On average, employees in Roscoe, IL at Johns Manville give their company a 4.5 rating out of 5.0 based on 1, whereas overall Average Rating of Johns Manville is 3.6 out of 5.0 based on 20 Johns Manville Review Ratings. The happiest Johns Manville employees in Roscoe, IL are Process Specialists submitting an average rating of 4.5.
"Overall a good company to work for."
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