College - American University
Director of Athletic Development

Mark Grabow, author of The On Court 100 is currently in his 22nd season as theWarriors’director of athletic development, overseeing the team’s strength training, speed and power development, and on-court conditioning. In addition, he is responsible for the player’s functional rehabilitation programs during the season and he designs personalized conditioning programs for each player in the offseason.

As a specialist in “skill sport”performance since 1985, Grabow has trained elite athletes at the highest levels. Olympic medalists, NBA All-Stars, NCAA champions, College All-Americans, NFL and MLB players have all worked under the tutelage of one of the most dynamic and creative sports trainers in the country.

Grabow is the author and creator of The On-Court 100, a compilation of over 20 years of work done on the basketball floor that serves coaches from around the world on how to train players as a team, individually or in small groups. Mark has been a featured speaker at the Men’s European Basketball Championships, Women’s Final Four and has also trained the Canadian, Lithuanian and Japanese National Teams. Additionally, has his own website ,

Over the years Grabow has trained numerous touring tennis pros who have all reached the world’s top-10 at one point or another. Jennifer Capriati, Brad Gilbert, Mary Pierce, Aaron Krickstein, Andy Roddick, Andy Murray, Stanford’s NCAA champion men and women, the USTA’s Junior National Team and the Lawn Tennis Association of England have all worked under Mark.

For 18 years, Grabow served as the conditioning coach at Pete Newell’s Big Man Camp. He is a certified strength and conditioning specialist by the National Strength and Condition Association and a certified Level 1 coach by the U.S. Weightlifting Federation as well as a sportspeed/movement specialist.

A native of Patterson, New Jersey, Grabow graduated with a bachelor’s degree in psychology from American University inWashington D.C., and was inducted into the school’s athletic Hall of Fame in 1998. He earned eight varsity letters and was the captain of both his soccer and baseball teams. In soccer, Grabow was an All-South selection and was named the Middle Atlantic Conference’s MVP in 1973. He played professionally for theWashington Diplomats of the North American Soccer League from 1975-77 and also represented the United States in the Pan-American Games. Additionally, he was a competitive tri-athlete and has competed in the Hawaiian Ironman. Mark and his wife, Lori, have one son, Jesse (12).