CSL reviews

3.4

57% would recommend to a friend

(689 total reviews)
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Gordon Naylor

54% approve of CEO

41% positive business outlook

CSL has an employee rating of 3.4 out of 5 stars, based on 689 company reviews on Glassdoor which indicates that most employees have a good working experience there. The CSL 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

689 reviews
3.0
May 28, 2026

Collaborative atmosphere hindered by slow decision-making

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Collaborative, most people are very friendly, good benefits.

Cons

Slow to make decisions, global and cross-functional impacting processes change frequently, often efforts are not apprecited.

Viewing 7 - 9 of 689 Reviews

Glassdoor has 908 CSL reviews submitted anonymously by CSL employees. Read employee reviews and ratings on Glassdoor to decide if CSL is right for you.