Who We Are
Expert Solutions for Lasting Partnerships
We’ve been providing high-level tax, accounting and advisory services to clients both locally and nationally for over 40 years. We provide expert tax, accounting, and advisory services tailored to your unique business’ needs. We believe in long-term partnership and proactive support. From compliance to strategic planning, our team offers pragmatic solutions in today’s complex business world.

Aaron Gitnick, CPA, MST
Aaron is a Director at Meridian Advisors and has spent his entire professional career in public accounting, starting in 2003. He has extensive experience providing high level strategic tax and advisory services to business owners and high net worth individuals from all backgrounds and industries, particularly those in real estate, professional services and online business enterprises. Aaron holds a bachelor’s degree in business administration from the University of California, Berkeley and a masters in taxation from Golden Gate University. Aaron enjoys a balanced and busy life outside the office, spending time with his family, traveling, rock climbing and playing guitar in his original funk band, Rat Soup.

Jennifer Haarmann
Jennifer is a tax accountant with more than 30 years of experience in public accounting. She has extensive experience in various industries, including but not limited to, entertainment, doctor groups and professional service companies. She received her Bachelor’s degree from Pepperdine University in 1995. She is currently a board of trustees with the Karsh Social Service Center, The Jewish Center for Justice and Wilshire Boulevard temple. Jennifer is a Los Angeles native and outside of work enjoys spending time with her family, watching sports and traveling the world. |

Lisa Corbett, CPA, CFE
Lisa is a CPA and a CFE with more than 14 years of experience in public accounting and joined Meridian Advisors in November 2024. She has extensive experience in taxation, compliance and consulting services for real estate partnerships and small businesses. She received her Bachelor’s Degree from California State University, Northridge in 2011. Outside of work Lisa enjoys travelling, spending time with family, volunteering and remodeling houses. |

Larry McGrane, CPA, MBA
Larry is a CPA with over 35 years of experience in public and private accounting and joined what is now Meridian Advisors in 1999. He has experience in auditing. financial reporting, individual, business and estate taxation. Larry is currently a member of the American Institute of CPAs (AICPA) and the California Society of CPAs. He received his bachelor’s degree in economics from the University of Texas and his master’s degree in accounting from North Texas State University. |

Mike Archer, CPA
Mike is a CPA and Certified Information Technology Professional (CITP) with over 35 years of experience in public accounting including owning and operating a large multi-office tax preparation firm. He joined Meridian Advisors in 2019 and is a member of the American Institute of CPAs (AICPA). He received his Bachelor’s Degree from William Jewell College in Liberty Missouri in 1980. Outside the office, Mike enjoys spending time with his spouse and his 2 dogs. Since 1999 Mike has volunteered with the American Red Cross and has assisted them responding to disasters throughout the United States. |

Nicole Afshari, EA, MST
Nicole is an Enrolled Agent working toward her CPA license. In 2018, she earned her Master’s Degree in the Science of Taxation from California State University, Northridge. During her time in the tax practice and public accounting, she developed expertise in tax controversy resolution, international tax, corporation, pass-through types of entities, and individual tax. Nicole became a member of Meridian Advisors (formerly known as Meepos and Company, CPAs) in January 2022. In her free time, Nicole loves to spend time with friends and family. She enjoys yoga, hiking, cooking, and traveling. She has a passion for arts, history, and humor. |

Allen Keshishi
Allen is a Senior Tax Advisor with seven years of experience in public accounting. He specializes in the preparation of individual and business tax returns, audit work, and the preparation of business licenses and property tax returns. Before transitioning to public accounting, Allen worked in private industry as a payroll specialist for a company with over 500 employees, where he monitored and audited timecards, reconciled payroll costs, and ensured compliance with labor regulations. He earned his Bachelor’s Degree in Accounting from California State University, Northridge (CSUN) in 2018. Allen is known for his attention to detail and expertise in tax compliance. Outside of work, he enjoys working out, going to the gym, and spending time with his family.
Jessica Romero
Information coming soon.

Ashley Leeds
Ashley is a Business Advisor with over a decade of accounting experience. She earned her Bachelor’s Degree in Economics from New York University in 2007 before becoming a hospitality manager with Hyatt Hotels. In 2013 she made the transition to accounting and joined Meepos & Company, CPA’s, first as an Administrator and quickly moved up to the role of Staff Accountant. Ashley specializes in bookkeeping and accounting services to clients in a variety of fields including medical groups and real estate, as well as preparation of compliance returns and other support services. Ashley was born and raised in Los Angeles and spent her summers in Marina Del Rey sailing with her grandparents. Outside of work she enjoys spending time with her family, frequent trips to Yosemite, reading, crafts, and volunteering at her children’s school.
Meridian Advisors is part of Platform Accounting Group, a next-gen accounting collective created to help boutique firms thrive in the 21st century.