An off-market private listing sold to to Uber co-founder Garret Camp for a record breaking $72 million. : Garrett Camp, co-founder and chairman of Uber Technologies Inc., left, speaks as Steve Jang, angel investor, looks on during the Slush Tokyo startup event in Tokyo, Japan, on Wednesday, March 29, 2017. Slush Tokyo is a two-day international event and The celebrity-filled neighborhood of Trousdale Estates in Beverly Hills has a new record breaker on the books, as Variety has reported.