Our Team

Michael Fiscus, Esq.

Tax Attorney

With an illustrious career spanning 26 years, Michael Fiscus stands as a seasoned Licensed Attorney specializing in the intricate realms of Taxation, Individual Tax, Business Tax, and Business Entities. His wealth of experience has been honed through pivotal roles with distinguished clients, including but not
limited to Kellogg & Andelson, CPAs, Vuoso, Pielago, Spranza & Associates, CPAs, Gayton, Baumblatt & Levan, CPAs, John Q. Rogers, Tax Attorney & CPA, Defense Tax Group, LLC, Tax Act/Blucora, Inc., Tax Network USA, Inc, Lifeback Tax, Urgent Tax Help, Inc., and numerous others.
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Ana Kukura

Tax Attorney

Ana Kukura is a Controversy Tax Attorney. She is California State licensed. She is also licensed with the US Tax Court. She has been working in the tax controversy area since 2018. She accomplished obtaining her Tax LLM from Loyola Marymount University in 2023, graduating at the top of her class with a High Distinctions GPA. She was also awarded First Honors by Harvard graduate professor at Loyola Marymount, Theodore Seto, when she obtained the highest grade in his class. Read More

CJ Whisnant

Tax Attorney

CJ is an accomplished and dedicated young lawyer committed to fighting for the best resolution on behalf of his clients. Graduating from Seattle University School of Law, CJ honed his skills and gained invaluable exposure advocating before the IRS as a student attorney at the Western Washington Low-Income Tax Clinic.
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Sun Joon (Andrew) Kim

Enrolled Agent

Sun Joon Kim, an Enrolled Agent dedicated to assisting taxpayers in navigating and resolving complex tax issues, holds a degree in political science from the University of California, San Diego. Initially drawn to the legal profession for its potential to positively impact lives, Sun Joon gained valuable experience at the Korean Resource Center, addressing immigration issues such as illegal visas and deportation concerns. Seeking to broaden his legal expertise, he earned a paralegal certificate from Cal State Los Angeles and worked in a contract law firm, specializing in drafting contracts and legal briefs integral to litigation.
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Sabih (Jason) Shafi

Enrolled Agent

Experienced Tax Associate with a demonstrated history of working in the accounting industry. Skilled in Tax Preparation, Tax Dispute Resolution, Income Tax, International Tax and Corporate Tax. Strong accounting professional with a Bachelor’s degree focused in Business Administration and Management, General from  California State University, Fullerton.

Kurt Trinh

Enrolled Agent

Kurt brings a decade of expertise to tax resolution and preparation, combining a strong educational foundation with a Bachelor’s in Accounting from Cal State Dominguez Hills. His passion for making a positive difference in his clients’ lives drives his approach to each case. Kurt believes in thoroughly understanding every detail of a case, as if his own financial well-being depended on it, ensuring no stone is left unturned in achieving the best outcome for his clients. Known for his meticulous attention to detail and commitment to excellence, Kurt is a trusted advocate in tax resolution and preparation, dedicated to delivering results and peace of mind.

Kenneth Donckels

CPA

Ken is a Certified Public Accountant (CPA) with nearly 20 years of experience in tax preparation and review within corporate finance organizations and public accounting firms. He specializes in a wide range of tax filers, including individuals, partnerships, and S- and C-corporations, and has worked with tax professionals from both legal and financial backgrounds across various industries.

Ken holds a bachelor’s degree in accounting from California Lutheran University and a degree in economics from Sonoma State University. His previous roles include positions at Grant Thornton, Baker Tilly, Tutor Perini Corporation, and The Walt Disney Company.

Ken excels in communicating complex tax regulations and conducting thorough research on taxation issues for clients. He has extensive experience resolving compliance matters related to multi-tiered partnerships and business startups.

Rassa Ebrahim

Tax Attorney

Rassa Ebrahim is a dedicated tax attorney licensed in California, bringing a unique blend of expertise to Tax Network USA. Rassa earned his J.D. from UC Davis School of Law, where he participated in a student exchange program at Paris Nanterre University (Paris 10), focusing on international and European Union law. He honed his tax and estate planning knowledge by completing his LL.M. in International Tax and Estate Planning from UCLA School of Law, in May 2024.

At Tax Network USA, Rassa focuses on IRS resolution strategy, estate planning, international tax, and cryptocurrency tax matters. He is fluent in English and French and conversant in Italian, Persian, and Spanish, which enhances his ability to serve a diverse clientele. Outside of work, Rassa enjoys swimming, surfing, beach volleyball, traveling, reading, writing, and socializing with friends.

James Nguyen

Tax Attorney

James is a Tax Attorney licensed by the California State Bar. He has experience handling matters before the Internal Revenue Service, California Franchise Tax Board, and various state taxing agencies. James is dedicated to providing strategic advice and achieving the most advantageous results for his clients.

James received his J.D. and Tax LL.M from Loyola Law School Los Angeles. During law school, James externed for the US Attorney's Office, Tax Division and was a student attorney in the Sales and Use Tax Clinic.

Ellen Ayvazian

Enrolled Agent

Ellen graduated from California State University, Northridge (CSUN) with a degree in Accounting and has over 10 years of experience as an Accounting Manager. In that role, she focused on reviewing monthly financial statements and managing various financial accounting tasks. After noticing that many taxpayers struggle to understand tax laws, she decided to pursue the next step in her career and became an Enrolled Agent at the end of 2022. Since then, Ellen’s been dedicated to helping people with their tax needs. Ellen is also fluent in three languages (Farsi, Armenian and English) which allows her to effectively communicate and assist a diverse range of clients.

Fred De Catur

Enrolled Agent

Fred began his career in 1986 with the U.S. Attorney’s Office Central District of California. Working closely with the Internal Revenue Service on Grand Jury cases. Fred was later assigned to the Internal Revenue Service Examination Division’s Fraud Group. Later in 1992, Fred was assigned to the IRS Criminal Investigation Division (CID), West Los Angeles office, as a Tax Fraud Investigative Aide (TFIA).

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