How many employees does Unitil Corporation have?

Unitil Corporation reported 595 employees for the fiscal year ending Dec 2025, in the annual report it filed on February 9, 2026. That is up 9.4% from a year earlier.

What is Unitil Corporation's revenue per employee?

Unitil Corporation brought in $536M of revenue in fiscal Dec 2025, which is $901K per employee. That ranks 5 of 5 companies we track in Diversified Utilities, where the median is $1.47M.

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

Unitil Corporation employees and revenue per employee

UTL · Diversified Utilities · $940M market cap

Unitil Corporation had 595 employees at the end of fiscal Dec 2025, up 9.4% from a year earlier. Revenue for the year was $536M, up 8.3% from a year earlier, or $901K per employee. Headcount grew faster than revenue.

Employees

595

+9.4% YoY

Revenue

$536M

+8.3% YoY

Revenue / employee

$901K

Peer median $1.47M

Rank in industry

5 of 5

Diversified Utilities

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.

UTL employees and revenue by fiscal year
Year ending	Employees	Revenue	Per employee	Staff YoY	Revenue YoY
Dec 2025	595	$536M	$901K	+9.4%	+8.3%
Dec 2024	544	$495M	$910K	+2.4%	-11.2%
Dec 2023	531	$557M	$1.05M	+2.9%	-1.1%
Dec 2022	516	$563M	$1.09M	+1.6%	+19.0%
Dec 2021	508	$473M	$932K	-0.8%	+13.1%
Dec 2020	512	$419M	$818K	-0.2%	-4.5%
Dec 2019	513	$438M	$854K	-1.3%	-1.3%
Dec 2018	520	$444M	$854K	+2.0%	+9.3%
Dec 2017	510	$406M	$796K	+2.4%	+5.9%
Dec 2016	498	$383M	$770K	—	—

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

Unitil Corporation against similar companies

The closest industry peers by revenue, from Diversified Utilities.

Company	Employees	Revenue	Revenue / employee	Shape
SRE Sempra	5,600	$13.7B	$2.45M	Hiring ahead
SREA Sempra	5,600	$13.7B	$2.45M	Hiring ahead
AES The AES Corporation	8,336	$12.2B	$1.47M	Contracting
AVA Avista Corporation	1,929	$1.96B	$1.02M	Leaner
UTL Unitil Corporation	595	$536M	$901K	Hiring ahead

Every Utilities company

Questions about Unitil Corporation

How many employees does Unitil Corporation have?: Unitil Corporation reported 595 employees for the fiscal year ending Dec 2025, in the annual report it filed on February 9, 2026. That is up 9.4% from a year earlier.
What is Unitil Corporation's revenue per employee?: Unitil Corporation brought in $536M of revenue in fiscal Dec 2025, which is $901K per employee. That ranks 5 of 5 companies we track in Diversified Utilities, where the median is $1.47M.
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 UTL 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 Unitil Corporation's annual reports (Form 10-K), latest filed February 9, 2026. This is data, not a recommendation to buy or sell UTL.