The sarcoma ransomware group listed MSB on its data leak site on 2025-09-29. Sector: Other Claim as published on the leak site: MSB MSB General Contractors specializes in disaster recovery services, offering support and solutions for clients affected by various emergencies. Their focus is on ensuring timely and efficient recovery processes for both residential and commercial projects. The company aims to serve a wide range of clients in need of recovery assistance and has a portfolio of completed projects demonstrating their capabilities. MSB is also involved in humanitarian activities, reflecting their commitment to community supportGeo: USA - Leak size: 66 GB Archive - Contains: Files,SQL