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also known as Kostiv Cardinal, Kostiv Cardinal International Group
Petro Richard Kostiv, Esq., originally from Ukraine, arrived in the United States at the age of 18 to build a career that today distinguishes him as a leading figure in immigration law. An experienced traveler, he has visited more than 150 countries—an experience that has enabled him to master five languages—English, Spanish, Portuguese, Russian, and Ukrainian—and develop a deep intercultural awareness. This global perspective enriches his ability to advise on and resolve complex legal matters related to international business.
Specializing in the representation of foreign companies seeking to establish themselves in the United States, Petro offers innovative, results-driven legal strategies. He holds a Juris Doctor from the University of Michigan and is accredited by the State Bar of California and the United States District Court for the Central District of California.
His distinguished career includes leadership roles such as serving as President of the Ukrainian-American Bar Association, as well as creating and teaching a law course at the Kyiv University of Law. He is widely recognized for his extensive experience in immigration matters.
A passionate aviation enthusiast, Petro is also a long-distance flight pilot. In addition, he maintains a strong commitment to social responsibility, supporting various charitable initiatives around the world, including an orphanage in Tanzania.
The multifaceted career and philanthropic spirit of Petro Richard Kostiv establish him as an exemplary professional whose work combines legal excellence, international vision, and a dedication to community service.
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Practice Areas
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Chat withState: District of Columbia
Acquired: 2015
State: California
Acquired: 2012
Lawyer disciplined by state licensing authority in 2025
3250 Wilshire Blvd Ste 1600, Los Angeles, CA, 90010-2212
1200 Brickell Ave.,, Suite 1440, Miami, FL, 33131
331 Client Reviews
Showing 111 - 115 of 115 reviews | Practice Area Knowledge
Posted by Diana Paola | October 24, 2019 | Hired Attorney | Immigration
very good person
Petro you are a great lawyer and a very good person. Thank you for helping us in the case of a family petition for my mother. I will recommend them to all people for being a great law firm.
Posted by André López | September 18, 2019 | Hired Attorney | Asylum
Caso de asilo
Estoy muy agradecido con ellos por el trato que me dieron en mi caso de asilo, gracias a estas personas pude ganarlo y finalmente quedarme en los estados unidos, Se les agradece mucho.
Posted by José Arevalo | September 03, 2019 | Hired Attorney | Immigration
Petition case
Excellent service, from the best lawyers in Los Angeles ... he helped me with my family petition case, thanks to him, now my family is here again in the United States
Posted by Andrea Linares | June 07, 2019 | Hired Attorney | Immigration
My experience with Kostiv and Associates
My experience with Kostiv and Associates was the best, all the people who work there are professional, friendly and responsible, they are interested in obtaining the best results in the immigration cases of their clients, I recommend them.
Posted by Raul Márquez | June 07, 2019 | Hired Attorney | Immigration
Family petition
I am satisfied with the work done by the lawyer Petro Kostiv, thanks to his advice, I managed to successfully process the family petition. Now I just hope that the time passes so I can be with my family again
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This lawyer was disciplined by a state licensing authority in 2025.
Discipline with Actual Suspension issued in CA, 2025
updated on 09/19/2025This sanction means the attorney lost his or her license to practice law for a period of time. The attorney typically returns to practicing law when the suspension expires.
2019
Top 10 Attorney, Attorney and Practice Magazine
2016
Distinguished Member, Lawyers of Distinction
2012 - Present
Owner, Kostiv & Associates P.C.
2011 - 2011
Lecturer of Law and Politics, KYIV University of Law
2009 - 2009
Extern, The Supreme Court of Argentina
Member
Member
Vice President
2013 - 2015
Ukrainian American Bar AssociationPresident
Successful case
2024
MBA - Master of Business Administration
2019
BS - Bachelor of Science in Aviation
2012
JD - Juris Doctor
N/A
BA - Bachelor of Arts
N/A
MA - Masters
2023
Sanctions Against Russia
2019
2019
2013
2013
Spanish
English
Portuguese
Ukrainian
Russian