Who We Are

ClockSpring|NRI is the high-performance critical infrastructure solutions company. We strive to delight customers globally with innovative, verified, safe, and environmentally-conscious asset integrity solutions for construction, maintenance, and rehabilitation of critical infrastructure.

With global headquarters in Houston, Texas and manufacturing and sales offices around the world, ClockSpring|NRI solutions are used to construct, maintain, and rehabilitate pipelines, natural gas distribution lines, high-consequence industrial pipework, and civil structures. Used in more than 75 countries, ClockSpring|NRI includes industry-leading products such as Clock Spring™, Atlas™, Syntho-Glass® XT, Scar-Guard®, Contour, and DiamondWrap® composite products, the award-winning AVT EZ Valve™ inline insertion valve for water and gas lines, and GeoTree GeoSpray® geopolymers for water and wastewater lines, RenewWrap™ for civil structures, and Concrete Cloth™ for culverts.

ClockSpring|NRI's highly engineered solutions are delivered rapidly, easy to install, cost effective to deploy, and durable for decades. We support our industry with engineering services, education and training programs, and high availability.

We are shaping the future of critical infrastructure by delivering valves, composites, and concrete products designed to minimize downtime and environmental hazards, while maximizing cost-effectiveness and safety.