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About Us

About Our Firm

Mayumi K. Lewis, PC has been providing quality, personalized financial guidance to individuals and businesses since 2005. Our expertise ranges from basic accounting services and tax preparation to more in-depth services such as litigation assistance and trustee services.  Our firm services clients in various states including Arizona, California, Idaho and Washington.

As a licensed CPA since 1998 and a former manager at Arthur Andersen LLP, Mayumi K. Lewis has extensive experience in initial public offerings, audits, reviews, and financial statement compilation.  This combined with her experience as a director of finance for a Fortune 500 company and the owner-practitioner of a local CPA firm allows Mayumi to provide sound solutions to a wide range of accounting and tax issues.

With our expertise, experience and commitment to client service, we assure that every client receives the close analysis and attention they deserve. Our dedication to high standards, professionalism, and work ethic is the reason our client base returns year after year.

Our Mission

Our mission is to provide timely, sound solutions to  our clients’ present needs, while taking a proactive approach to achieve their future objectives. This requires open communication to reach an understanding of the clients' needs as well as staying abreast of changes in accounting and tax regulations. Mayumi K. Lewis, PC is dedicated to meeting these goals with high standards of excellence and professionalism. We have been a trusted advisor to our clients for years, and pride ourselves on the level of esteem we have earned.

Our dedication to hard work has earned the respect of the business and financial communities we serve. We believe this to be a direct derivative of our talent and responsiveness to our client base. Whether you are a current or prospective client, rest assured that you will receive competent and timely advice.