Contact Us

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Main JM Switchboard USA:


General Product Information Center:


Building Insulation Customer Service:


Building Insulation Technical:

800-654-3103 – option 3

Commercial Roofing – Customer Service and Guarantees:


Commercial Roofing – Technical Services:


Commercial Roofing – Tapered System Group:


Performance Materials Customer Service:

800-293-3393 (Denver) / 800-426-2433 (Defiance, OH)

Germany Offices:

+49 (0)8234 9670-0 Johns Manville Sales GmbH – Polyester spunbond products (Berlin, Bobingen/Germany)


+421 33 5918 249 Fibers Europe/Asia
+1 800 554 4826 Fibers America

Employment Opportunities:

Visit JM Careers for more information.

Supplier Partnership with JM:

Learn how to provide JM with goods or services.

Customer Credit Reference:

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Johns Manville Corporate Offices

P. O. Box 5108
Denver, CO 80217-5108
Phone: 303.978.2000

General Corporate or Human Resources Inquiries