Brian Mueller, MAcc, EA, CPA


Brian Mueller, MAcc, EA, CPA is the founding partner of Mueller & Associates and its affiliate firm, Mueller 2020 - Business Advisors. Brian was born in Buenos Aires, Argentina to a family of Eastern European origin. He moved to the United States by himself at age 18 to pursue the American Dream, with just a few hundred dollars in his wallet, his beloved Fender Stratocaster electric guitar, and a set of old golf clubs. He left his family and friends to come to the land of opportunity and make his dreams come true, working full-time to get himself through six years of school, while also playing Texas Blues music every single weekend of his undergraduate and graduate life. The rest, as they say, is history!

Areas of Practice and Expertise

With over 13 years of federal and state tax compliance, tax planning, accounting, and advisory experience, as well as significant international tax exposure throughout engagements in Europe and South America; Mr. Mueller has served thousands of individuals and business entities in all U.S. 50 states and 41 countries abroad. A dual credentialed Certified Public Accountant (CPA) and IRS-licensed Enrolled Agent (EA), accounting professor, and tax litigator, Mr. Mueller has been exposed to a diverse array of industries throughout his career, including healthcare, real estate, construction, manufacturing, wholesale distribution, oil and gas, energy, farming and agriculture, information technology, professional services, consulting, entertainment, restaurants, retail, and many others. His areas of expertise also include substantial domestic tax litigation and controversy engagements, where he obtained numerous favorable Tax Court decisions while representing clients before the IRS at multiple trial locations, including San Antonio, Seattle, Oklahoma City, and Little Rock. Mr. Mueller has also successfully operated in the support litigation arena, having been deposed as an expert witness in prior occasions, and being instrumental in helping counsel obtain multimillion dollar settlements on behalf of their clients. 

Mr. Mueller completed his tax internship and apprentice at the prestigious CPA firm Maxwell, Locke & Ritter, LLP, worked for a local CPA firm in the Austin area, and then transitioned to spend over five years as a Partner at a tax advisory firm in Austin, Texas and Zurich, Switzerland before becoming the founding partner of Mueller & Associates, CPAs and its affiliate firm, Mueller 2020 - Business Advisors.

Committed to the Profession, Dedicated to the Community

In addition to his role as Partner at Mueller & Associates, CPAs Mr. Mueller is also very active in the accounting profession via multiple director-level roles at the Texas Society of CPAs (Austin Chapter and Statewide Chapters). Mr. Mueller is also involved in academia, as he serves as an accounting professor at the MBA Program at Concordia University in Austin. Mr. Mueller is a frequent lecturer and continuing professional education (CPE) instructor on diverse topics, including Advanced Tax Planning and International Tax Compliance. In addition, Mr. Mueller serves as a member of the Austin Community College Accounting Advisory Board, where he mentors accounting students and is also a frequent guest speaker at local universities in the Austin area, where he lectures up-and-coming CPAs. Mr. Mueller also finds time to serve the Central Texas community, as he is a financial member of the Board of Directors for TexHealth Central Texas, a non-profit organization that helps Texas’ small businesses provide affordable health insurance for their employees and families.