California, Mexico and the U.S. Supreme Court
Active member of the State Bar of California, Bar No. 337042. Licensed to practice law in Mexico and admitted to practice before the Supreme Court of the United States.
Verify California status →Founder & international tax counsel
Andrea
Cisneros
Valdez
Esq., LL.M. — admitted in California and Mexico, and before the U.S. Supreme Court
Clarity begins with understanding the full international context of a decision.
01 — Profile
A practice shaped by international work across regions, legal systems and professional forums.
Andrea Cisneros Valdez is the founding attorney of ACV Tax Law. Her practice focuses on international tax planning, structuring, compliance and controversy for individuals, families, businesses and investors navigating decisions across jurisdictions.
With more than fifteen years of international tax experience, Andrea has advised clients and worked on matters spanning the Middle East, Asia, Europe, North America and South America. That breadth reflects practical experience across jurisdictions and an ability to translate complex cross-border tax rules into clear, actionable advice.
Andrea also contributes as a speaker, moderator and organizer at international professional and academic forums. Whether advising or speaking, she brings technical depth, a global perspective and a direct, highly personal approach.
02 — Experience
International fluency, grounded in rigorous tax analysis.
University of San Diego School of Law
Master of Laws with a concentration in taxation.
Universidad de las Américas Puebla
Legal education and specialized postgraduate study in Mexican tax law.
Speaking, moderation and forum leadership
Speaker, moderator and organizer at professional and academic forums worldwide, addressing international taxation, tax administration and cross-border regulatory developments. Andrea has also taught international tax as an adjunct professor.
15+
03 — Perspective
Years of experience connecting technical rules to real decisions.
International tax work demands precision, but it also demands judgment: which questions to ask, which risks matter most, how different rules interact and how to make the advice usable. Andrea’s role is to make that complexity understandable without oversimplifying it.
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International decisions deserve an international tax perspective.
For a preliminary inquiry, you may contact the firm by email or telephone. Until ACV confirms a professional relationship, please do not send confidential or sensitive information or documents.
Telephone+1 (619) 616-9460
Sending an inquiry does not create an attorney-client relationship. Representation begins only through written confirmation and remains subject to a conflicts review.
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