Brittany was born and raised in Panama City. She attended Bay High School and continued to Auburn University. In 2011 upon graduating with a degree in Biosystems Engineering, with a concentration in Environmental Engineering, Brittany began her career as a project engineer for Preble-Rish, Inc.
Around the same time, she married Jay Trumbull. In 2016, she left Preble-Rish to start Anchor Consulting Engineering and Inspection in Panama City. Anchor CEI is a small project management and inspection company serving the panhandle. Brittany currently serves as the Vice President. In 2017, Brittany and Jay welcomed their first child, Merritt. In 2019, they welcomed their son, Tripp, and they are currently awaiting the birth of their third child.
She is active in her Church, First United Methodist. She currently serves on the FSU Panama City Development Board and the Gulf Coast Regional Medical Center Family and Children Advisory Board.