Lennox Names Geoff Dethlefsen President of Building Climate Solutions, Effective Jan. 1, 2027

By Public Technologies
  • Lennox named Geoff Dethlefsen executive vice president and president of Building Climate Solutions, effective January 1, 2027.
  • He succeeds Joe Nassab, who will transition to a strategic adviser role at the end of 2026.
  • Dethlefsen currently serves as vice president and general manager of Lennox Commercial HVAC. He joined in 2024.
  • Nassab will support Building Climate Solutions and focus on developing general managers and future leaders.


Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Lennox International Inc. published the original content used to generate this news brief via PR Newswire (Ref. ID: 202611021615PR_NEWS_USPR_____DA86952) on November 02, 2026, and is solely responsible for the information contained therein.

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