From first-timers to elite athletes, Gripz Gym challenges you to move, climb, and push past your limits.
Functional Fitness for Everyone
Obstacle and ninja training is a dynamic form of functional fitness that combines strength, agility, coordination, and mental toughness. Inspired by the popular TV show American Ninja Warrior, this training style uses natural movement patterns that translate to real-world activities.
Unlike traditional gym workouts that often isolate specific muscles, obstacle training engages your entire body in compound movements. You'll climb, swing, balance, jump, and crawl through various challenges that build practical strength and athleticism.
Ninja and obstacle course racing are starting to get attention from the Olympics. The International Olympic Committee has recognized how quickly the sport is growing worldwide and the athletic challenge it brings. That recognition shows that ninja isn’t just for fun, it’s a legitimate competitive sport that takes real training, strength, and focus.
Whether you're into martial arts, climbing, running, or team sports, ninja training complements every athletic pursuit. It develops the core strength, grip strength, and movement efficiency that enhances performance in any discipline.
Great for All Ages: From kids building foundational movement skills to adults looking to reclaim their athleticism, obstacle training scales to every fitness level and provides a fun alternative to traditional exercise.
Our expert team brings years of experience in ninja training, fitness, and competition
Therese is an owner with extensive experience as a personal training and fitness enthusiate. Ryan is an owner with over 10 years of experience in ninja training and competition. Passionate about helping athletes of all levels achieve their goals while having fun.
Started at Gripz in 2021, and has been loving it since! Coach Ardie is the curator of our "Tutorial Tuesday" series on YouTube, Facebook, and Instagram! He's an avid spartan race athlete with 3 Trifectas in 2025 alone! Coach Ardie's philosophy has always been "perseverance"! Always push yourself to work harder so you can reach your goals!
Father of twins, CEO of Detroit Protein Bar. With over 15 years as a strength and conditioning coach and nearly a decade dedicated to obstacle course racing, Dave thrives on pushing limits both for himself and others. When he's not working, he loves spending quality time with friends and family, staying active through trail running, biking, or trying out new rock climbing adventures. Fitness isn't just a passion it's how he connects and find balance in life.
Facts: 10+ years coaching experience, 7+ years as a competitive Ninja Warrior, Army Veteran, UofM Grad
Position: Team coach, Strength and conditioning coach, Homeschool and kids' class instructor
Qualifications: Crossfit L1 coach, Strength and Conditioning certified, Adaptive Sports certified
Hobbies: Photography, hiking, traveling, woodworking
"I coach because I love helping and watching others see their potential and reach their goals"
Coaching philosophy: Meet every individual where they are and guide them with knowledge and compassion.
Quotes:
"Embrace your mistakes and failures; they are essential for growth and success" (unknown)
"Work hard, but have fun while doing it!"
Ariel brings a warm, energetic, and encouraging presence to every class. With a professional background in early childhood development, she focuses on building confidence, coordination, and joyful movement—helping kids discover what their bodies can do while feeling supported every step of the way.
Outside of Gripz, Ariel teaches preschool and is passionate about emotional regulation, independence, and whole-child growth. Her favorite moments in the gym are when kids surprise themselves—especially when they hit the warped wall for the first time.
Philip is a 3-time American Ninja Warrior competitor and has been coaching for 6 years! He works with the 13+ team.