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Kees Grondstra

Kees Grondstra was appointed the Head Strength and Conditioning Coach position at Winthrop in June of 2025. He works directly with Men’s Basketball and Baseball and oversees the department of Strength and Conditioning in its effective operation. He comes to us from Northern Arizona University where he began as Graduate Assistant Strength and Conditioning Coach and finished as the Director of Olympic Sports Strength and Conditioning from 2021-2025.

Prior to NAU he was an intern at Rice University with the football program and interned for the Milwaukee Brewers Baseball Club.

Coach Grondstra holds his Master of Educational Leadership from Northern Arizona University and Bachelor of Science in Exercise Science from Springfield College. At Springfield College, Coach Grondstra was a member of Springfield College Football program.

Coach Grondstra is a Certified Strength and Conditioning Specialist (CSCS) through the National Strength and Conditioning Association (NSCA). He also holds certifications in FMS level 1 and is CPR/AED certified.