About Stephan Mueller, CPA

Stephan Mueller, CPA was founded on the belief that every small business owner deserves accounting solutions that save time, reduce taxes, and make life easier. As your CPA firm, we promise to do the heavy lifting on the financial side of your business so you’re free to focus on running it. From bookkeeping, cash flow, and budgeting to money-saving tax strategies, we’ll be in your corner every step of the way to help control expenses and optimize profits so your business can be all you want it to be.

We've had the privilege of working with many amazing clients and would like you to be one of them. Call our California CPA firm now at 925-327-1100 or request your consultation online to discover what we can do for your business.

Stephan Mueller, CPA

Steve_Mueller.jpgAs the owner and founder, Stephan Mueller has helped many clients solve their tax and accounting problems. He performs income tax planning and preparation for individuals, partnerships, C and S Corporations, and fiduciaries.

Stephan has worked with clients in many industries and has specialized knowledge in the construction, real estate, printing, non-profit, healthcare, and manufacturing industries. Stephan is a native born Californian and proud of it. He graduated from U.C.L.A. and has over 25 years experience in public accounting.

He had worked in public accounting and as a controller for a printing company and a real estate developer before moving to New York. While there, he was employed for almost 15 years in public accounting as a senior manager and partner.

He happily moved back to California to be with his family in 2010.


  • American Institute of Certified Public Accountants
  • California Society of Certified Public Accountants