The auditteam ransomware group listed TEK SPB on its data leak site on 2026-09-20. Country: RU Sector: Technology Domains named: tek-spb.ru Claim as published on the leak site: TeploEnergoKomplex (TEK SPB, tek-spb.ru) — a St. Petersburg heat-engineering company specializing in design, ZEVS-brand equipment manufacturing, installation, commissioning, and maintenance of individual/central heat points (ITP/CTP) and heat-energy metering units (UUTE)