Founded in 1914, McClure-Johnston Company offers a range of building materials. It serves clients in the construction, commercial and residential industries. The company is one of the oldest distributors of roofing systems in western Pennsylvania. McClure-Johnston Company provides doors and windows in a variety of designs and styles. It offers siding, caulks, sealants and snow guards. The company also provides skylights, air vents and waterproofing systems. McClure-Johnston Company offers kitchen cabinets, gutters, replacement windows and slate roofing products. It provides products from various manufacturers, such as Air Vent, Kitchen Kompact, Owens Corning and Simonton Building Products. The company offers financing options through third-party lenders.