TopBuild Corp. engages in the installation, distribution, and sale of insulation and other building products to the United States construction industry. The company operates in two segments, Installation and Distribution. It offers rain gutters, garage doors, fireplaces, fireproofing and firestopping products, shower enclosures, closet shelves, accessories, and other building products; and residential insulation services. The company also provides various services and tools that are designed to assist builders in applying the principles of building science to new home construction, which includes pre-construction plan reviews, various inspection services, and diagnostic testing; and home energy rating services. It serves single-family homebuilders, local/single-family custom builders, multi-family builders, commercial general contractors, remodelers, and individual homeowners, as well as insulation contractors, gutter contractors, weatherization contractors, other contractors, dealers, metal building erectors, and modular home builders. TopBuild Corp. has approximately 170 installation branches located in 44 states, and 70 distribution centers in 33 states. The company was formerly known as Masco SpinCo Corp. and changed its name to TopBuild Corp. in March 2015. TopBuild Corp. was incorporated in 2015 and is headquartered in Daytona Beach, Florida.