MasTec, Inc., an infrastructure construction company, engages in the engineering, building, installation, maintenance, and upgrade of energy, utility, and communications infrastructure primarily in North America. The company builds natural gas, crude oil, and refined product transport pipelines; underground and overhead distribution systems, including trenches, conduits, and cable and power lines, which provide wireless and wireline communications; electrical power generation, transmission, and distribution systems; renewable energy infrastructure comprising wind and solar farms; and compressor and pump stations, and treatment and heavy industrial plants. It also installs electrical and other energy distribution and transmission systems, power generation facilities, buried and aerial fiber optic cables, coaxial cables, copper lines, and satellite dishes in various environments. In addition, the company provides maintenance and upgrade support services, such as the maintenance of distribution facilities; and networks and infrastructure, including natural gas and petroleum pipelines, wireless, power generation, and electrical distribution and transmission infrastructure, as well as routine replacements and upgrades, and overhauls. Further, it offers emergency services for accidents or storm damage. The company's customers include public and private energy providers, pipeline operators, wireless service providers, satellite and broadband operators, local and long distance carriers, and government entities. MasTec, Inc. was founded in 1929 and is headquartered in Coral Gables, Florida.