The akira ransomware group listed Hamre Schumann Mueller & Larson HSML on its data leak site on 2023-07-10. Sector: Professional Services Claim as published on the leak site: HSML serves the intellectual property needs of a wide range of businesses and individuals from around the world. Their file base includes confidential documents, contracts, clients' personal information, and anything else you might need. 102 GB of their documents will soon be uploaded.