Arboreta Healthcare, Inc. announced that Chief Executive Officer Louis Collier, Jr. and Chief Operating Officer Dale Poe have departed the company, effective February 1, 2023. While an executive search is conducted to fill these leadership positions, Richard Mason has been appointed as interim CEO. Mason was the co-founder of Trillium Healthcare, which was acquired by Arboreta in 2021, along with Banyan Pediatric Care Centers.

He is a highly experienced healthcare executive with over three decades of service in skilled nursing and post-acute healthcare. Prior to founding Trillium in 2011, Mason served as CEO of Sea Crest Healthcare for eight years and VP of operations for Beverly Healthcare from 1994 to 2002. Arboreta Healthcare has also received a 30-day notice of resignation from Chief Financial Officer Diane Harden, tendered February 8, 2023.

Interim CEO Richard Mason will handle company leadership and day-to-day operations while the board of directors initiates a nationwide executive search to fill these leadership roles.