Avantor reviews

2.9

40% would recommend to a friend

(1,284 total reviews)

Emmanuel Ligner

41% approve of CEO

31% positive business outlook

Avantor has an employee rating of 2.9 out of 5 stars, based on 1,284 company reviews on Glassdoor which indicates that most employees have an average working experience there. The Avantor 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

1K reviews
3.0
Apr 14, 2026
Recommend
CEO approval
Business Outlook

Pros

Hires for remote positions. Work with people located around the world.

Cons

Below market pay. Poor management that is unfocused and does not follow through. Company does not know what it wants to be. Claims to be diverse but is ageist in practice.

4.0
Apr 2, 2026

Good

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Good work from home policy

Cons

Slow/No growth after you join

Viewing 25 - 27 of 1,284 Reviews

Glassdoor has 1,444 Avantor reviews submitted anonymously by Avantor employees. Read employee reviews and ratings on Glassdoor to decide if Avantor is right for you.