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Eric Posmantier

Eric Posmantier

Committed to efficiently resolving divorce disputes with dignity and integrity.
  • Arbitration & Mediation, Family Law, Divorce
  • Connecticut, New York
Claimed Lawyer Profile

Mr. Posmantier began his career in 1997 with a legal research clerkship at the Department of Legal Research for the Judicial Branch, Superior Court of Connecticut. He subsequently joined the Greenwich, Connecticut firm, Fogarty Cohen Selby & Nemiroff LLC (“FCSN”) as an associate in 1998. He was a partner at FCSN from 2007 to 2012, focusing a large part of his practice on high net worth asset division and support awards, as well as on complex child custody disputes.

Mr. Posmantier has successfully argued in front of the Appellate Court of Connecticut on numerous occasions, and twice appeared before the Connecticut Supreme Court. He served as a special master for the Connecticut Superior Court, working with attorneys and litigants to resolve high-conflict child custody disputes at the Regional Family Trial Docket in Middletown, and currently assists parties with resolving financial disputes in the Judicial District of Stamford-Norwalk.

A graduate of the State University of New York at Albany and Rutgers University School of Law at Camden (where he was on the staff of the Rutgers Law Journal), Mr. Posmantier was selected as a “Rising Star” in the New England Super Lawyers publication each time he was eligible between 2009 and 2011. He was on a select list of Connecticut divorce law attorneys age 45 & under on and has since achieved a “Superb” 10.0 rating with more than fifty 5-out-of-5 client reviews on

In addition to his more than 25 years experience as a family law attorney, Attorney Posmantier is a graduate of the 40-Hour Mediation Certificate Program at the Quinnipiac School of Law Center on Dispute Resolution, as well as several advanced mediation trainings. He has also completed the International Academy of Collaborative Professionals Interdisciplinary Introductory Collaborative Practice Training. Mr. Posmantier is also a certified and practicing Safe Conversations® facilitator and workshop leader.

Rutgers School of Law-Camden
J.D. (1997)
Honors: Rutgers Law Journal
Rutgers School of Law-Camden Logo
Top 10 Family Law Attorneys In Southern Connecticut
2016, 2017, 2018, 2019, 2020, 2021, 2022
Rising Stars
Super Lawyers
Professional Associations
New York State Bar  # 3952454
- Current
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Connecticut State Bar  # 414451
- Current
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Jurisdictions Admitted to Practice
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New York
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  • Free Consultation
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Practice Areas
Arbitration & Mediation
Business - Arbitration/Mediation, Consumer - Arbitration/Mediation, Family - Arbitration/Mediation
Family Law
Adoption, Child Custody, Child Support, Father's Rights, Guardianship & Conservatorship, Paternity, Prenups & Marital Agreements, Restraining Orders, Same Sex Family Law
Collaborative Law, Contested Divorce, Military Divorce, Property Division, Same Sex Divorce, Spousal Support & Alimony, Uncontested Divorce
  • English: Spoken, Written
Websites & Blogs
Contact & Map
90 Grove Street, Suite 212
Ridgefield, CT 06877
Telephone: (203) 431-8720
31 Brookside Dr
Greenwich, CT 06830
Telephone: (203) 930-1515