Lennox completes Duro Dyne and Supco brand purchase
16th October 2025
USA: Lennox has completed the $550m purchase of the HVAC Division of NSI Industries, including the Duro Dyne and Supco brand platforms.
Duro Dyne and Supco offer a portfolio of HVAC parts and supplies that complement Lennox’s existing residential and commercial offerings.
“By strengthening our distribution capabilities and broadening our product portfolio, we’re positioning Lennox to deliver greater value across the full customer journey from equipment and installation to service and preventative maintenance,” said Lennox CEO Alok Maskara.
Established in 1975, and based in Huntersville, North Carolina, NSI Industries was acquired by Sentinel Capital Partners in 2022.
Related stories:
Lennox to acquire HVAC Division of NSI Industries – 18 August 2025
USA: Lennox has signed a definitive agreement to purchase the HVAC division of NSI Industries, a leading provider of electrical, HVAC, and network infrastructure product solutions, for approximately $550m. Read more…
