Caterpillar Inc. is a leading global manufacturer of construction and mining equipment, diesel and natural gas engines, industrial gas turbines, and diesel-electric locomotives. Founded in 1925 and headquartered in Deerfield, Illinois, USA, Caterpillar is renowned for its robust and durable machinery and is a staple in industries such as construction, mining, agriculture, and transportation.

Caterpillar's product line includes a variety of equipment such as bulldozers, excavators, backhoes, and loaders, along with a range of power systems solutions. The company also offers services through Caterpillar Financial Services, Caterpillar Remanufacturing Services, and Progress Rail Services. Known colloquially as "Cat," the company's iconic yellow machinery is recognized worldwide, symbolizing reliability and ruggedness. Caterpillar continues to lead in technological advancements to improve the efficiency and environmental performance of its machines and engines.