Mike Koziol concluded his 13th season as the head boys water polo coach at Germantown Academy in 2025.
In 2025, GA finished with an overall record of 20-9 and an Inter-Ac League record of 3-5. During the season, the Patriots finished as runners-up in Flight III of Beast of the East. The Patriots earned their first win over Haverford School since 2017, and finished third at Easterns -- the best finish since 2018.
In 2024, GA tied for second in the Inter-Ac with a 5-3 record and a 17-11 overall mark. Three student-athletes were named to the All-League Team, including Andrew Thompson '25, who finished his career as the all-time leading goal scorer in GA boys water polo history.
In 2023, GA finished second in the Inter-Ac with a 5-3 mark, and a 17-8 overall record. Three student-athletes were named to the All-League team.
The team finished with a 14-10 overall mark, and a 4-3 record against Inter-Academic Athletic League opponents in 2022. Three student-athletes were named to the All-League Team.
During the 2021 season, the Patriots went 11-13 overall and 3-5 in Inter-Ac League play. GA had two student athletes named to the All-League Team for 2021.
In a shortened season impacted by the COVID-19 pandemic, the 2020 Patriots went 1-5 overall (all Inter-Ac League opponents).
The 2019 Patriots went 9-11 overall and 3-3 in league play.
Koziol guided the Patriots to a 22-9 overall record in 2018, a personal best result. The team finished second in the Inter-Ac and third at Easterns. GA had four athletes earn All-League honors.
The Patriots compiled a 17-8-1 record in 2017. During the year, GA finished third at Easterns, their best finish since 2004. GA also defeated Penn Charter on GA-PC Day for back-to-back years for the first time since 2004-05. Three members of Koziol's 2017 team were selected as First Team All-Inter-Ac performers.
Koziol is an alumnus of Wissahickon High School where he was a key contributor to the most successful water polo class in school history, making the state tournament all four years, including a fourth place finish his senior year. He also swam while at Wissahickon.
After graduating from Wissahickon, Koziol attended DePaul University in Chicago, Illinois. While at DePaul, he coached a swim team and founded the water polo program at the High Ridge YMCA. Under Koziol's guidance, the water polo program tripled in size in three years and he coached the first player from a Chicago YMCA to be selected to the USA Water Polo Olympic Development program.
Updated: 11/11/25
