Sky News has learnt that BC Partners, the private equity firm, has appointed bankers at JP Morgan to run an auction of Elysium Healthcare.The company, which is expected to change hands in the coming months, was formed in 2016 from the acquisition of 22 Priory and Partnerships in Care hospitals.Since then, it has expanded significantly, and now operates 75 sites providing disability services, neurological and specialist mental healthcare, as well as child and adolescent mental health services, rehabilitation and acute and intensive care.Last month, Elysium acquired a hospital in the South West of England that specialises in treating patients with serious eating disorders.BC Partners' price expectations from a sale of the company are unclear,.