Mary is entering her third season as head coach of the women's lacrosse team. The Bears women’s lacrosse program was elevated from club status for the 2014 season and compete at the Division III level in the New England Women’s and Men’s Athletic Conference (NEWMAC).
In her first two years, Heneberry has compiled a record of 15-20 the programs most successful year in 2018. In only the team's fourth year at the varsity level, Heneberry led the Bears to their first NEWMAC regular season win, first winning season (12-7), first NEWMAC Tournament appearance and first NEWMAC tournament win. She was named 2018 NEWMAC Coach of the Year and oversaw the program's first conference rookie of the year (Brenna Farrington) and first five All-NEWMAC team members (Farrington, Daria McKenna, Haley Howard, Haley McCue and Leah Llewellyn).
Before becoming the Coast Guard women's lacrosse head coach, Heneberry served as the first assistant and professor of physical education at Washington & Lee since 2012 helping the Generals win four Old Dominion Athletic Conference (ODAC) championships and reach two NCAA Regional Finals in 2014 and 2015. She was a member of the ODAC coaching staff of the year in 2013 and served as fall season interim head coach in 2012 and 2015.
She played college lacrosse at Division I Loyola University Maryland, earning Big East second team all-conference honors and was an all-tournament team selection in her senior season (2011). The Greyhounds were also Big East Tournament champions and made it to the NCAA quarterfinals in 2011.
After she graduated, Heneberry was an intern and contributing writer for Inside Lacrosse Magazine, specifically ILWomen.com, from 2011-12 where she was responsible for weekly features on women's lacrosse, promotion of women's lacrosse and live game coverage.
From 2010-2012, Heneberry served as Assistant Director of the Diamond's Lacrosse Club in Baltimore, Maryland. She was responsible for promotion, recruitment and coaching of the club's six teams.
Heneberry then went on to partner with Casey Powell, four-time All-American, Division I Most Outstanding Player and Major League Lacrosse MVP, to run his spring break clinic series at ESPN Wide World of Sports at Disney in 2012.
On top of partnering with Powell, Heneberry served as varsity girl's lacrosse coach and assistant to the director of lacrosse at St. Andrew's School in Boca Raton, Florida from January to May of 2012.
Since 2013, Heneberry has served on the Intercollegiate Women's Lacrosse Coaches Association (IWLCA) convention planning committee. She contributes in organizing all facets of the annual IWLCA Convention for the coaches of the 513 NCAA women's lacrosse teams: plan four-day event itinerary, facilitate meeting and coaches panels and helped initiate and manage the first IWLCA rule change scrimmage.
In the summer of 2017, Heneberry played for the Boston Storm in the United Women's Lacrosse League.