Rio Guerrero

Rio Guerrero

Founding Principal



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Attorney Rio Guerrero is renowned for over two decades of successfully representing companies, organizations, and individuals with complicated U.S. visa, work permit, and green card matters. In particular, he is respected for achieving creative solutions for profoundly complex immigration cases. He is dedicated to meticulously analyzing each unique case, designing the best strategy and diligently partnering with his clients to achieve their solutions. He understands that reducing risk and costs to clients is particularly important. Moreover, with over 21 years of success, he knows that ease of communication with his clients, and vigilant monitoring and re-evaluation of cases, is integral to achieving everyone’s goals.

The National Asian Pacific American Bar Association (NAPABA) has presented Attorney Guerrero with the coveted “Best Lawyers” national award. He was selected among distinguished attorneys nationwide for his long and outstanding record of success representing corporate and individual clients in matters involving U.S. immigration law. Also, Attorney Guerrero has received the “Contributions to Excellence” award from the Filipino-American National Historical Society (FANHS), recognizing his national success as a Filipino-American attorney and his commitment to the preservation and promotion of Filipino-American history and culture.

Deeply involved in all facets of immigration law, Attorney Guerrero is an active member of the American Immigration Lawyers Association (AILA), where he has served on the National Committee on Health Care Professionals. He founded and served for many years as Co-Chair of the Asian American Bar Association of New York (AABANY) Immigration and Nationality Law Committee. He has served as a member of the Corporate Immigration Committee and the U.S. Department of Labor Committee for the AILA-New York Chapter.

A distinguished Edward V. Sparer Fellow of Brooklyn Law School, Attorney Guerrero also holds one baccalaureate degree in Economics and a second in International Studies as a Dean’s Scholar of The American University of Washington D.C.

Since 2007, he has taught as an Adjunct Professor of Immigration Law at the City University of New York – School of Professional Studies. He has also taught as a guest lecturer on Corporate Immigration Law at Columbia Law School in New York and at Rutgers Law School in New Jersey. A sought-after speaker in his field, he frequently lectures at continuing legal education seminars and other pro bono events as well.


Brooklyn Law School | J.D., 1998

The American University of Washington D.C. | B.A., Economics, and B.A. International Studies, 1994


Listed in Super Lawyers, 2020-2022

Listed in Best Lawyers, 2020-2023

Distinguished Alumni Award, Brooklyn Law School – APALSA, 2013

Best Lawyers Award, National Asian Pacific American Bar Association, 2012

Contributions to Excellence Award, Filipino-American National Historical Society, 2012


Bar Admissions: New York (since 1999), New Jersey (since 1999)

Court Admissions: U.S. District Court for the Southern District of New York, U.S. District Court for the Eastern District of New York, U.S. District Court for New Jersey


American Immigration Lawyers Association (AILA), former Co-Chair of Health Care Professionals Committee (AILA National), former Co-Chair of Corporate Immigration Committee and U.S. Department of Labor Committee (AILA-NY Chapter)

National Asian Pacific American Bar Association, former Co-Chair of Immigration Committee

Filipino American Lawyers Association of New York, Inaugural President

Asian American Bar Association of New York, Inaugural Chair of Immigration and Nationality Law Committee

National Filipino American Lawyers Association, Founding Member

American Bar Association