Arch Rock Corporation was a provider of wireless sensor network (WSN) technology and services. The company's products and services enabled customers to deploy and manage large-scale wireless sensor networks for a variety of applications, including energy management, building automation, industrial process control, and environmental monitoring. Arch Rock's technology was based on the Internet Protocol (IP) and open standards, which allowed for easy integration with other systems and devices. The company was acquired by Cisco Systems in 2010.