Forest Building Materials, a part of The Forest Group, has been serving residential and commercial clients in Oklahoma since 1944. The company maintains more than 25 acres of lumber and over 50,000 square feet of showroom and hardware store spaces. It supplies a range of products for doors and windows, including composite decking, roofing, wood siding, and treated and engineered lumber. Forest Building Materials also provides plywood, drywall, insulation, concrete and fencing products. The company offers fiber cement, hardboard and vinyl siding. Additionally, it supplies railroad ties, white pine boards, and concrete steps and blocks.