Keller Pro Audio

Keller Pro Audio provides FOH/MON mixing, on-site recording, and audio consulting for musicians, venues, and events across PA, NY, and TN. Founded by Brett Keller and Zach Helsinger—who met in Nashville, in Audio Production School and quickly connected over their shared standards and complementary styles—KPA brings over 15 years of combined experience to the stage. Subscribe for show footage, audio tips, and behind-the-scenes content.