Erin A. O’Brien is a Partner in our Tax Certiorari and Condemnation Practice Group.
Prior to joining Certilman Balin, she was a Partner at the law firm of Cronin, Cronin, Harris & O’Brien, P.C.
She has successfully litigated before the Supreme and Appellate Courts throughout the State of New York, creating legal precedent with the arena of tax certiorari law.
Admitted to practice in the Eastern District, as well as the States of New York and Connecticut, Ms. O’Brien is a member of the New York State Assessors’ Association, the New York State Bar Association, and both the Nassau and Suffolk County Bar Associations. In addition, she serves on their Tax Certiorari and Real Property Committees. She also serves on the Condemnation and Tax Certiorari Committee of the New York City Bar Association.
Ms. O’Brien is also a founding member of Women in Tax Assessment (WItA), serves on the associate board of the Association for a Better Long Island (ABLI) and has been a guest speaker at various symposiums throughout New York State.
In 2023, Ms. O’Brien was named to the New York Metro Super Lawyers list. Long Island Business News named her to the “Top 50 Women in Business” list, and in 2022 she was named to its “Who’s Who in Tax Certiorari Law” list. In 2019 she was featured by the New York Real Estate Journal as one of its “Women in Real Estate.”
Ms. O’Brien earned her Juris Doctor from the City University of New York School of Law where she was a member of Law Review. She earned her Bachelor of Arts from North Carolina State University.
Education
City University of New York Law School, J.D., 2005
North Carolina State University, B.A., 1996
Bar Admission(s)
Connecticut
New York
Court Admissions
U.S. District Court, Eastern of New York
Circuit Court of Appeals, Second Circuit
U.S. Supreme Court
Bar Associations
New York State Bar Association
Nassau County Bar Association
Suffolk County Bar Association
New York City Bar Association, Condemnation and Tax Certiorari Committee
Recognitions
New York Metro Super Lawyers, 2023
“Top 50 Women in Business,” Long Island Business News, 2023
“Who’s Who in Tax Certiorari Law,” Long Island Business News, June 2022
“Women in Real Estate,” New York Real Estate Journal, September 2019
Publications
“Home Team Advantage?: The Taking of Private Property for Sports Stadiums,”New York City Law Review
“Property tax exemptions: Are you paying more property taxes than you should be?”
New York Real Estate Journal
Associations
Association for a Better Long Island, Board Member
Women in Tax Assessment, Founding Member
New York State Assessors’ Association, Member
- O’Brien Named to Top 50 Women in Business List
- 13 Certilman Balin Attorneys Named 2023 NY Metro Super Lawyers®and 11 Named Rising Stars
- O’Brien Named “Who’s Who in Tax Certiorari Law”
- Erin O’Brien Featured by New York Real Estate Journal as one of its “2019 Women in Real Estate”
- O’Brien Selected As One Of The Who’s Who In Women In Professional Services
- Cronin and O’Brien Join Certilman Balin’s Tax Certiorari and Condemnation Law Practice Group as Partners