drying Association (OVLDA)

 – Penn York Lumbermen’s Club

 – Pennsylvania Forest Products Association (PFPA)

 – Southern Forest Product Association (SFPA)

– Southeastern Lumber Manufacturers Association (SLMA)

– Western Hardwood Association (WHA)