How many employees does Innospec Inc. have?

Innospec Inc. reported 2,450 employees for the fiscal year ending Dec 2025, in the annual report it filed on February 18, 2026. That is unchanged from a year earlier.

What is Innospec Inc.'s revenue per employee?

Innospec Inc. brought in $1.78B of revenue in fiscal Dec 2025, which is $726K per employee. That ranks 18 of 37 companies we track in Chemicals - Specialty, where the median is $673K.

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

Innospec Inc. employees and revenue per employee

IOSP · Chemicals - Specialty · $2.36B market cap

Innospec Inc. had 2,450 employees at the end of fiscal Dec 2025, unchanged from a year earlier. Revenue for the year was $1.78B, down 3.7% from a year earlier, or $726K per employee. Revenue fell, and headcount fell or held flat with it.

Employees

2,450

+0.0% YoY

Revenue

$1.78B

-3.7% YoY

Revenue / employee

$726K

Peer median $673K

Rank in industry

18 of 37

Chemicals - Specialty

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.

IOSP employees and revenue by fiscal year
Year ending	Employees	Revenue	Per employee	Staff YoY	Revenue YoY
Dec 2025	2,450	$1.78B	$726K	+0.0%	-3.7%
Dec 2024	2,450	$1.85B	$753K	+2.1%	-5.3%
Dec 2023	2,400	$1.95B	$812K	+14.3%	-0.8%
Dec 2022	2,100	$1.96B	$935K	+10.5%	+32.4%
Dec 2021	1,900	$1.48B	$781K	+0.0%	+24.3%
Dec 2020	1,900	$1.19B	$628K	-5.0%	-21.2%
Dec 2019	2,000	$1.51B	$757K	+0.0%	+2.5%
Dec 2018	2,000	$1.48B	$738K	+5.3%	+13.0%
Dec 2017	1,900	$1.31B	$688K	+5.6%	+47.9%
Dec 2016	1,800	$883M	$491K	—	—

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

Innospec Inc. against similar companies

The closest industry peers by revenue, from Chemicals - Specialty.

Company	Employees	Revenue	Revenue / employee	Shape
KOP Koppers Holdings Inc.	872	$1.88B	$2.16M	Contracting
ASIX AdvanSix Inc.	1,410	$1.52B	$1.08M	Leaner
KRO Kronos Worldwide, Inc.	2,263	$1.86B	$822K	Contracting
IOSP Innospec Inc.	2,450	$1.78B	$726K	Contracting
ASH Ashland Inc.	2,900	$1.82B	$629K	Contracting
MTX Minerals Technologies Inc.	3,782	$2.07B	$548K	Contracting
KWR Quaker Houghton	4,700	$1.89B	$402K	Hiring ahead
MATV Mativ Holdings, Inc.	5,000	$1.99B	$397K	Leaner
SXT Sensient Technologies Corporation	4,070	$1.61B	$396K	Efficient growth

Every Basic Materials company

Questions about Innospec Inc.

How many employees does Innospec Inc. have?: Innospec Inc. reported 2,450 employees for the fiscal year ending Dec 2025, in the annual report it filed on February 18, 2026. That is unchanged from a year earlier.
What is Innospec Inc.'s revenue per employee?: Innospec Inc. brought in $1.78B of revenue in fiscal Dec 2025, which is $726K per employee. That ranks 18 of 37 companies we track in Chemicals - Specialty, where the median is $673K.
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 IOSP 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 Innospec Inc.'s annual reports (Form 10-K), latest filed February 18, 2026. This is data, not a recommendation to buy or sell IOSP.