About Mammoth Gym Supply Mammoth Gym Supply is your one-stop solution for launching, expanding, or upgrading your gym. Since 1987, we've helped gym owners across the U.S. access top-tier commercial fitness equipment at unbeatable prices. Whether you're opening a 24-hour gym, boutique studio, or hardcore training facility, our expert team guides you every step of the way—from layout design and equipment financing to flooring, software, and turnkey gym packages. We supply selectorized machines, free weights, cardio equipment, rubber gym flooring, multi-gyms, A-Z Training, No Franchise Fees, No Royalties, No huge start-up costs, and more—all backed by decades of industry experience. Mammoth Gym Supply also offers full consulting on how to open a gym with little to no money down.