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Charles River Laboratories

Engaged Employer

Charles River Laboratories reviews

3.1

49% would recommend to a friend

(2,372 total reviews)
avatar

Birgit Girshick

66% approve of CEO

33% positive business outlook

Charles River Laboratories has an employee rating of 3.1 out of 5 stars, based on 2,372 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
5.0
Nov 3, 2025

Interesting work

Recommend
CEO approval
Business Outlook

Pros

Great colleagues and interesting work

Cons

No real cons that i can think of

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Charles River Laboratories Response
7mo
Thank you for your kind words and for being part of our team. We’re grateful for your contributions and wish you continued success in your next chapter.
4.0
Nov 2, 2025
Recommend
CEO approval
Business Outlook

Pros

They teach you a lot, learn about regulations and important industry techniques early.

Cons

High stress, mistakes are costly and there's consequences, not a lot of room for movement once you're stuck in a department.

4.0
Oct 30, 2025
Recommend
CEO approval
Business Outlook

Pros

Flexibility in schedule Hybrid and fully remote options Gym on site Great large campus Modern amenities

Cons

Promotions take too long Managers help create jobs for their friends Feels like high school Low morale everyone always complaining Not enough diversity Pay raises are low

Viewing 76 - 78 of 2,372 Reviews

Glassdoor has 2,663 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.