Ziegler Cat is a member of Caterpillar Incorporated s dealership network. For more than 75 years, Caterpillar has been building the world's infrastructure and, in partnership with its worldwide dealer network, is driving positive and sustainable change in every continent. With sales and revenues of more than $23 billion annually, Caterpillar is a technology leader and the world's leading manufacturer of construction and mining equipment, diesel and natural gas engines and industrial gas turbines. As a leading power systems supplier, Caterpillar and the worldwide Cat dealer network are committed to supplying customers with the electric power systems needed to operate a business at maximum efficiency. Caterpillar Electric Power Systems - generator sets, automatic transfer switches, uninterruptible power systems (UPS) and switchgear are all engineered to work together to offer contractors the convenience of a single source provider.