With an exhaust flow of 6.5, Saturn 20 was made by Solar Turbines Inc., a wholly owned subsidiary of Caterpillar Inc., aka CAT.
Saturn 20 6.5 Solar Turbine Incorporated's product line currently consists of the Saturn, Centaur, Mercury, Taurus, Mars and Titan turbines, and a variety of attachments that are sold with them. Solar Turbines Incorporated, a wholly owned subsidiary of Caterpillar Inc., designs and manufactures industrial gas turbines for onshore and offshore electrical power generation, for marine propulsion and for producing, processing and transporting natural gas and oil. Caterpillar Inc. (often shortened to CAT) is an American Fortune 100 corporation which designs, develops, engineers, manufactures, markets, and sells machinery, engines, financial products, and insurance to customers via a worldwide dealer network. 
