Profile: Scarab Mfg. & Leasing L.P. develops patented windrow composting machines, which is an efficient method for reduction of the waste stream. We design frames, power units, drive systems and legal load machines. Our power units offer a horsepower range from 177 to 600 horsepower. We are involved with scarab PID controllers, which are a digital controller designed to regulate load horsepower by controlling the speed of hydraulically operated mobile equipment.