Energy Sentry sells commercial and residential demand controllers that help lower peak demand and improve energy efficiency. Energy Sentry has its roots firmly tied to Brayden Automation. Founded in 1990, by Bill Brayden of Brayden Automation Corp. (Brayden) focuses on its demand control product line, continuing to build on the product line started in 1978. In 1998, the company acquired the powerline carrier technology Southwood Electronics of Indianapolis, Indiana. Brayden repackaged the technology to be used with the Energy Sentry demand controller systems and as a stand-alone system for general purpose control applications. Energy Sentry products help with peak demand management, energy demand control and help save customers money by using energy more efficiently. In 2001, Brayden expanded its reach into the electric power distribution industry, specifically electric metering by acquiring Solid State Instruments, Inc. (SSI) of Denver, Colorado. With this expansion, Brayden now offered the most reliable pulse isolation products in the industry. These devices are used to interface between demand control, SCADA, or other telemetry systems and the electric meters to acquire power