Mark Eisert is the owner and lead disc jockey for Millennium Sound.  Mark has been involved in many events since founding the company in 1998.  Born and raised in Erie PA, he has entertained at over 500 weddings, 100 school dances, and many other events.  Believing in the philosophy "to whom much is given, much is expected", he feels strongly in giving back to his community and does so by donating his time to many organizations throughout the Erie County area.  The Adult Prom and 80s4AJO events are events that he and his team created and take pride in every year.

Mark is also a musician.  His love for music started at an early age as he played saxophone in the middle school band.  He continued his musical talents as a guitar, keyboard, and saxophone player as a member of Black Diamond, a 50/60's band that toured Erie county.  Mark also entertained with his cousin, Dave Eisert, in a group called Live with Dave and Mark Eisert.  They mostly played Jimmy Buffett and Zac Brown, Dave and Mark hit the outdoor bar scene during the summer months in Erie PA.  Mark is married with three children and lives in the Edinboro PA area.  He is a full-time business teacher in the Penncrest School District as a business & media teacher. Mark has a Master's in Special Education and Masters in Business Administration. He is also a councilman for the Borough of Edinboro.