The akira ransomware group listed Northern Air Systems on its data leak site on 2025-10-09. Country: US Sector: Manufacturing Domains named: northernairsystems.com Claim as published on the leak site: Northern Air Systems has been a leading manufacturer of high-qual ity HVAC systems for commercial and industrial applications for n early three decades. We are ready to upload 22gb of corporate documents. Client data ( DLs, addresses, emails), employee information (DLs, emails, phone s and so on), lots of projects information.