How many employees does Energy Recovery, Inc. have?

Energy Recovery, Inc. reported 230 employees for the fiscal year ending Dec 2025, in the annual report it filed on February 25, 2026. That is down 9.4% from a year earlier.

What is Energy Recovery, Inc.'s revenue per employee?

Energy Recovery, Inc. brought in $135M of revenue in fiscal Dec 2025, which is $586K per employee. That ranks 70 of 323 companies we track in Industrials, where the median is $372K.

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

Energy Recovery, Inc. employees and revenue per employee

ERII · Industrial - Pollution & Treatment Controls · $353M market cap

Energy Recovery, Inc. had 230 employees at the end of fiscal Dec 2025, down 9.4% from a year earlier. Revenue for the year was $135M, down 7.1% from a year earlier, or $586K per employee. Revenue fell, and headcount fell or held flat with it.

Employees

230

-9.4% YoY

Revenue

$135M

-7.1% YoY

Revenue / employee

$586K

Peer median $372K

Rank in sector

70 of 323

Industrials

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.

ERII employees and revenue by fiscal year
Year ending	Employees	Revenue	Per employee	Staff YoY	Revenue YoY
Dec 2025	230	$135M	$586K	-9.4%	-7.1%
Dec 2024	254	$145M	$571K	-5.6%	+12.9%
Dec 2023	269	$128M	$477K	+9.3%	+2.2%
Dec 2022	246	$126M	$511K	+10.8%	+20.9%
Dec 2021	222	$104M	$468K	+2.8%	+12.8%
Dec 2020	216	$92.1M	$426K	+14.9%	+26.4%
Dec 2019	188	$72.8M	$387K	+31.5%	-2.3%
Dec 2018	143	$74.5M	$521K	+7.5%	+18.0%
Dec 2017	133	$63.2M	$475K	+10.8%	+15.4%
Dec 2016	120	$54.7M	$456K	—	—

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

Energy Recovery, Inc. against similar companies

The closest sector peers by revenue, from Industrials.

Company	Employees	Revenue	Revenue / employee	Shape
ERII Energy Recovery, Inc.	230	$135M	$586K	Contracting
FCEL FuelCell Energy, Inc.	424	$158M	$373K	Leaner
TATT TAT Technologies Ltd.	659	$178M	$270K	Efficient growth
CYRX Cryoport, Inc.	684	$176M	$258K	Contracting
CASS Cass Information Systems, Inc.	860	$191M	$222K	Contracting
VOYG Voyager Technologies, Inc.	800	$166M	$208K	—
SBC SBC Medical Group Holdings Incorporated	863	$174M	$201K	Contracting
NSSC Napco Security Technologies, Inc.	1,049	$202M	$193K	Leaner
FLY Firefly Aerospace Inc.	1,409	$160M	$113K	—

Every Industrials company

Questions about Energy Recovery, Inc.

How many employees does Energy Recovery, Inc. have?: Energy Recovery, Inc. reported 230 employees for the fiscal year ending Dec 2025, in the annual report it filed on February 25, 2026. That is down 9.4% from a year earlier.
What is Energy Recovery, Inc.'s revenue per employee?: Energy Recovery, Inc. brought in $135M of revenue in fiscal Dec 2025, which is $586K per employee. That ranks 70 of 323 companies we track in Industrials, where the median is $372K.
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 ERII 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.

Leaderboard Industrials

Source: employee counts and revenue as stated in Energy Recovery, Inc.'s annual reports (Form 10-K), latest filed February 25, 2026. This is data, not a recommendation to buy or sell ERII.