Harvey Jansen, CPA has served Tucson and Southern Arizona for over thirty years. He works closely with individuals and business owners in the areas of income tax and estate planning, tax preparation, business consulting and financial statement preparation. He also provides tax and accounting services to a variety of non profit organizations and specialized tax services for clergy.
Harvey is the managing member of Jansen & DeFoor CPAs, PLLC. His community interests include fund raising for the Send a Kid to Camp Program, directing a church choir and assisting Liberian refugees in the area. He has also been instrumental in the development of Desert Christian Schools in Tucson.

Born in Ohio, and transplanted to Tucson in 1957, Martha attended elementary school through college in Tucson, Arizona.
She attended Pima Community College while working full time, eventually transferring to the University of Arizona to complete her undergraduate work.
Martha’s work experience includes both public accounting and work in industry. In public accounting, she has worked with small, closely-held businesses, providing both compiled and reviewed financial statements as well as income tax preparation. Martha has also provided income tax preparation and planning for individuals.
Martha graduated summa cum laude from the U of A in May of 1991 with a double degree in accounting and finance. Professional affiliations include the American Society of Certified Public Accountants and the Arizona Society of Certified Public Accountants.