


Employees at CertainTeed Corporation rank Mark Rayfield in the Bottom 45% of CEOs in Wilmington, DE. Comparatively, employees at Johns Manville rank Mary Rhinehart in the Top 40% of CEOs in Denver. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

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Women at Johns Manville rated their CEO an A-

Diverse Employees at CertainTeed Corporation rated their CEO a B-

Diverse Employees at Johns Manville rated their CEO an A+


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At CertainTeed Corporation, employees in the Operations department rate Mark Rayfield the highest. According to employees, Mark Rayfield's ability to drive business results is Good. At Johns Manville, the Marketing department's employees rate their CEO highest.