MRC Global, 9104 Linwood Ave, Shreveport, LA 71106, US

McElroy Metal, founded in 1963, manufactures metal roofing, metal siding and substructure components for the construction industry. The company s product line includes a variety of architectural standing seam roofing systems, as well as several industrial and commercial wall and roof panels. Its architectural division helps the architectural and design community find solutions in metal. The company s services include AIA continuing education programs, Kynar 500 coating on all products, special color match capabilities and technical service support. McElroy Metal is a member of the National Frame Builders Association, the Metal Construction Association, National Roofing Contractors and the Metal Roofing Alliance. The company has headquarters in Shreveport, La., and several manufacturing facilities and service centers throughout the United States, including sales, service and manufacturing facilities in Bossier City, La.