UGS may stand for:

UGS Corp., specializing in Product Lifecycle Management software Unconventional Gas Solutions, manufacturer of Membrane based gas generation and treatment systems Unattended ground sensor, used by U.S. Army to detect presence of persons or vehicles Union de la gauche socialiste, Union of Socialist Left, a defunct French left-wing party Urmston Grammar, in Greater Manchester, England Utah Genealogical Society Utah Geological Survey, in Salt Lake City, Utah Utah Golden Spikers, an American soccer club in Salt Lake City, Utah Uttam Galva Steels, steel manufacturer in India Underground gas storage, see natural gas storage

See also Uggs, see Ugg boots