MasTec, Inc. engages in the provision of infrastructure construction services. It operates through the following segments: Communications; Oil and Gas; Electrical Transmissions; Clean Energy and Infrastructure; and Other. The Communications segment performs engineering, construction, maintenance and customer fulfillment activities related to communications infrastructure, primarily for wireless and wireline/fiber communications, and install-to-the-home customers. The Oil and Gas segment offers services on oil and natural gas pipelines and processing facilities for the energy, and utilities industries. The Electrical Transmission segment deals with the energy and utility industries. The Clean Energy and Infrastructure segment serves energy, utility and other end-markets through the installation and construction of power generation facilities, including from clean energy and renewable sources such as wind, solar and biomass, as well as various types of heavy civil and industrial infrastructure. The Other segment comprises of equity investees, other small business units that perform construction, and other services for a variety of international end-markets. The company was founded by Jorge Mas Canosa on March 11, 1994 and is headquartered in Coral Gables, FL.