USCO was an American media art collective in the 1960s, founded by Gerd Stern, Michael Callahan, Steve Durkee, Judi Stern, and Barbara Durkee in New York. The name USCO is an acronym for Us Company or the Company of Us. The collective was most active during the years 1964–66. USCO exhibited in the United States, Canada, and Europe, and is considered a key link in the development of expanded cinema, visual music, installation art, multimedia, intermedia, and the Internet. In addition, USCO's strobe environments heralded new media art.