The Ultimate Fighting Championship
) is an American mixed martial arts (MMA) promotion company based in Las Vegas, Nevada. It is owned and operated by Zuffa, LLC, a wholly owned subsidiary of Endeavor Group Holdings. It is the largest MMA promotion company in the world and has some of the highest-level fighters in the sport on its roster. It produces events worldwide that showcase twelve weight divisions and abides by the Unified Rules of Mixed Martial Arts. As of 2022, it has held over 600 events. Dana White has been its president since 2001. Under White's stewardship, it has grown into a globally popular multi-billion-dollar enterprise.