We’re JENNMAR, a global, family-owned company that is leading the way in ground control technology for the mining, tunneling and civil construction industries. Since 1972 our mission has been focused on developing and manufacturing quality ground control products. Today we make a broad range of reliable products, from bolts and beams, to channels and trusses, to resin and rebar. We’re proud to make products that make the industries we serve safer and more efficient. And with more than twenty manufacturing plants around the world, we are uniquely positioned to react to ground control needs anywhere, anytime.