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Brittany Mangan is a partner in the Firm’s Matrimonial & Family Law Practice. A highly experienced litigator, Brittany has dedicated her career to helping individuals through the difficulty of divorce and family law issues. She approaches all matters with compassion and respect as she guides clients through the emotional, financial, and temporal costs often inherent in these issues.
The wide range of services that Brittany provides to her clients includes handling prenuptial and postnuptial agreements, divorce litigation and divorce negotiations, post-divorce actions, child custody and child support, spousal support, marital and separation agreements, equitable distribution, property distribution and settlements, paternity, CPS and neglect matters, and qualified domestic relation orders.
Brittany’s practice focuses on the divorce courts in both Nassau and Suffolk counties in New York, where she has a deep understanding of the unique dynamics and judges of those courts. She is also an experienced litigator at the appellate level, having argued before the Second Department, Appellate Division.
Brittany has presented Continuing Legal Education classes on points of evidence and on matrimonial law, and she has authored numerous articles on family law issues.
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Chat withState: New York
Acquired: 2013
No misconduct found
1377 Long Island Motor Parkway, Suite 303, Islandia, NY, 11749
14 Client Reviews
Showing 1 - 4 of 4 reviews | Practice Area Knowledge
Posted by A | March 13, 2025 | Hired Attorney | Family
Custody, Support and Visitation - AMAZING!
Brittany took my case on, despite her busy schedule and some complications (namely distance) with my case, and jumped in fully committed to my needs. I had had other counsel who had told me that what I believed was best for my child, regarding custody and support was unreasonable. Brittany listened c...
Posted by Suni | September 14, 2018 | Hired Attorney | Divorce & Separation
Divorce
Ms. Mangan is a member of McGuire and Condon. She was an instrumental participant in my recent divorce. Talent and compassion are rare attributes in any profession. It is my honor to recommend this firm and in particular this skilled lawyer. As a professional woman myself, it is truly a blessing t...
Posted by Nathan | September 06, 2018 | Hired Attorney | Divorce & Separation
divorce
Brittany represented me in my recent divorce case. I appreciated her and respected her so I used her again for the modification. She is extremely professional. She was always accessible. She was a strong advocate for me but she was always looking to settle to avoid wasting time and money. Her advice ...
Posted by anonymous | April 26, 2017 | Hired Attorney | Child Support
Recent custody case
I have had Brittney represent me twice now. The first time I was the petitioner in a child support case which we settled quickly and in my favor. Just recently Brittney represented me as the defendant in a custody case. When I was nervous she was calm and confident. This is now the second time she wa...
"Brittany and I have been colleagues for several years. I know that she is a strong advocate for her clients and a very skilled and knowledgeable attorney."
"I fully endorse Ms. Mangan as an excellent matrimonial/family law advocate. She is a dedicated attorney who goes to great lengths to reach favorable outcomes for her clients. Ms. Mangan is a very capable and formidable attorney, and she is a pleasure to work with as opposing counsel. It has been my personal experience in working with Ms. Mangan on matrimonial matters, that she comes to Court and all settlement negotiations fully prepared, which ultimately saves the clients time and money. Ms. Mangan demonstrates superior knowledge and expertise in the field of matrimonial/family law, and any client would find that they are in great hands under her skillful representation."
"Always punctual and always prepared. Any client that hires her will instantly realize that Ms. Mangan cares. Rising star."
Divorce and separation lawyer
Criminal defense lawyer
Unknown lawyer
Family lawyer
2022
Rising Star, Super Lawyers
2021
Rising Star, Super Lawyers
2020
Rising Star, Super Lawyers
2019
Rising Star, Super Lawyers
2017
Top 40 Under 40, The National Advocates
2017
Top 10 Attorneys Under 40, National Academy Of Family Law Attorneys
2024 - Present
Partner, Tarter Krinsky & Drogin, LLP
2023 - 2024
Partner, Berkman Bottger Newman & Schein
2018 - 2023
Partner, McGuire Condon Mangan, P.C.
2014 - 2018
Associate, McGuire Condon, PC
2012 - 2014
Associate Attorney, The Law Office Of Anthony A. Capetola
2014 - Present
Suffolk County Matrimonial Bar AssociationMember
2017 - 2020
Suffolk County Academy of LawOfficer
2015 - 2016
Suffolk County Bar AssociationCo-Chair of Member Benefits and Services Committee
2014 - 2016
Suffolk County Assigned Defender Program
2012
Juris Doctor (JD)
2008
Bachelor of Arts (BA) in Politics & Philosophy
2016
2016
English