Johns Manville reviews

3.6

65% would recommend to a friend

(424 total reviews)
avatar

Bob Wamboldt

67% approve of CEO

64% positive business outlook

Johns Manville has an employee rating of 3.6 out of 5 stars, based on 424 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Johns Manville 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

424 reviews
4.0
Mar 5, 2026

Great Place to Wotk

Recommend
CEO approval
Business Outlook

Pros

Diversity of work, benefits, people, career growth, salary, bonus

Cons

Have to be patient with growth, especially if you don’t want to relocate, training

5.0
Feb 24, 2026

Where I Want to Be

Recommend
CEO approval
Business Outlook

Pros

Very organized, supportive coworkers, structured work and clear instructions.

Cons

lots of systems to learn that intertwine with each other, lots of permissions to be granted before being able to get into systems, which is not bad.

5.0
Feb 14, 2026

Great Onboarding Process and Workplace

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Simple instructions for drug screen and background requirements. Recruiters are great and easy to work with! Very friendly and welcoming workplace environment that provides all the appropriate resources for the position!

Cons

I do not feel like there are any cons for the onboarding process and so far the job has been great!

Viewing 7 - 9 of 424 Reviews

Glassdoor has 460 Johns Manville reviews submitted anonymously by Johns Manville employees. Read employee reviews and ratings on Glassdoor to decide if Johns Manville is right for you.