University of Oklahoma Athletics
Men's Basketball
Oppenheimer, Josh

Josh Oppenheimer
- Title:
- Assistant Coach
Josh Oppenheimer joined the Oklahoma men’s basketball staff as an assistant coach on Sept. 5, 2024.
Oppenheimer arrived in Norman with 15-plus years of NBA and NCAA DI experience, including time with the Milwaukee Bucks, Brooklyn Nets and Houston Rockets.
Oppenheimer most recently finished his second stint with the Bucks, serving as an assistant coach and aiding the team to the 2021 NBA championship and four Central Division titles. During his time in Milwaukee, he was responsible for player development and on-court coaching, including significant time dedicated to the development and maintenance of NBA All-Star and 2021 NBA Finals MVP Giannis Antetokounmpo, who finished second in the league in points per game twice during Oppenheimer's four-year run with the Bucks. In 2023-24, Antetokounmpo averaged 30.4 points, 11.5 rebounds and 6.5 assists in the regular season, finishing with 57 double-doubles and 10 triple-doubles in 73 regular season starts.
In 2022, Oppenheimer served as an assistant coach for the Greek men's national team for EuroBasket. Antetokounmpo, who Oppenheimer directly assisted in the preparation, finished as the top scorer at the tournament.
Before his second stint with Milwaukee, Oppenheimer served as an assistant coach at James Madison in 2019-20, developing All-CAA guard Matt Lewis and 1,000-point scorer Darius Burks.
He spent one season as an assistant coach for the Brooklyn Nets (2017-18) and Houston Rockets (2016-17) after his first stint with the Bucks, when he was as an assistant coach for three seasons.
Before his start in the NBA, Oppenheimer founded Excel Basketball in 2008, running the company for five years. He developed and conducted daily shooting, skill and conditioning workouts for NBA, WNBA, European and college basketball players, including Russell Westbrook, Paul George, Luol Deng, Joakim Noah and Ben Gordon.
While running Excel Basketball, he was the lead clinician at Nike Skills Academy for Girls (2009-14) and a player development and pre-draft skills trainer for Priority Sports & Entertainment (2008-13). Oppenheimer also worked with Deng and Gordon as a personal player development coach.
From 2005-07, he was the associate head coach at Kent State, helping guide the Golden Flashes to the 2006 MAC regular season and tournament championships and an appearance in the NCAA Tournament. Oppenheimer developed Deandre Haynes and Jay Youngblood, who earned MAC Player of the Year and first-team All-MAC accolades, respectively.
Before his time with the Golden Flashes, he spent three seasons (2002-05) as an assistant coach and recruiting coordinator at DePaul, helping the Blue Demons earn three postseason appearances and the 2004 Conference USA regular season championship.
From 2000-02, Oppenheimer was an assistant coach and recruiting coordinator at Delaware. He started his collegiate coaching career at Duquesne, serving as an assistant coach for the 1999-00 season.
Oppenheimer played collegiately at Rhode Island (1987-89) and Northern Arizona (1989-91). He played professionally in the USBL, NBA Summer League, CBA, Israel Premier Basketball League, Polish Premier League and EuroLeague, as well as on the United States Select Team.
Oppenheimer arrived in Norman with 15-plus years of NBA and NCAA DI experience, including time with the Milwaukee Bucks, Brooklyn Nets and Houston Rockets.
Oppenheimer most recently finished his second stint with the Bucks, serving as an assistant coach and aiding the team to the 2021 NBA championship and four Central Division titles. During his time in Milwaukee, he was responsible for player development and on-court coaching, including significant time dedicated to the development and maintenance of NBA All-Star and 2021 NBA Finals MVP Giannis Antetokounmpo, who finished second in the league in points per game twice during Oppenheimer's four-year run with the Bucks. In 2023-24, Antetokounmpo averaged 30.4 points, 11.5 rebounds and 6.5 assists in the regular season, finishing with 57 double-doubles and 10 triple-doubles in 73 regular season starts.
In 2022, Oppenheimer served as an assistant coach for the Greek men's national team for EuroBasket. Antetokounmpo, who Oppenheimer directly assisted in the preparation, finished as the top scorer at the tournament.
Before his second stint with Milwaukee, Oppenheimer served as an assistant coach at James Madison in 2019-20, developing All-CAA guard Matt Lewis and 1,000-point scorer Darius Burks.
He spent one season as an assistant coach for the Brooklyn Nets (2017-18) and Houston Rockets (2016-17) after his first stint with the Bucks, when he was as an assistant coach for three seasons.
Before his start in the NBA, Oppenheimer founded Excel Basketball in 2008, running the company for five years. He developed and conducted daily shooting, skill and conditioning workouts for NBA, WNBA, European and college basketball players, including Russell Westbrook, Paul George, Luol Deng, Joakim Noah and Ben Gordon.
While running Excel Basketball, he was the lead clinician at Nike Skills Academy for Girls (2009-14) and a player development and pre-draft skills trainer for Priority Sports & Entertainment (2008-13). Oppenheimer also worked with Deng and Gordon as a personal player development coach.
From 2005-07, he was the associate head coach at Kent State, helping guide the Golden Flashes to the 2006 MAC regular season and tournament championships and an appearance in the NCAA Tournament. Oppenheimer developed Deandre Haynes and Jay Youngblood, who earned MAC Player of the Year and first-team All-MAC accolades, respectively.
Before his time with the Golden Flashes, he spent three seasons (2002-05) as an assistant coach and recruiting coordinator at DePaul, helping the Blue Demons earn three postseason appearances and the 2004 Conference USA regular season championship.
From 2000-02, Oppenheimer was an assistant coach and recruiting coordinator at Delaware. He started his collegiate coaching career at Duquesne, serving as an assistant coach for the 1999-00 season.
Oppenheimer played collegiately at Rhode Island (1987-89) and Northern Arizona (1989-91). He played professionally in the USBL, NBA Summer League, CBA, Israel Premier Basketball League, Polish Premier League and EuroLeague, as well as on the United States Select Team.