The thegentlemen ransomware group listed Devereux Advanced Behavioral Health on its data leak site on 2025-11-28. Country: US Sector: Healthcare Domains named: www.devereux.org, www.zoominfo.com Claim as published on the leak site: www.devereux.org https://www.zoominfo.com/c/the-devereux-foundation/60082215 Devereux Advanced Behavioral Health, headquartered in Villanova, Pennsylvania, is a behavioral healthcare organization that operates a network of clinical, therapeutic, educational, and employment programs.