HC2 Holdings, Inc., through its subsidiaries, provides construction, insurance, life sciences, broadcasting, and other services in the United States, the United Kingdom, and internationally. The company models, details, fabricates, and erects structural steel for commercial and industrial, and infrastructure construction projects, including building and office complexes, hotels and casinos, convention centers, sports arenas and stadiums, shopping malls, hospitals, dams, bridges, mines, and power plants. It also fabricates trusses and girders; and fabricates and erects water pipes, water storage tanks, pollution control scrubbers, tunnel liners, pressure vessels, strainers, filters, separators, and various customized products. In addition, the company provides equipment for the oil and gas industry. Further, it offers long-term care, life, annuity, and other accident and health coverage; focuses on developing products for early osteoarthritis of the knee, as well as skin lightening technology; and operates over-the-air broadcasting stations and Azteca America, a Spanish-language broadcast network. The company was formerly known as PTGi Holding Inc. and changed its name to HC2 Holdings, Inc. in April 2014. HC2 Holdings, Inc. was founded in 1994 and is headquartered in New York, New York.