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Charles River Laboratories

Engaged Employer

Charles River Laboratories reviews

3.1

48% would recommend to a friend

(2,366 total reviews)
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Birgit Girshick

69% approve of CEO

31% positive business outlook

Charles River Laboratories has an employee rating of 3.1 out of 5 stars, based on 2,366 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Charles River Laboratories employee rating is in line with the average (within 1 standard deviation) for employers within the Pharmaceutical & Biotechnology industry (3.5 stars).

Reviews by job title

2K reviews
4.0
Feb 9, 2026

Great Place for Growth

Recommend
CEO approval
Business Outlook

Pros

There is a lot of development and promotion of internal mobility

Cons

Can US centric at times

1.0
Feb 7, 2026
Recommend
CEO approval
Business Outlook

Pros

Salary was above market as they tried to bring in talent to correct a poor system.

Cons

No forward-looking structure; no strategy other than surviving the day; poorly run; poor execution resulting in customer loss; poor rollout plan; and no verification of raw or FG inventory requiring customer reimbursement

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Charles River Laboratories Response
4mo
At Charles River, our vision is to be the partner of choice in helping clients bring life-saving treatments to patients, and we are well-positioned to deliver on that vision. Like any global organization with a broad portfolio, we occasionally face challenges related to market dynamics, regulatory shifts, and changing client needs. Through it all, our senior leadership remains focused on transparency, regularly sharing business performance, strategic priorities, and long-term goals with employees to ensure alignment and confidence in our direction.
Viewing 37 - 39 of 2,366 Reviews

Glassdoor has 2,657 Charles River Laboratories reviews submitted anonymously by Charles River Laboratories employees. Read employee reviews and ratings on Glassdoor to decide if Charles River Laboratories is right for you.