Arvin is the eighth president of Keeneland Association and the first woman named to the position. She began practicing law in 2002 at the Lexington firm Stoll Keenon Ogden (SKO), where she represented Thoroughbred owners and industry organizations in Kentucky and around the world. As an SKO partner, in 2008 she began serving as corporate counsel to Keeneland, and she has been secretary and advisory member of Keeneland’s board of directors since 2015. 

Arvin serves on the board of directors of Stock Yards Bancorp and the National Museum of Racing and Hall of Fame, and is the Chairman of the National Thoroughbred Racing Association. She is a trustee of the Thoroughbred Owners and Breeders Association and is President of the Board of The Lexington School. She became a member of The Jockey Club in 2019 and a trustee of The Jockey Club Safety Net Foundation in 2021.