Supporting JENNMAR means supporting your local communities where our customers use our products. Now is the time to support and encourage these businesses, communities, and each other. Please watch Tony Calandra's video message - It is JENNMAR's commitment to our local communities in this difficult time.

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From humble beginnings, we have grown to include a family of partners, reaching new heights that help us help you. Together with our affiliated brands we are able to do more than ever before.

JENNMAR is the largest manufacturer of roof control products in the U.S., however, we don't stop there. We can supply the construction, mining, or tunneling industry with much more. Take a look at our capabilities and affiliates to learn more.

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Meet The JENNMAR FamilyAffiliates

Who We ServeServing Industries That Make Modern Life Possible

Mining

Construction

Industrial

Manufacturing

Recruitment

Engineering

Logistics

Chemical

Product Catalog

From bolts and beams, to channels and trusses, to resin and rebar, JENNMAR is proud to manufacture products that make Coal & Hard Rock Mining, Tunneling and Civil Construction safer and more efficient.

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Coal Mining

Ground Support products for the coal mining industry. We offer customized and reliable products. Along with our complimentary products, we are a single source provider for all your coal mining needs.

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Hard Rock/Aggregate Mining

JENNMAR's products are specially developed and engineered to meet the requirements and needs of our hard rock and aggregate customers.

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Civil Construction & Tunneling

The civil division of Jennmar offers the civil works industry products for the purpose of rock, soil and concrete anchoring, post tensioning systems and tunneling support.

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