UK Mental Health Hospital for Celebs

The Priory Group is a provider of mental health care facilities in the United Kingdom. The group operates at more than 500 sites with over 7,000 beds. Its flagship hospital is the Priory Hospital, Roehampton,[1] which is best known for treating celebrities[2] particularly for drug addiction.[3] The Priory Group also manages schools, some for students with autism spectrum disorders.

https://en.wikipedia.org/wiki/Priory_Group

Their owner, Advent International:

Advent has acquired a number of companies in Central and Eastern Europe through its dedicated regional funds. These include … and LaborMed Pharma, which manufactures and distributes generic pharmaceuticals primarily for cardiovascular and central nervous system aliments.[12]

In March 2009 Advent announced the acquisition of a controlling interest in Fifth Third Processing Solutions, the payment processing business of Fifth Third Bank in a $2.35 billion transaction. The transaction represented one of the largest private equity transactions completed in 2009 amidst the Financial crisis of 2007–2010.[14] The deal was completed in June 2009.

In 2011 Advent acquired Mondo Minerals Holding B.V., the second largest global talc producer[18] and British mental health care provider, Priory Group,[19] best known for providing mental health treatments to celebrities[20] such as Eric Clapton[21] and Johnny Depp.[22]