The qilin ransomware group listed tmcousa.com on its data leak site on 2025-05-29. Country: US Sector: Transportation Domains named: tmcousa.com, metering.the Claim as published on the leak site: All data of this company will be available for download on 09.06.2025. TMCo, Inc. - an Oklahoma corporation specializing in the manufacture of orifice fittings for natural gas metering.The company was founded in September 2003 and has manufac ...