Private equity firm Beecken Petty O’Keefe & Company invested in New Hampshire-based Medicus Healthcare Solutions LLC, a locum tenens staffing company.

The transaction is effective immediately and financial terms were disclosed.

“We are very proud of what our team has accomplished over the last 15 years and we look forward to working with BPOC to execute on our growth strategy,” said Medicus CEO and founder Joe Matarese. “We are excited to partner with a firm that has significant relationships in the healthcare sector and a long history of successful investments in staffing and hospital outsourcing.”

Medicus ranks fifth on Staffing Industry Analysts’ list of largest locum tenens staffing firms in the US with $190 million in 2017 US locum tenens temporary staffing revenue.

Chicago-based Beecken Petty O’Keefe & Co. focuses exclusively on the healthcare industry. Its portfolio previously included Medical Solutions, an Omaha, Neb.-based nurse staffing firm it sold last year to private equity firm TPG Growth; and TeamHealth, a clinical outsourcing provider in healthcare it sold in 2005 to private equity firm The Blackstone Group.