Nina Williams is a professional athlete and community leader. She serves as Board President at the American Alpine Club, a position she has held since 2024.

As a professional athlete, Williams has represented several notable brands. She has been a professional athlete for The North Face since 2019 and Black Diamond Equipment since 2015. Her previous endorsements include Gnarly Nutrition, from August 2013 to January 2023, and Native Eyewear, from August 2016 to January 2020.