Coach Austin Rivenbark is the Midfield Coordinator and Assistant Coach for Chaos Lacrosse Louisiana. He also coaches with the LA Jazz Summer Lacrosse Club program and Box Lacrosse program. Austin is currently a US Lacrosse Certified coach.

Austin is an alumni of North Shore Youth Lacrosse and Chaos HS Lacrosse programs. He was a Two-Year Team Captain for the Chaos Varsity Lacrosse team and was a Four-Year Varsity team member. Additionally, he was twice selected to the Gulf South Lacrosse League (GSLL) All-Star Attack line, earning his 1st Team All-Star selection during his Junior year and 1st Team All-Star Team Captain during his Senior Year.

Austin currently attends Southeastern Louisiana University and plays for the New Orleans Lacrosse Club (NOLC) as well as the New Orleans Mambo RBLL Senior A Box Lacrosse Club.