Glenn S. Koopersmith
Garden City, New York
Sole Practitioner
Phone: (516) 873-1000
Fax: (516) 222-2462
Email: Contact Me
Mr. Koopersmith is a graduate of the University of Pennsylvania and obtained his Juris Doctor degree from the Washington College of Law of the American University in 1978. He was admitted to practice law in the State of New York in the Second Judicial Department in 1982.
In 1982, Mr. Koopersmith became employed as a legal assistant at the Appellate Division, Second Department. Approximately two years thereafter, he became employed by the law firm of Koopersmith, Feigenbaum & Potruch, Esqs, practicing primarily in the fields of matrimonial law and matrimonial appellate litigation. Thereafter, between 1986 and 1993, he was a member of the law firm of Di Mascio, Meisner & Koopersmith, Esqs. Since June, 1997, he has been a sole practitioner focusing on matrimonial appellate litigation and matrimonial law.
Mr. Koopersmith is a fellow of the American Academy of Matrimonial Lawyers. He is a founding Barrister in the New York Family Law Inns of Court. He has lectured in the field of matrimonial law to the Judiciary at the New York State Judicial Institute and at the Nassau County Matrimonial Judges Seminar and to various professional and non-professional groups as well, including the New York State Bar Association, Nassau County Bar Association and its Family Law Committee, the Nassau Academy of Law and the Hofstra University School of Law CLE division, Hofstra University School of Law Career Symposium and the Nassau County Bar Association High School Career Development Seminar.
Mr. Koopersmith has also authored numerous articles pertaining to matrimonial and family law. He is the author of several articles which have appeared in the Outside Counsel column of the New York Law Journal including the following: Spousal Credit for Voluntary Support in Pending Divorce?, which appeared on March 12, 2007; Homemaker’s Services Devalued in Equitable Distribution, which appeared on May 24, 2005; and The Application of “Holterman” to the Child Support Standards Act, which appeared on September 23, 2004. He is the Revision Editor of Chapter 17 of the treatise New York Appellate Practice, entitled Special Considerations in Matrimonial Appeals. He also authored an article entitled Current Issues Regarding Maintenance which appeared Volume 42 No. 3 of the Nassau Lawyer. He was also one of the authors of two articles in the 1996 and 1997 New York Family Law American Inn of Court annual matrimonial survey entitle The Appreciation of Separate Property.
Areas of Practice
- Matrimonial Appellate Litigation
- Matrimonial Law
Litigation Percentage
- 90% of Practice Devoted to Litigation
Bar Admissions
- New York, 1981
Education
- American University, Washington College of Law, Washington, District of Columbia,
1978
Juris Doctor - University of Pennsylvania
Published Works
- Spousal Credit for Voluntary Support in Pending Divorce?, New York Law Journal, March 12, 2007
- Homemaker’s Services Devalued in Equitable Distribution, New York Law Journal, May 24, 2005
- The Application of “Holterman ” to the Child Support Standards Act, New York Law Journal, September 23, 2004
- Revision Editor, Special Considerations in Matrimonial Appeals, Chapter 17 of the treatise New York Appellate Practice
- Current Issues Regarding Maintenance, Nassau Lawyer, Volume 42 No. 3
- The Appreciation of Separate Property, New York Family Law American Inn of Court Annual Matrimonial Survey
Representative Cases
- Mesholam v. Mesholam, 11 NY3d 24
(New York State Court of Appeals 2008)
- O’Shea v. O’Shea, 93 NY2d 187
(New York State Court of Appeals 1999)
- Berardi v. Berardi, 54 AD3d 982
(2nd Dept. 2008)
- Doscher v. Doscher, 54 AD3d 980
(2nd Dept. 2008)
- Mohen v. Mohen, 53 AD2d 471
(2nd Dept. 2008)
- Saline v. Saline, 48 AD3d 439
(2nd Dept. 2008)
- Costa v. Costa, 46 AD3d 495
(1st Dept. 2007)
- Wald v. Wald, 44 Ad3D 848, 844 nys2D 86
(2nd Dept. 2007)
- Grumet v. Grumet (Motion for leave to appeal denied 9 NY3d 818 – 2008), 38 AD3d 534
(2nd Dept. 2007)
- Ventimiglia v. Ventimiglia, 36 AD3d 899
(2nd Dept. 2007)
- Moss v. Moss, 36 AD3d 674
(2nd Dept. 2007)
- Cahn v. Squires, 35 AD3d 335
(2nd Dept. 2006)
- Grassi v. Grassi, 35 AD3d 357
(2nd Dept. 2006)
- Sassower-Berlin v. Berlin, 31 AD3d 771
(2nd Dept. 2006)
- Lincer v. Lincer, 30 AD3d 382
(2nd Dept. 2006)
- Lincer v. Lincer, 30 AD3d 381
(2nd Dept. 2006)
- Matter of Lerner v. Relkin, 27 AD3d 745
(2nd Dept. 2005)
- Dobbins v. Vartabedian, 23 AD3d 431
(2nd Dept. 2005)
- Popelaski v. Popelaski, 22 AD3d 735
(2nd Dept. 2005)
- Corless v. Corless, 18 AD3d 493
(2nd Dept. 2005)
- Cahen-Vorburger v. Vorburger, 12 AD3d 275
(1st Dept. 2004)
- Balkin v. Balkin, 8 AD3d 416
(2nd Dept. 2004)
- Black v. Black, 1 AD3d 303
(2nd Dept. 2003)
- Ventimiglia v. Ventimiglia (Motion for leave to appeal denied 1 NY3d 508 – 2004), 307 AD2d 995
(2nd Dept. 2003)
- Brown v. Brown, 306 AD2d 482
(2nd Dept. 2003)
- Sterling v. Sterling, 303 AD2d 290
(1st Dept. 2003)
- Matter of Dobbins v. Vartabedian, 304 AD2d 665
(2nd Dept. 2003)
- Matter of Dobbins v. Vartabedian, 270 AD2d 261
(2nd Dept. 2000)
- Montesano v. North Fork Bank, 282 AD2d 537
(2nd Dept. 2001)
- Zaremba v. Interface Flooring Systems, 195 AD2d 471
(2nd Dept. 1993)
Classes/Seminars Taught
- Lecturer, Matrimonial Law to the Judiciary, New York State Judicial Institute
- Lecturer, Matrimonial Law to the Judiciary, Nassau County Matrimonial Judges Seminar
- Lecturer, Matrimonial Law, New York State Bar Association
- Lecturer, Matrimonial, Nassau County Bar Association
- Lecturer, Matrimonial Law, Nassau County Bar Association, Family Law Committee
- Lecturer, Matrimonial Law, Nassau Academy of Law
- Lecturer, Matrimonial Law, Hofstra University School of Law CLE division
- Lecturer, Matrimonial Law, Hofstra University School of Law Career Symposium
- Lecturer, Matrimonial Law, Nassau County Bar Association High School Career Development Seminar
Professional Associations and Memberships
- American Academy of Matrimonial Lawyers
Fellow - New York Family Law Inns of Court
Founding Barrister
Past Employment Positions
- Law Assistant, Appellate Division, Second Department
- Koopersmith, Feigenbaum & Potruch, Esqs.
- Di Mascio, Meisner & Koopersmith, Esqs., Member,
1986 – 1993