Cadac Holdings Limited are a manufacturer of sound mixing desks for live music productions, theatres, recording and broadcast. Cadac desks presently are most famous for large scale musicals such as "Phantom of the Opera" (from 1984 till 2008), "The Lion King", "Mamma Mia!" and "We Will Rock You" but historically from the late 1960s to the mid-1980s were installed in famous recording studios around the world including Lansdowne Studios, Manor Studios, Wessex Studios, Scorpio Studios and George Harrison's Friar Park Studio. Clive Green retired in 2001. In early 2009 the assets and IP of the company were purchased by Mr. Xianggui Wang of the Soundking group, China.