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About Us

Shenk Tax & Accounting, Inc., is devoted to enhancing the efficiency of businesses. Our clients cover a wide range of industries throughout Los Angeles, Orange County, and nationally. Our goal is to provide a single-source solution for all of your financial and management consulting requirements.

Establishing a "partner style" relationship with the client allows for the free flow of information that is essential to successfully serve the client. The level of trust that our clients' place in us is something that we know has to be earned and maintained on a continuing basis, and is not to be taken lightly. We seek to establish and maintain long term relationships that are mutually rewarding.

We are committed to providing close, personal attention to our clients. We take pride in giving you the assurance that the personal assistance you receive comes from years of advanced training, technical experience, and financial acumen.

President Diane Shenk, Enrolled Agent

Diane Shenk has been working in private accounting and tax for over 25 years. Her experience working closely with clients and their tax and accounting needs has proven invaluable during her tenure working at a boutique CPA firm in Orange County. 

She's your Fractional CFO, your outside business management counsel, with years of experience over many industries. She works with your business to put into practice smart accounting practices, consistent tax guidance to manage your tax liabilities, and other consulting services.


Whether it be monthly financial statements and tax planning for your company, complicated multi-state personal tax returns, or how to minimize your personal tax liability, setting up and guidance on a new business entity, or overseeing the purchase or sale of your business she is your go-to!

Diane Shenk is a member of the California Society of Enrolled Agents and the National Association of Tax Preparers. 


Over the years Diane has volunteered her time and organizational skills to many community organizations, including Mater Dei High School, Orange County Boy Scouts of America, and other youth sports organizations in Orange County.

Let's work together.

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