Profile: Safety Hoist Co. manufactures hoists and safety equipment. Our ladder clamp protects ladders from theft. Our brake mate hand seamer features interchangeable blades, comfortable grip and deep throat. Our product line includes unloading ramps, gravel hoppers, support braces and platform hoists. Our gravel hopper carries 2 cubic feet of loose materials. Our unloading ramp moves material from the edge of the roof for safety and efficiency.