Lennox International number of employees

Lennox International reported 14,200 employees at December 31, 2024 in its latest annual report, up 1,600 (12.7%) on the year before. That compares with 11,000 at December 31, 2021. Revenue per employee was $376,148.

Headcount by year

Fiscal year end	Employees	Change	Revenue per employee	Source
December 31, 2024	14,200	+1,600 (12.7%)	$376,148	10-K, filed February 11, 2025
December 31, 2023	12,600	−600 (4.5%)	$395,389	10-K, filed February 13, 2024
December 31, 2022	13,200	+2,200 (20.0%)	$357,455	10-K, filed February 21, 2023
December 31, 2021	11,000	—	$381,282	10-K, filed February 15, 2022

What the annual reports say

As of December 31, 2024, we employed approximately 14,200 people. 2024 annual report
As of December 31, 2023, we employed approximately 12,600 people. 2023 annual report
As of December 31, 2022, we employed approximately 13,200 people. 2022 annual report
As of December 31, 2021, we employed approximately 11,000 people. 2021 annual report

Headcount as the company states it in Item 1 of its annual report (some count full-time equivalents or exclude part-time and temporary staff), at the date it gives. Years where the report states no clear total are left out rather than estimated. Changes can reflect acquisitions and disposals as well as hiring and job cuts.

Compare with peers

Head to head: LII vs UFPI FBIN vs LII

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Figures from Lennox International's SEC filings (10-K and 10-Q), retrieved October 29, 2026. How we read and check them: methodology and data sources. Not investment advice. Back to Lennox International.