How many employees does Lennox International Inc. have?

Lennox International Inc. reported 12,900 employees for the fiscal year ending Dec 2025, in the annual report it filed on February 17, 2026. That is down 9.2% from a year earlier.

What is Lennox International Inc.'s revenue per employee?

Lennox International Inc. brought in $5.20B of revenue in fiscal Dec 2025, which is $403K per employee. That ranks 11 of 32 companies we track in Industrial - Machinery, where the median is $354K.

Where do these numbers come from?

Employee counts and revenue are taken from each company's own annual report (Form 10-K). Open roles are counted from the company's public job board where we have matched one. Companies report headcount once a year, sometimes rounded, so small changes can be noise.

Company data

Lennox International Inc. employees and revenue per employee

LII · Industrial - Machinery · $12.3B market cap

Lennox International Inc. had 12,900 employees at the end of fiscal Dec 2025, down 9.2% from a year earlier. Revenue for the year was $5.20B, down 2.7% from a year earlier, or $403K per employee. Revenue fell, and headcount fell or held flat with it.

Employees

12,900

-9.2% YoY

Revenue

$5.20B

-2.7% YoY

Revenue / employee

$403K

Peer median $354K

Rank in industry

11 of 32

Industrial - Machinery

Headcount against revenue

Both lines start at 100 in the first year we hold, so you can see which one grew faster.

EmployeesRevenueIndexed to 100 in Dec 2016

Hover a year for the numbers.

LII employees and revenue by fiscal year
Year ending	Employees	Revenue	Per employee	Staff YoY	Revenue YoY
Dec 2025	12,900	$5.20B	$403K	-9.2%	-2.7%
Dec 2024	14,200	$5.34B	$376K	+12.7%	+7.2%
Dec 2023	12,600	$4.98B	$395K	-4.5%	+5.6%
Dec 2022	13,200	$4.72B	$357K	+20.0%	+12.5%
Dec 2021	11,000	$4.19B	$381K	+6.8%	+15.4%
Dec 2020	10,300	$3.63B	$353K	-8.0%	-4.5%
Dec 2019	11,200	$3.81B	$340K	-1.3%	-2.0%
Dec 2018	11,350	$3.88B	$342K	-0.9%	+1.2%
Dec 2017	11,450	$3.84B	$335K	+8.0%	+5.4%
Dec 2016	10,600	$3.64B	$344K	—	—

Open roles: we have not matched a verified job board for this company yet.

Employees, last six fiscal years

Revenue per employee, last six fiscal years

Lennox International Inc. against similar companies

The closest industry peers by revenue, from Industrial - Machinery.

Company	Employees	Revenue	Revenue / employee	Shape
GNRC Generac Holdings Inc.	9,400	$4.21B	$448K	Hiring into decline
LII Lennox International Inc.	12,900	$5.20B	$403K	Contracting
GTLS Chart Industries, Inc.	11,777	$4.26B	$362K	Leaner
ITT ITT Inc.	11,600	$3.94B	$340K	Leaner
AOS A. O. Smith Corporation	11,500	$3.83B	$333K	Leaner
JBTM JBT Marel Corporation	11,500	$3.80B	$330K	Hiring ahead
FLS Flowserve Corporation	16,000	$4.73B	$296K	Leaner
DCI Donaldson Company, Inc.	15,500	$3.89B	$251K	Efficient growth
RRX Regal Rexnord Corporation	28,700	$5.93B	$207K	Contracting

Every Industrials company

Questions about Lennox International Inc.

How many employees does Lennox International Inc. have?: Lennox International Inc. reported 12,900 employees for the fiscal year ending Dec 2025, in the annual report it filed on February 17, 2026. That is down 9.2% from a year earlier.
What is Lennox International Inc.'s revenue per employee?: Lennox International Inc. brought in $5.20B of revenue in fiscal Dec 2025, which is $403K per employee. That ranks 11 of 32 companies we track in Industrial - Machinery, where the median is $354K.
Where do these numbers come from?: Employee counts and revenue are taken from each company's own annual report (Form 10-K). Open roles are counted from the company's public job board where we have matched one. Companies report headcount once a year, sometimes rounded, so small changes can be noise.

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More data

Compare LII with the rest of the market

See who earns the most per employee, who is hiring, and who is cutting, across every company we track.

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Source: employee counts and revenue as stated in Lennox International Inc.'s annual reports (Form 10-K), latest filed February 17, 2026. This is data, not a recommendation to buy or sell LII.