We are pleased to announce that five of our principals will be speaking at the upcoming California Lawyer’s Association 2025 Annual Meeting of the Tax Bar and Tax Policy Conference, November 12-14, 2025 at the Westin San Diego Bayview on the following key topics:
Sandra R. Brown
Immigration and Tax: Expatriation, Denaturalization, and Enforcement
Michel Stein
Don’t Be a Jerk: Civility in Tax Practice
Cory Stigile
Avoiding Conflicts and Other Ethical Issues
Sebastian Voth
Nuts and Bolts Bootcamp
Philipp Behrendt
AI and Tax
Click Here for More Information
Sandra R. Brown is a Principal of the law firm Hochman Salkin Toscher Perez P.C., where she specializes in criminal tax investigations, grand jury matters, litigation and appeals, as well as representing and advising taxpayers involved in complex and sophisticated civil tax controversies, including sensitive-issue audits and administrative appeals, as well as civil litigation. Prior to joining the firm, Ms. Brown served as the Acting United States Attorney, First Assistant United States Attorney; and Chief of the Tax Division in the Office of the U.S. Attorney, Central District of California.
During her 27 years as a trial lawyer, she personally handled over 2,000 tax cases on behalf of the United States. During her tenure with the government, Ms. Brown received the Internal Revenue Service Criminal Investigation Chief’s Award and the IRS’s Mitchell Rogovin National Outstanding Support of the Office of Chief Counsel Award, the highest recognitions awarded by the IRS to non-IRS employees.
Ms. Brown obtained her LL.M. in Taxation from the University of Denver, is a fellow of the American College of Tax Counsel, Vice-Chair of the ABA’s Section of Taxation’s Criminal and Civil Tax Penalties Committee, Co-Chair of the UCLA Tax Controversy Institute, Co-Chair of the ABA Criminal Tax Fraud and Tax Controversy Conference, an ABA Loretta Collins Argrett Fellowship Mentor, and is a frequent lecturer and author on tax controversy topics, including international compliance matters. Ms. Brown has been recognized as one of California’s top 100 leading women lawyers and most recently, the recipient of USD School of Law’s Richard Carpenter Excellence in Tax Award and honored at the California Lawyers Association Tax Bar and Tax Policy 2024 Toast to Women in Tax.
For more information, please contact Sandra R. Brown at brown@taxlitigator.com
Michel R. Stein is a nationally recognized tax attorney with nearly 30 years of experience in tax controversy and planning for individuals and business entities. He is widely respected for his ability to resolve complex and sensitive tax controversies before the Internal Revenue Service and the California Franchise Tax Board, including matters involving significant civil and criminal exposure, and is a trusted resource to clients and advisors navigating the most challenging areas of federal and state tax law. His commentary and insights have been featured in leading tax publications, webinars, and media outlets addressing emerging issues in tax enforcement and policy.
Mr. Stein has represented hundreds of clients in civil tax examinations, administrative appeals, and litigation before the U.S. Tax Court, U.S. District Courts, California Superior Court, and the U.S. Courts of Appeals. He routinely advises and defends clients in matters involving California Residency, Digital Assets and Cryptocurrency Investigations, High-Net-Worth Taxpayer Compliance and Examination, Domestic and International Tax Compliance, Voluntary Disclosures and Streamlined Filings, Challenges to Listed and Reportable Transactions, Partnership Tax and Audit Rules, Employment Tax and Worker Classification Issues, as well as tax controversies arising from Complex Real Estate and Business Transactions.
A sought-after speaker, Mr. Stein frequently lectures at national and regional conferences, including the UCLA Tax Controversy Institute, USC Tax Institute, NYU Tax Controversy Forum and the Florida Tax Institute, as well as programs for the ABA Tax Section and the California Lawyers Association. He began his legal career as an Attorney Advisor to Special Trial Judge Larry Nameroff of the U.S. Tax Court and is a Certified Specialist in Taxation Law by the State Bar of California.
For more information, please contact Michel Stein at stein@taxlitigator.com
Cory Stigile is a Principal at Hochman Salkin Toscher Perez P.C., who specializes in tax controversies as well as business and international tax. His representation includes federal and state tax controversy matters, including sensitive tax-related examinations and investigations for individuals, partnerships, limited liability companies, and corporations. His practice also includes complex civil tax examinations, administrative appeals and tax collection proceedings (where he is widely respected for achieving meaningful resolutions of difficult tax collection issues). He has litigated cases in the U.S. Tax Court, the U.S. District Court, the Court of Federal Claims and the 9th Circuit Court of Appeals.
Mr. Stigile is a Certified Specialist, Taxation Law, The State Bar of California, Board of Legal Specialization.
Mr. Stigile is also a CPA licensed in California. He is an active volunteer with CalCPA and the AICPA, and is the President of PADI Foundation.
For more information, please contact Cory Stigile at stigile@taxlitigator.com.
Sebastian Voth is a Principal at Hochman Salkin Toscher Perez P.C., specializing in tax investigations, litigation and appeals, and complex tax matters. Prior to entering private practice, Mr. Voth served for 15 years at the Internal Revenue Service including most recently as a Special Trial Attorney with the IRS Office of Chief Counsel’s Strategic Litigation Division leading trial teams in all phases of litigation before the Tax Court. During his tenure with the IRS, Mr. Voth served on the leadership team of the nationwide IRS Counsel mentoring program and mentored numerous IRS attorneys. He is the recipient of two Lucite Awards for significant Tax Court opinions and received a 2024 Special Act Award (Strategic Litigation), the 2023 Nationwide Innovator of the Year (LB&I), the 2022 Nationwide Special Trial Attorney of the Year (SB/SE), the 2017 U.S. Department of the Treasury Outstanding Litigator and the 2017 Nationwide Attorney of the Year (SB/SE). Serving as a Special Trial Attorney, Mr. Voth handled some of the IRS’s most significant and complex litigation matters.
For more information, please contact Sebastian Voth at voth@taxlitigator.com
Philipp Behrendt is an Associate at Hochman Salkin Toscher Perez P.C., licensed in California as well as in Germany and assists in advising clients in civil and criminal tax controversies as well as international money laundering investigations stemming from tax avoidance structures. He also focuses on the technical aspects involved in advising voluntary disclosures in connection with DeFis, NFTs, and other crypto assets. Philipp is a Liaison to the Young Lawyer Committee for the ABA Tax Section’s Civil and Criminal Tax Penalties Committee and served on the Beverly Hills Bar Association’s Barristers Board of Governors from 2022 to 2023. Philipp is the Chair of the Beverly Hills Bar Association’s Tax Section, a Liaison.
For more information, please contact Philipp Behrendt at behrendt@taxlitigator.com.