GAF reviews

3.1

52% would recommend to a friend

(561 total reviews)
avatar

John Altmeyer

37% approve of CEO

40% positive business outlook

GAF has an employee rating of 3.1 out of 5 stars, based on 561 company reviews on Glassdoor which indicates that most employees have a good working experience there. The GAF employee rating is in line with the average (within 1 standard deviation) for employers within the Manufacturing industry (3.5 stars).

Reviews by job title

561 reviews
5.0
Nov 26, 2025

Good

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

It’s a solid place to work.

Cons

It’s an ever changing competitive landscape. But what isn’t?

1.0
Oct 18, 2025

Do not recommend!

Recommend
CEO approval
Business Outlook

Pros

You can work remote and have flexibility to come and go. Salaries for the admins were very good.

Cons

Working for this company was the worst decision I ever made. They use you up and toss you aside. It’s terrible. They have zero regard for humans.

Viewing 133 - 135 of 561 Reviews

Glassdoor has 659 GAF reviews submitted anonymously by GAF employees. Read employee reviews and ratings on Glassdoor to decide if GAF is right for you.