Charles River Laboratories

Charles River Laboratories International, Inc. is a prominent American pharmaceutical company based in Wilmington, Massachusetts. Founded in 1947, it specializes in preclinical and clinical laboratory services, gene therapy, and cell therapy solutions. The company operates globally, employing around 20,100 people across 21 countries and more than 150 facilities. The company offers a wide range of services to support the pharmaceutical, biotechnology, and medical device industries. These include basic research and drug discovery, safety and efficacy testing, clinical trial support, and CGMP compliant biologics contract manufacturing. Additionally, Charles River provides scalable solutions for gene and cell therapy development and manufacturing. It also supplies biomedical products, including research animals and blood harvested from horseshoe crabs for medical applications. Charles River serves a diverse clientele, including leading organizations in pharmaceuticals, biotechnology, and academia, across various therapy areas.

Research Wilmington, United States Founded 1947 ~7,198 employees NASDAQ: CRL

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Employees
7,198
+0.3% in the 3 months to Sep 2026
Revenue / employee
$558K
Revenue ~$4B
Stock
CRL
NASDAQ
12-month attrition
9.2%
Tech: 12.5%
H1B filings, FY2026
23
Sponsors visas

Headcount trend

Charles River Laboratories went from 7,305 employees in Oct 2024 to 7,198 in Sep 2026. Apr to Sep 2026: 175 people joined, 246 left.

Org structure

Headcount by department

Other4,183
Operations1,591
Engineering465
Sales233
Success226
Finance209
HR172
Marketing83

Executive compensation

Salaries at Charles River Laboratories

All salaries

21 salary profiles in the US

Most reported roles

Pay by level, gender and ethnicity · India salaries

H-1B sponsorship

H-1B Sponsorship Moderate
H-1B Filings by Department
Engineering71
IT8
Consulting6
Operations5
Sales3

The department split adds up all the years listed above. FY2026 alone: 23 filings.

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Charles River Laboratories FAQ

How many employees does Charles River Laboratories have?

Charles River Laboratories has about 7,198 employees, up 0.3% over the 3 months to Sep 2026.

Does Charles River Laboratories sponsor H1B visas?

Yes. Charles River Laboratories filed 23 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Engineering roles.

What is Charles River Laboratories's revenue per employee?

Charles River Laboratories makes about $558K in revenue per employee, based on $4.02B annual revenue and 7,198 employees.

How much does Charles River Laboratories pay?

6figr has 21 salary profiles for Charles River Laboratories in the US and 2 in India, with pay broken down by role, level, gender and ethnicity on the Charles River Laboratories salaries page. See Charles River Laboratories salaries in the US

Is Charles River Laboratories a public company?

Yes. Charles River Laboratories is publicly traded under the ticker CRL on NASDAQ.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.