The alphv ransomware group listed Tempur Sealy International on its data leak site on 2023-08-02. Sector: Manufacturing Domains named: tempursealy.com Claim as published on the leak site: Tempur Sealy International, Inc. is an American manufacturer of mattresses and bedding products. It was formed when Tempur-Pedic International, a manufacturer of memory foam mattresses acquired its biggest competitor Sealy Corporation in 2012.