Innovative designs. Unmatched quality and dependability. Unparalleled customer service. Since bursting onto the market in 1963 with a handful of thoughtfully engineered products designed for climbers and mountaineers, these three core principles are what has set CMI apart. Today CMI's line includes products designed with a wide variety of uses in mind. Close partnerships with arborists, ropes course professionals, and fire service and industrial safety experts have enabled development of elegant solutions to the unique challenges these professionals face.