Acadia Healthcare has acquired 17 inpatient behavioural health facilities with 500 beds in the UK and US for $145m.
Acadia acquired behavioural health operations of Care UK that comprise 15 inpatient facilities with 300 beds. The acquired facilities provide behavioural health services to children, adolescents and adults.
The firm also purchased the 42-bed inpatient behavioural health facility from Choice Lifestyles in the UK.
In the US, Acadia entered an asset purchase agreement with Belmont Behavioural Health to acquire a 147-bed inpatient behavioural health facility that provides services in the greater Philadelphia area of Pennsylvania.
The Belmont purchase is expected to be completed in the next month.
Acadia Healthcare chairman Joey Jacobs said: "These acquisitions are consistent with our growth strategies and reflect growing demand for behavioral health services in both the US and the UK.
"The capital we raised from the May equity offering is being put to use quickly and effectively, as we anticipated.
"As a result of the transactions, all of which are expected to be accretive to our financial results, we now operate 45 inpatient facilities with approximately 1,800 beds in the UK."
Acadia operates 224 behavioural health facilities with 9,000 beds in 37 states in the US, the UK and Puerto Rico.
The firm offers psychiatric and chemical dependency services to patients in different settings, including inpatient psychiatric hospitals, residential treatment centres, outpatient clinics and therapeutic school-based programmes.