Lennox to Acquire HVAC Division of NSI Industries for $550 Million

LII
September 18, 2025
Lennox (NYSE: LII) announced it has signed a definitive agreement to acquire the HVAC division of NSI Industries from Sentinel Capital Partners for approximately $550 million. This acquisition includes market-leading brands such as Duro Dyne and Supco. This strategic purchase is expected to enhance Lennox's ability to offer a comprehensive, integrated portfolio of parts and supplies for both commercial and residential HVAC customers. It will be supported by improved digital and distribution capabilities across North America. The acquisition strengthens Lennox's position as a one-stop partner for the HVAC industry, expanding its offerings beyond core equipment. The transaction is anticipated to close in the fourth quarter of 2025, pending regulatory approvals. The content on BeyondSPX is for informational purposes only and should not be construed as financial or investment advice. We are not financial advisors. Consult with a qualified professional before making any investment decisions. Any actions you take based on information from this site are solely at your own risk.