Welcome to Grit to Greatness Performance, your destination for elite-level coaching rooted in science and built for real results. Based in Woodland Park, Colorado, we help clients of all backgrounds tap into their full potential through customized strength and performance training. With expert guidance from owner and head coach Justin Collen, every program is tailored to you and backed by years of education, hands-on experience, and a passion for progress that never settles.

We don’t do cookie-cutter plans or one-size-fits-all advice. Here, your goals, physiology, and lifestyle shape the blueprint. Justin brings a powerful mix of academic knowledge, competitive strongman experience, and functional nutrition expertise to every session and plan. Whether you're training in person or online, you'll get a fully monitored and adaptable program designed to push limits safely and effectively. This is where grit meets strategy and hard work becomes greatness.