Masco Contractor Services (MCS) is a group of independent companies that are subsidiaries of Masco Corporation (NYSE: MAS), a Fortune 500 company. MCS companies are leading national installers of residential insulation, fireplaces, gutters, garage doors, closet shelving and storage systems, and more. With locations in or near most major metropolitan cities throughout the United States, MCS companies combine top-grade building products with superior installation services for builders and consumers.
