Manufacturer of overhead cranes.OCI-Overhead Cranes, Jib Cranes, Gantry Cranes, Monorails Company Profile Overhead Cranes International, (OCi), is one of the leaders in design, engineering, manufacturing, modernization, installation and service of material handling solutions, systems, products and services. We specialize in developing unique projects for overhead cranes, jib cranes, gantry cranes, workstation cranes, monorails, hoists, winches and trolleys. However, we are equally comfortable applying "off-the-shelf" products in order to solve the needs and budgets of our clientele.