Annie St. Romain Gauthier is the Co-CEO at St. Romain Oil Company in Mansura, Louisiana. She is responsible for the company's finance and accounting, risk management, HR and strategic and culture development. A third-generation co-owner, she works with her 2 brothers and 300+ other team members to refuel & refresh the Louisiana communities where they operate. After vowing never to work for her family's business, she worked for the Louisiana Oil Marketers & Convenience Store Association (LOMCSA) for 3 years and fell in love with the industry. She joined th family business in 2005. She has since served in various leadership roles with LOMCSA, culminating with President in 2017. She earned her Master of Convenience certification from NACS in 2021. She has served on the NACS Board of Directors since 2018, serving as Chair of the Board in 2025-26.

Annie earned her BA in British history at LSU, then discovered that law school was not for her. She took a sabbatical after her first semester and never returned

Annie is a founding member of Corporate Works of Mercy Foundation, a private 501(c)3 focused on helping neighbors in need by living the biblical corporal works of mercy. Her purpose is to chart tomorrow's course from yesterday's lessons. She enjoys cooking, baking, reading, traveling and planning trips (especially to Britain, Ireland and France). Annie & high school sweetheart, Adam, live in their hometown of Mansura, LA, and are parents to 3 children: Samuel, Ellen and Henry.