ERF Wireless, Inc. provides wireless broadband access solutions for the energy industry in North America. The company conducts its operations through Energy Broadband, Inc., Wireless Bundled Services Division, Enterprise Network Services, and Zona Resources, Inc. segments. It offers wireless broadband products and services focusing on commercial customers, providing high-speed bandwidth to the oil and gas sectors. It also provides the CryptoVue system, consisting of software, site-based hardware devices, and servers to perform network encryption; contracting services for the construction, operation, monitoring, and maintenance of fixed wireless networks for banking, healthcare, and educational customers; and trade names, equipment, and software, including the software architecture and design. The company was incorporated in 1999 and is headquartered in League City, Texas.