Prior to Charleston, Brendan O'neill grew up in the greater Philadelphia area playing club lacrosse for the Duke's LC and Mesa Fresh LC. 

Brendan attended The Haverford School and was a member of the varsity lacrosse team, assisting them to a four-year record of 82-15, earning three Inter-AC Championships. In 2015 during his junior campaign, he was a member of the number one ranked HS team in the nation helping them to an overall record of 26-0. 

After The Haverford School, he went on to attend Johns Hopkins University where he was a valued member of the Varsity Lacrosse Program under coach Dave Pietramala and Bobby Benson. 

Brendan has now lived in Charleston for three years and intends to share he plethora of knowledge with the youth community.