Established in 1923, McCoy s Building Supply is one of the largest family-owned and operated companies in the United States. Its areas of specialization include on-time delivery, installation, construction and contracting services. The company offers a selection of shutters, wallboards, siding, skylights, sealants and concrete products. McCoy s Building Supply provides plumbing, roofing, decking, electrical and lighting supplies for residential and commercial projects. Its millwork division is spread over an area of more than 55,000 square feet. The company s hardware supplies include entry locksets, handle sets, levers, knobs and deadbolts. McCoy s Building Supply offers products from various brands, including Masonite, Kwikset and Larson. The company employs a staff of more than 2,000 trained and certified professionals. It operates over 85 stores located in Arkansas, Mississippi, New Mexico, Oklahoma and Texas. McCoy s Building Supply maintains a store in Brownsville, Texas.