The qilin ransomware group listed spg.net on its data leak site on 2025-06-15. Country: CH Sector: Technology Domains named: spg.net, www.spg.net Claim as published on the leak site: The full leak will be published soon, unless a company representative contacts us via the channels provided. SPG Construction LLC specializes in heavy industrial construction and process systems for capital-intensive projects across the Unite ...