Our Team

Our Team

John Chapra, MBA, MSBA, CFP®

John Chapra is a CERTIFIED FINANCIAL PLANNER™ (CFP®) professional. He has a Master of Science in Business Administration with an emphasis in Financial and Tax Planning from San Diego State University and an MBA with an emphasis in Finance from the University of San Diego. John entered the financial planning profession in 2005 while pursuing his MSBA, and in 2006, joined the Hillegas Advisory Services, Inc as a key support person and research associate.

Prior to entering the field of finance, John obtained a B.S. in Computer Science (UCSD, summa cum laude) as well as a B.A. in French with a minor in linguistics (SUNY Albany). He has worked for 23 years as a consulting software engineer designing and developing software products. He is also fluent in French and lived in France for four years while studying linguistics at the University of Nice and teaching English as a second language to senior citizens and university students.

John was drawn to financial planning because it allowed him to combine his interest in finance with his desire to interact with and help people. He especially enjoys working with individuals and families to help them define their financial goals and create sound, sensible plans to build and maintain wealth.


Selma Au Yin, MIB

Selma Au Yin joined Hillegas Advisory Services (HAS) in 1998. Ms. Au Yin received her master’s degree in international business (MIB) with a focus in finance from the University of San Diego and a bachelor’s degree in business administration. She is also a Level 3 candidate for the Chartered Financial Analyst (CFA) designation.  Her specialties include financial research and analysis, trading and compliance.  

In keeping with our “Integrating Life & Money” and “Family Wealth Management” themes (for clients and ourselves), HAS supports Selma’s integrated values of education, family and travel. She is actively engaged in her two children’s education, including 3 years of homeschool, and she  travels extensively to Hong Kong to spend time with family.  (HAS promotes workplace flexibility, with technology that enables all team members to work remotely). In her spare time, Selma volunteers as the co-leader to her daughter’s girl scout troop. She enjoys playing piano, attending her son’s swim meets, playing logic and strategy-based games, reading Chinese novels, and writing.


Marilynn Miller

Marilynn Miller works in Operations and Client Services for Hillegas Advisory Services.  Marilynn has a Business Administration degree from the University of Houston with an emphasis in Human Resources Management.  She worked for Stewart Title Guaranty Co in Houston, Texas for over 20 years, first as a manager of a large Accounts Receivable department and later as one of the Directors of their software development subsidiary.   After moving to San Diego in 2002 and taking a sabbatical to home-school her sons, she starting working part time for Hillegas Advisory Services in 2006.

Marilynn enjoys Bible study, reading, and doing projects with her husband around their home.  She also loves to travel back home to Texas several times a year to visit family and friends. 

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