Administrative Staff

Mr. Dave Mathwin has taught at Ad Fontes since 1998. He lives in Midland with his wife Linda and their three children, John, AJ, and Keris. In past years he taught a variety of subjects but now concentrates on teaching History at the Upper School. Mr. Mathwin's website, A Stick in the Mud, has his weekly overviews of his 8th-12th grade History classes, as well as book reviews and other articles.

Megan Allen is a proud mother of three current Ad Fontes students.  She’s married to a retired Navy test pilot and spent the last 20 years moving in support of his career and is happy to now call northern Virginia home.  She and her family enjoy getting out to explore the area while finding local coffee shops.  She is excited help guide prospective families in the application process of becoming apart of the Ad Fontes Academy community.

Ms. Ellie Houser graduated from Ad Fontes in 2019 and felt led to return and serve as a staff member. She loves working alongside her mom, Mimsie, as well as keeping tabs on her brother Max, a current senior at AFA. Along with working at AFA, Ellie studies school psychology at George Mason University and leads a Bible study with Cru, the on-campus Christian ministry. For fun, Ellie enjoys reading, photography, and playing hide-and-seek with her nephew.

Mrs. Debra Davis serves as the AFA Administrative Director and previously served as the Upper School Office Manager. She earned a Master of Arts degree in Audiology at the University of Tulsa, a Bachelor of Science degree in Pre-Speech and Hearing Disorders at Phillips University and an Associates degree in Nursing at Cameron University. Mrs. Davis worked eight years as a registered nurse caring for premature infants. She enjoys the sun, sand & surf, walking for exercise, reading, Precept Bible Study, is a soccer enthusiast, and homeschooled her son who graduated from Ad Fontes Academy in 2011. She and her [...]

Mrs. Julie Jeffrey is the business manager at Ad Fontes Academy. Prior to her time at AFA, she worked for a government contractor in human resources and accounting. Julie holds a bachelor's degree in Business Administration from California State University, Sacramento. Julie is married to Terry and has five children and five grandchildren.