Doug Kasper, a Pittsburgh native, is a lifelong musician, songwriter, guitarist, engineer and producer. He founded Tonic Recording Studios in 1996 and has done hundreds of recordings locally and internationally.

Dave is a multi-platinum producer, mixer, engineer & musician who signed to his first record label at age 17 as a guitarist & writer with thrash metal band MACE. Later, Dave served as engineer for renowned producer Rick Parashar, at London Bridge Studios, Seattle working with Pearl Jam, Temple of the Dog, & Alice In Chains. He also produced & recorded Afghan Whigs, Chris Cornell, Mark Lanegan, Ann Wilson, James Blunt & Shannon Hoon to name a few. Dave continued as a guitarist & songwriter with his bands “Sybil Vane” and then “Thee Heavenly Music Association”, based in the UK signing with Island Records. Dave also worked on and is featured on soundtracks for motion pictures such as Cameron Crowe’s “Single’s” featuring Liv Tyler, & Denzel Washington’s film, “Virtuosity”. Dave is also an electronic artist, aka “Lo-Rez”, programing and producing Pop, Hip Hop, and EDM music.

Lee Caruso, Jr. is a Pittsburgh native and an alumnus of the Berklee College of Music in Boston. He is the lead singer and guitarist for Big Atlantic, a regional rock-and-roll act. Lee has shared the stage with international performers, including Sha Na Na, Richie Kotzen, Jeff Scott Soto and Tesla. A background in artist management landed him work with acts such as Hidden in Plain View. Lee has been working as a music entrepreneur since age 10, and recording and producing bands since he was 14, collaborating with various engineers, including Rob Freeman, a renowned Grammy nominee. Lee joined the Tonic team in 2019 and works with acts to develop their custom brands and sounds.