The lockbit3 ransomware group listed presco.com on its data leak site on 2022-12-30. Sector: Manufacturing Domains named: presco.com Claim as published on the leak site: Founded in 1942, Presco is a company that manufactures safety marking products and engineered films such as barricade tapes, marking flags, marking whiskers, and roll flagging. They are based in Sherman, Texas.