September was born and raised in the mountain community of Oakhurst, California. After graduating from high school she attended Merced Junior College and upon completion she received an Associate of Arts degree. She then transferred to California State University Fresno and began her journey to obtain an accounting degree. September graduated in December 2005 with a Bachelor of Science degree in Business Administration with a concentration in accounting. In 2012 September became a Certified Public Accountant in the State of California.
September is married to William Reeves and together they have two daughters. She played softball competitively in college and continues to play in local leagues. Her newest endeavor has been to take up cross-fit training.
Upon graduating in 2005, September started her public accounting career with Kemper CPA Group in January of 2006. Her experience with Kemper includes preparing individual, partnership, corporate and not-for-profit tax returns, as well as a broad range of areas in state and local taxation and payroll. She specializes in audit and assurance and has been responsible for supervising audits for a variety of not- for-profit organizations, employee benefit plans, and nonpublic companies. September completed the 2014 Emerging Leaders Certificate Program sponsored by CALCPA.