Saxon Birdsong is a graduate of the College of William & Mary. In 1979, he also attended Loyola College, where he earned an MBA in finance and accounting. Prior to that he served as a commissioned officer in the US Army Corps of Engineers for 4 years.

After college Saxon worked for First National Bank of MD for 12 years, managing their Cash Management and Trust & Investment operations. Following his banking career, he was a Senior Consulting Manager with the big-six accounting firm of Deloitte Haskins and Sells, responsible for the firm's Financial Services Industry consulting practice in the Boston and New York markets for 5 years.

Sax started a fee-only Financial Planning practice in Ellicott City in 1990, and is now one of two principals in Baltimore-Washington Financial Advisors, Inc., responsible for managing the firm and its investment activities. Saxon sits on the Board of Directors Consumer Credit Counseling Corporation, and chairs the Audit Committee.