[2] Koz got his start in broadcasting at WMTH-FM, the high school radio station at Maine East in Park Ridge, Illinois.
32, Koz began as Son of Svengoolie, winning numerous local Emmy awards,[4] and having his show syndicated to sister stations in Philadelphia, Detroit, Boston, and San Francisco for a brief period.
Koz also did mornings on WCKG radio for a brief period, co-hosted live 4 July and New Year's Eve programming, and became weekend and fill-in weather anchor for Fox 32 News.
Koz, having won numerous regional Emmy Awards, was admitted to the NATAS/Emmy "Silver Circle" for "outstanding contributions to Chicago television".
Starting in 2011, he began to be seen nationwide when his Svengoolie show became a regular Saturday night staple on the MeTV classic TV network.