Melrose Industries Plc engages in manufacturing and industrial businesses, which operating in a number of different geographical regions and sectors. It operates through four divisions: Energy, Air Management, Security & Smart Technology and Ergonomics. The Energy division includes Brush business, a specialist supplier of energy industrial products to the global market. The Air Management division includes the Air Quality & Home Solutions business a manufacturer of ventilation products for the professional remodeling and replacement markets, residential new construction market and do it yourself market. It also includes the Heating, Ventilation & Air Conditioning(HVAC) business, which manufactures and sells split system and packaged air conditioners, heat pumps, furnaces, air handlers and parts for the residential replacement and new construction markets, along with custom designed and engineered HVAC products and systems for non-residential applications. The Security & Smart Technology division includes the Security & Control business along with the Core Brands and GTO Access Systems businesses, which are manufacturers and distributors of products designed to provide convenience and security primarily for residential applications and audio visual equipment for the residential audio video and professional video market. The Ergonomics division includes the Ergotron business, a manufacturer and distributor of products designed with ergonomic features including wall mounts, carts, arms, desk mounts, workstations and stands that attach to or support a variety of display devices such as notebook computers, computer monitors and flat panel displays. The company was founded in 2003 and is headquartered in London, the United Kingdom.