BIERMAN, CPA - Key Persons


Alan Yudin

Job Titles:
  • Accounting Manager
Alan specializes in Sales Tax Audits, Payroll Tax Audits, Workers Compensation Insurance Audits, City Business Licenses, County Business Property Statements, QuickBooks and many other things that are needed just to be in business. On his off hours, Alan likes taking cruises, dancing and goes to Green Bay Packers games.

Ashlie Christy

Ashlie obtained her CPA license (no. 134008) shortly after completing a master's degree in accounting from University of Connecticut in 2015. She started her career in public accounting at a larger regional firm. Then, she was drawn to work with John Bierman in order to work on a more personal level with individuals and business entities to help solve their tax challenges. Ashlie is passionate about cooking-especially making bread. She can also be found spending time with her family in the outdoors, gardening and volunteering with youth groups.

Brianna Jackson

Job Titles:
  • Manager
Brianna has worked in public accounting since 2008 at a mid-sized firm in Long Beach, and joined John T. Bierman, AAC in 2017. She holds a Bachelor of Science in Business Administration with a focus in Accounting from California State University, Long Beach and specializes in tax compliance, planning, and consulting for partnerships, LLC's, Corporations, and high-net-worth individuals. When she is not at work, she enjoys spending time with her family, traveling to new places, binge-watching shows, or a watching a good movie.

Christina Foley

Job Titles:
  • Accountant
Christina graduated from the University of La Verne with a Bachelor of Science in Business Administration. She recently received her Associates Degree in Accounting and is excited to continue learning more about tax accounting. She is also Certified in QuickBooks and is a QBO advisor. Christina has worked for Bierman CPA in past years as an independent contractor helping with bookkeeping during the busy tax seasons and is now working in house. In her free time, she enjoys being involved with her daughter's activities, hanging out with her friends and fine dining.

John T. Bierman

John graduated from Loyola Marymount University in 1992 with a degree in Accounting. He received his CPA license (no. 69882) from the California State Board of Accountancy in 1995, and has full CPA privileges. Prior to starting his own firm, he worked for several local large firms. He is an Eagle Scout, and continues to actively participate with Boy Scouts of America. In the off season, he enjoys traveling, dirt and adventure bike riding, SCUBA diving and spending time with family. John T. Bierman CPA is a dynamic small boutique CPA Firm providing forward thinking support to all our clients. With over 20 years of tax and accounting experience, we build trusting relationships with our clients to execute the most effective strategies to help them achieve their goals.

Joseph Thor

Joseph graduated from Santa Clara University in 2009 with a bachelor's degree in finance. After beginning his career in business banking, Joseph transitioned to accounting and became a CPA (#150112) in April 2022. Joseph has experience in individual and business tax preparation and consulting, financial statement preparation, sales tax, and forensic accounting. Outside of work, Joseph can be found at Dodgers Stadium or the local golf course.

Josh Sowma

Josh graduated from Menlo College in 2018 with a bachelor's in Accounting and Finance. He received his CPA license with the state of California in April of 2022 and is continuing to educate himself to become the best CPA he can be. He has prior experience in tax relief, and bookkeeping, and has been in the industry for over 5 years. In his off time, he enjoys music production, stand-up comedy, and traveling with friends and family.

Luis Esquivel

Job Titles:
  • Senior Tax Manager
Luis graduated from California State University, Fullerton with a BS in Accounting in June of 1995, and achieved his CPA license (no. 96827) in 2007. He has been in public accounting for over 20 years, providing service in tax and financial statements. In his off time, he enjoys coaching a speed skating team in Orange, reading fantasy novels, watching soccer, traveling and spending time with his family.