GAF reviews

3.2

56% would recommend to a friend

(561 total reviews)
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John Altmeyer

40% approve of CEO

43% positive business outlook

GAF has an employee rating of 3.2 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
1.0
Oct 29, 2025
Recommend
CEO approval
Business Outlook

Pros

Fair Compensation Good Benefits Good Work-Life Balance

Cons

Leadership is weak and inconsistent. Long range planning is weak. Company is inable to create long term stategies and execute them.

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.

1.0
Oct 12, 2025
Recommend
CEO approval
Business Outlook

Pros

Culturally involved, progressive, compensating, communal.

Cons

Revolving door, nepotism, fraternal, upper management.

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GAF Response
8mo
Thank you for sharing your honest feedback with us. We are disappointed to learn that your experience does not align with our aspirations and values, and we take these concerns seriously. We invite you to please share your specific feedback and concerns with us by contacting our Compliance Hotline at 1-866-890-4450 or visiting https://secure.ethicspoint.com/domain/media/en/gui/68599/index.html. Please know your feedback can be submitted anonymously. Thank you again for bringing this to our attention.
Viewing 34 - 36 of 561 Reviews

Glassdoor has 658 GAF reviews submitted anonymously by GAF employees. Read employee reviews and ratings on Glassdoor to decide if GAF is right for you.