Lennox completes Duro Dyne and Supco brand purchase
16th October 2025
USA: Lennox has completed the purchase of the HVAC Division of NSI Industries, including the Duro Dyne and Supco brand platforms.
Duro Dyne and Supco offer a robust 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.
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