Varsity Boys Swimming & Diving

Coach Matt Cox '07 concluded his first year as Germantown Academy’s Director of Aquatics, overseeing the varsity boys and girls swimming and diving programs.

In 2025-26, the Patriots finished the season with a 6-1 overall record and finished second in the Inter-Ac League with a 3-1 mark. The Patriots finished second at the Inter-Ac Invitational. At Easterns Interscholastic Swimming & Diving Championships, Cox piloted the GA boys to a 4th place finish, improving upon the 7th place finish from 2024-25.

Cox brings nearly a decade of experience with the Germantown Academy Aquatic Club (GAAC), where he served as Head Age Group Coach and Senior Assistant, helping to grow the program from 25 to over 100 swimmers and maintaining retention rates above the national average. At GAAC, Cox established essential standards, progressions, and schedules for the age group program, created a weekly newsletter to keep families informed, and designed aquatics schedules that balanced swimming and diving, maximizing pool use. He also played a key role in developing student-athletes who broke 29 school records and contributed to multiple Inter-Ac League titles, as well as helping guide two teams to Easterns Championships combined team titles in 2022 and 2024.

Before returning to GA, Cox was Assistant Swimming Coach at Upper Merion Aquatic Club, where he instructed swimmers ages 6–18 on stroke mechanics and training techniques.

Cox is a member of Germantown Academy’s Hall of Fame as part of the 2004 Boys Water Polo team. He swam collegiately at Penn State, earning a bachelor’s degree in Kinesiology, and holds a Master of Education with a specialization in Counseling Psychology, focusing on Positive Coaching.

Updated: 2/18/26

Thomas Henninger '07 is the Head Diving Coach at his alma mater, Germantown Academy.

In 2025-26, Henninger helped GA to a 6-1 overall record and a 3-1 mark in the Inter-Ac League. Under Henninger's watch, Nash Salomon '28 finished the dual-meet season undefeated in the 1mtr Dive. Henninger's divers took the top two spots at the Inter-Ac Invitational, and placed second and eighth at Easterns Interscholastic Swimming & Diving Championships.

In 2024-25, Henninger helped the Patriots to an undefeated record and an Inter-Ac League championship for the fourth consecutive year. Nash Salomon '28 finished the season undefeated in the 1mtr Dive. At Easterns, GA divers finished 1st and 4th.

In 2023-24, the Patriots won the Inter-Ac with an undefeated record for the third straight season. Henninger helped three divers to top-five finishes at Easterns, led by a second-place result by Brendan Hodgens '24 (Georgetown). Hodgens and Gavin Zivitz '25 were named to the Inter-Ac All-League team.

In 2022-23, GA won the Inter-Ac League for back-to-back seasons. Henninger led two divers to top-five finishes at Easterns, including a second-place finish by Hodgens who was also an All-Inter-Ac performer.

After graduating in 2007, he competed for the University of California, Berkeley where he helped the Bears win the NCAA Division I Team Title in 2011. Tom's accomplishments include being a Junior Olympic and Senior National Qualifier, PAC 10 Finalist, GA Record Holder, NCAA Qualifier, Inter-Academic League Record Holder. Tom also has five years of Junior Olympic coaching experience (Centennial Diving) and has spent two summers working with John Wingfield (2008 Olympic Head Diving Coach) along with various Olympic, collegiate, and international coaches at Ripfest Diving Camp in Indiana. Tom is fully certified and safety trained through USA Diving, USA Swimming, American Red Cross, and Amateur Athletic Union.

Updated: 2/18/26