Barefoot Fitness is a Spearfish-based strength and conditioning business founded in 2008 by Craig Weller. Its training philosophy centers on minimal but effective methods to build real strength and muscle, improve mobility, and support pain-free joint function. Drawing on Weller’s background in Special Operations Forces, the business emphasizes disciplined, efficient coaching focused on durability as much as performance. Its instructors include StrongFirst-certified coaches and licensed physical therapists, reflecting an approach grounded in both strength practice and movement expertise.