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Personalized Coaching for Your Health and Fitness Goals

Discover MossMuscle

  • Online Coaching

    Transform Your Body & Mind with Online Personalized Coaching Tailored to meet Your Fitness Goals

    Book Now

Fitness Experience

Learn more about the MossMuscle team

Stevin Tadei is a passionate fitness professional and entrepreneur dedicated to helping others discover their unique path to health and wellness.  A 2014 graduate of Eastern Oregon University with a B.S. in Exercise Science, Stevin has spent seven years as a forester and CrossFit enthusiast before pursuing his true calling in fitness.  Certified as a CrossFit Level 2 Coach, he began his CrossFit journey in 2016 and opened a thriving CrossFit gym in Astoria, Oregon in 2021.  As the founder of MossMuscle, a Pacific Northwest-inspired fitness brand, Stevin combines his expertise in strength training and exercise science with a heartfelt commitment to empowering clients.  Whether through CrossFit or other fitness pursuits, he guides individuals toward sustainable, passion-driven transformations.  Rooted in resilience and community, Stevin inspires other to embrace their journey with grit and purpose.

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Who We Help

We honor every athlete's journey, from those who can walk on their hands to those rediscovering their balance. Regardless of your fitness level, we believe in your ability to achieve success, no matter how big or small. We're here to support you every step of the way!

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