Manufactures state-of-the-art resin designed to complement JENNMAR products and provide an optimum bolt and resin system.

J-LOK® is the trusted source in resin anchorage systems. In the last decade J-LOK has provided the very best in resin technology and manufacturing to its customers. When quality and safety are paramount, why would you settle for anything less? J-LOK’s products compliment our affiliate company JENNMAR and its more than 40 year service to the mining industry.

Cresson, PA

J-LOK Pennsylvania
626 Gallitzin Road
Cresson, PA 16630
F: 814 - 886-7695
Thomas Squashic
Plant Manager
Richard Bowers
Dispatcher/Customer Service
F: 814 - 886-7656
Susan Leleck
Office Administrator

Earlington, KY

J-LOK Kentucky
880 North Sandcut Road
Earlington, KY 42410
F: 270 - 383-5670
Tracey Durham
Dispatcher/Customer Service
James Kacmar
Plant Manager
Stacey Nelson

J-LOK ProductsProduct 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.