Sterling is a leading provider of innovative site access solutions for companies that build our nation’s energy infrastructure. We are America’s largest manufacturer of CLT (cross-laminated timber) site access mats. Our TerraLam® CLT is an engineered matting solution that saves time and money, protects the environment, and ensures worker safety. TerraLam is manufactured on state-of-the-art automated equipment at our Illinois and Texas facilities for maximum consistency and quality. Our innovative matting products, combined with expert consultation and an array of turnkey services, deliver exceptional value on any size project and lay the groundwork for your success.