About Our Firm

aboutMr. Gursoy is the founder of the Gursoy Law Firm, P.C. which has offices in Brooklyn, New York and New Jersey.

He has been a trial and transactional lawyer for over 20 years and has successfully represented thousands of clients for a wide range of legal matters. Mr. Gursoy has been, and continues to be, a frequent writer and contributor to many national and international newspapers. He also often lectures and teaches other lawyers about the practice of law.

Mr. Gursoy began his career focusing on civil and commercial litigation, following his experience in the Commercial Division of the New York State Supreme Court during the beginning of his career. He has litigated many Federal Court actions, including maritime and shipping industry matters throughout the various Federal Judicial Courts, as well as voluminous commercial matters in the State Courts of New York and New Jersey.

The Gursoy Law Firm team also has a tremendous amount of experience handling complex immigration law matters. He has conducted hundreds of Court trials and hearings and successfully represented countless numbers of clients throughout various Federal Courts and Immigration Courts. The Gursoy Law Firm has a concentration of Immigration Court defense, including but not limited to asylum cases, and other deportation matters and cases. Mr. Gursoy is often hired by other lawyers to assist them with complicated cases, including criminal convictions, as well as representing clients for various interests in Federal Court and Immigration Courts. The Gursoy Law Firm also handles matters related to the United States Citizenship & Immigration Service (“USCIS”) for work visas, investor visas, family and marriage cases, and many other types of green card and adjustment of status cases.

Mr. Gursoy has also successfully represented hundreds of Chapter 7 Bankruptcy clients in the Federal Courts, during his over 20 years of practice. As a result of his representation, his clients have been freed of their credit card debt and have been able to get a fresh start, while at the same time keeping their home, car and salary!

Mr. Gursoy is licensed in the States of New York and New Jersey, as well as the Federal District Courts of New York for the Southern and Eastern Districts, the District of New Jersey, and the Second Circuit Court of Appeals. He is also a proud member of the American Immigration Lawyers Association, the New York State Bar Association, the New York State Association of Criminal Defense Lawyers and the National Association of Consumer Bankruptcy Attorneys. He was also featured in the Wall Street Journal as a recipient of the National Leadership Award as an Honorary Co-Chairman of the Business Advisory Council.

The Gursoy Law Firm continues to strive to be on the top of legal profession. We understand that clients have an endless number of choices when it comes to picking a law firm. We always remind ourselves of this important fact. We also understand that clients want more than just a formal relationship with a lawyer. We truly believe that a relationship between a lawyer and a client should be more. Our goal is to have all clients continue to be proud of having the Gursoy Law Firm represent them, just as we are proud of having been carefully chosen by our clients to help them with their legal matter.


Originally from the Washington DC metro area, Marc Avila, Esq. earned a Bachelor of Science in Biology from the University of Maryland, College Park before moving to New York City to pursue a career in publishing. In his career, he produced audiobooks and lectures for such publishers as Recorded Books, Audible, and the Library of Congress before deciding to go to law school. Marc earned his J.D. from New York Law School, where he was the Patent Law Chairperson for the Intellectual Property Society and was awarded the Institute for Information Law and Policy’s Tech & IP Law Certification.

Prior to joining Gursoy Law Firm, P.C., Marc worked with pharmaceutical companies performing prior art searches and patent analyses. He also spent time arguing in various Courts, including the NYS Supreme Court and Family Courts throughout New York City and Westchester counties, as well as volunteering with the Brooklyn Legal Aid Society. At Gursoy Law Firm, P.C., Marc’s practice includes civil litigation, family related immigration issues and deportation defense. Marc is admitted to practice law in the State Courts of New York.


Shelby Hoffman, Esq. practices in the areas of asylum, deportation defense, and family-based immigration, and is passionate about fighting for the rights of all immigrants.

Shelby has a diverse range of experience as an immigration practitioner. She has successfully defended asylum seekers in removal proceedings, responded to difficult RFEs from USCIS, filed petitions for employment- and family-based nonimmigrant and immigrant visa beneficiaries, and obtained guardianship petitions in family court for those seeking Special Immigrant Juvenile Status.

Shelby’s interest in immigration work started from a young age. As the granddaughter of Polish immigrants, Shelby grew up in Phoenix, AZ among diverse populations and spent a lot of time volunteering. She earned her B.A. in Political Science and Psychology from the University of Miami in Coral Gables, FL, during which she studied abroad in Prague for one semester. Her upbringing and experiences instilled a passion for human rights and immigration work in Shelby.

Shelby graduated cum laude from New York Law School in 2017 with a specialization in international human rights. During law school, Shelby interned at Legal Services NYC, Human Rights Watch, and the U.S. Court of International Trade. Shelby was also an active part of NYLS’ Civil Rights Clinic and co-founded the school’s Legal Association for Women.

Prior to immigration practice, Shelby completed the Social Justice Fellowship with the City of New York and also practiced family law. Shelby is admitted in the State Courts of New York.