The blackbasta ransomware group listed mastercorp on its data leak site on 2023-04-27. Country: US Sector: Professional Services Domains named: mastercorp.com, www.mastercorp.comrevenue Claim as published on the leak site: MasterCorpBusiness Services · Tennessee, United States · 1,000 EmployeesHeadquarters 3505 N Main St, Crossville, Tennessee, 38555, United StatesPhone Number (931) 484-1752Website www.mastercorp.comRevenue $217.8MA leader in cleanliness since 1981, today MasterCorp is considered the most trusted name in hospitality services. We partner with premier resorts and developers nationwide and lead the industry, not only in size, but in innovation, performance, and customer satisfaction.