David John Isherwood

WLH Ltd. operates in the entertainment industry, providing services such as theatre operation, venue management, corporate events, broadcasting, themed attractions, education, and trade. The private company is based in London, UK, and has subsidiaries in the United Kingdom.

Part of d&b audiotechnik GmbH & Co. KG, White Light Ltd. is a complete production solution specialist that provides lighting and AV services for theatre, events, broadcast, and leisure markets. The company is based in Wimbledon, UK. The British company offers hire, sales, installation, and consultancy services, and has a reputation for supplying technical solutions including lighting, audio, video, and rigging. The company was founded in 1971 by John Dunsmore Simpson, Rory Dempster, David Henderson, Andy Phillips, Angela Fox, and the CEO is Bryan Raven. White Light was acquired by d&b Solutions Gmbh & Co. KG on January 31, 2022.