Brett Doyle

Brett Doyle is a marketing professional with extensive experience in growth marketing and strategy, particularly in the digital health and healthcare sectors. Currently serving as Principal at Growth Vanguard since December 2024, Brett specializes in direct-to-consumer marketing consultancy. Prior to this role, Brett was the Director of Lifecycle Marketing at Talkiatry, focusing on new patient growth and retention. As the Founder of Customer Forge from September 2014 to November 2022, Brett provided growth marketing consulting for various startups and companies across sectors including HealthTech and Ecommerce. Additional roles include Head of CRM at GasBuddy, Sr. Manager of Customer Marketing at Drizly, and Sr. Retention Marketing Manager at Karmaloop.com, showcasing a strong background in user retention and marketing strategy. Brett holds a Bachelor of Science in Marketing from Johnson & Wales University and completed additional education at General Assembly in 2019.