The incransom ransomware group listed EXEL on its data leak site on 2026-08-19. Country: CA Sector: Technology Claim as published on the leak site: Exel Systems Inc. specializes in providing high-quality custom heating, ventilation, and air conditioning (HVAC) and energy recovery products. Established in 1993, the company serves the institutional, commercial, and industrial markets, collaborating with building owners, consulting engineers, and contractors to deliver innovative and energy-efficient solutions. Their extensive product range and expertise enable them to handle complex projects tailored to specific client needs. Exel Systems encourages clients to explore their website for new products and application information to enhance building sustainability.