About
Sung Lo Yoon is a senior associate attorney at Ehrlich, Petriello, Gudin, Plaza & Reed P.C., where he concentrates his practice in civil litigation. His work includes commercial disputes, real estate transactions, landlord-tenant matters, family law, wills, and trusts. Yoon represents both individuals and businesses, tailoring his strategies to meet the unique needs of each client. His diverse background and litigation experience allow him to deliver effective advocacy in both state and federal courts.
Sung Yoon earned his B.A. in Politics from Brandeis University in 2009 before pursuing his J.D. at the University of Toledo College of Law, graduating in 2012. He also attended Fordham University School of Law as a matriculated student for the final three semesters of his studies. Admitted to practice in New Jersey and New York, as well as the U.S. District Court for the Southern District of New York, he has built a strong multi-jurisdictional practice.
Before joining the firm, Yoon acquired and managed a portfolio of investment properties in New York and New Jersey, giving him practical experience in real estate matters. He also served as a staff attorney with Northeast New Jersey Legal Services, focusing on landlord-tenant and housing law, as well as family law issues. These experiences provide him with a unique understanding of both the business and personal aspects of his clients’ legal concerns.
Sung Yoon is active in several professional associations, including the New Jersey State Bar Association, New York State Bar Association, New York City Bar Association, Bergen County Bar Association, Essex County Bar Association, and the Korean American Lawyers Association of Greater New York. His involvement underscores his dedication to professional development and community engagement, while his practice continues to reflect his commitment to effective, client-centered legal representation.
Law Office Affiliations
- Senior Associate, Ehrlich, Petriello, Gudin, Plaza & Reed P.C., Attorneys at Law
- Member, New Jersey State Bar Association
- Member, New York State Bar Association
- Member, New York City Bar Association
- Member, Bergen County Bar Association
- Member, Essex County Bar Association
- Member, Korean American Lawyer’s Association of Greater New York
Licensed State
- New Jersey
- New York
Education
- University of Toledo College of Law
Juris Doctor (JD) - Brandeis University
BA in Politics
Awards & Badges





- Alimony
- Child Custody
- Child Support
- Divorce And Separation
- Domestic Violence
- Guardianship
- Marriage And Prenuptials
- Commercial Real Estate
- Landlord Or Tenant
- Residential Real Estate
- Trusts
- Wills And Living Wills