Caterpillar (CAT) is a construction machine brand of Caterpillar Inc from USA. The company was founded in 1925. Caterpillar Inc. (CAT) is an American Fortune 100 company. Its business covers designs, develops, engineers, manufactures, markets, and sells machinery, engines, financial products, and insurance to customers via a worldwide dealer network. It is one of world??s largest construction-equipment manufacturers. In 1986, the company reorganized itself as a Delaware corporation under the current name Caterpillar Inc. Its headquarter locates in Deerfield, Illinois.