Sider Lumber
Truck TransportationNew York, United States11-50 Employees
Sider Lumber is a Long Island-based distributor of building materials with roots dating to 1948. Based in St. James, New York, the company supplies lumber, decking, roofing, siding, windows and doors, and other related building materials to the local market. The operation has served the Long Island area for decades, focusing on distributing materials for construction and renovation projects. In February 2026, SRS Distribution Inc. acquired Sider Lumber & Supply Co., expanding the distributor’s presence in the U.S. Northeast. The acquired company is based in Nesconset, New York on Long Island and is described as a distributor of lumber, decking, roofing, siding, windows and doors, and other complementary building products.