Imogen Perrin

Cameron Mackintosh Ltd. owns and operates theaters. It produces musicals such as Cats, Les Misérables, The Phantom of the Opera, Miss Saigon, Oliver!, and Mary Poppins. The company is headquartered in London, the United Kingdom.

The Society of London Theatre owns and operates theatres. It works with champion theatre and performing arts. The firm offers researching and collecting data, strengthening and connecting the theatre community, advice on legal, general and employment relations matters, managing the process of collective bargaining with various entertainment unions, and commercial services. The company was founded by Charles Wyndham in 1908 and is headquartered in London, the United Kingdom.

The Mackintosh Foundation, founded in 1988, engages in advancing education. The private company is based in London, UK.

New Adventures Charity engages in the conducting of cultural events. The non-profit company is based in Farnham, UK, and has subsidiaries in the UK. The British company was founded in 2008, and the CEO is Robert Noble.