John Kowalik

Gerey Johnson

John Kowalik: Owner | Engineer | Instructor
John Kowalik started US Audio in 1981 seeing a lack of technical tour support started US Audio. USAC. Supplies, Sound, Lighting, Stagecraft and production , and with a team from touring and studio professionals put 35th street on the map. John is Chair of USAudio Corp. And is working on the next event horizon. rehearsal for touring bands and companys. Including E.L.P. 38Special Kiss, Stix,The Muppet Co . Travlers insurance and many others . John toured mixed recorded and started J.P.Kowalik & Co. to design and install studios and comercial audio / video apps. In 1986 John opened 35th street studios in Chicago.

Gerey Johnson: Managing partner | Producer | Engineer | Instructor
Gerey manages the day to day operations for the 35th street studios' facility, is CEO of the parent corp. U.S. Audio and President of our pro services division. He has over 25 years pro experience as a record executive, producer, artist mananger, engineer and musician.

Brian Hammermeister: Engineer
Brian has been engineering at 35ths street studios for several years and his forte is working with and developing new bands and alternative rock.

Justin Zerza: Engineer | Instructor
Justin has been engineering with 35th street studios for 5 years. He's worked on projects for several national acts and numerous local releases. He also has extensive experience as a live sound production manager and engineer

Marlon "Solitaire" King: Producer | Engineer | Instructor
As a producer and engineer Marlon is our official hip hop track master. He holds a master certification in music production and technology from Berklee College of Music and is expertly versed in Pro Tools, Reason, Ableton Live and most popular DAWs

Rosie Jenkins: Project Coordinator | Production Manager
Recently joining our team from Denver with a background in financial analysis and music marketing, Rosie coordinates studio bookings, oversees projects and handles marketing for our Pro Services Divison.

Brian Hammermeister
Marlon King
Justin Zerza

Production Assistant

Rosarie Jenkins