Hughes Network Systems wrote the book on satellite data and Internet access network services. The pioneering company is a leading provider of broadband satellite network equipment and services to the very small aperture terminal (VSAT) business market. It is also a leading provider of satellite Internet access to consumers in North America serving more than one million subscribers with its HughesNet service. Hughes sells communications equipment for mobile satellite-based voice and data network operators and cellular mobile network operators, as well as other users of terrestrial microwave technology.