Atty. Jillian E. Gross

Atty. Jillian E. Gross

Jillian E. Gross, a founder and partner of the firm, has been practicing matrimonial law exclusively since October 2006.

New York New York 23 Years Experience 23 year
Call (332) 278-2487 Email

Profile Summary

About Jillian E. Gross at a glance

Jillian E. Gross is a Founder and Partner based in New York, New York, practicing at Mosberg Sharma Stambleck Gross LLP. They have 23+ years of legal experience, licensed to practice since 2003. Their practice focuses on divorce, child custody, family law, child support, and alimony. Admitted to practice in New Jersey (2003), New York (2004), and United States District Court for the Southern District of New York (2005). Educated at Brooklyn Law School (J.D., 2003) and Brandeis University (B.A., 2000). Serves clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Jillian E. Gross, a founder and partner of the firm, has been practicing matrimonial law exclusively since October 2006
  • Jillian has considerable experience advising clients in all aspects of matrimonial and family law, including equitable distribution of assets, spousal and child support issues, custody and access, and pre- and post-nuptial agreements
  • Jillian represents clients with a broad range of backgrounds and varying net worths
  • She understands that there is no one-size-fits-all approach for the many issues that bring people to her office
  • Jillian appreciates that being a matrimonial lawyer is about much more than practicing law
  • Jillian makes a point to understand all aspects of her clients’ lives—from business and financial issues to parenting and family-related matters—in order to tailor her approach to achieve the best result in each case
  • That result might be achieved through litigation or settlement, or a combination of the two
  • For Jillian, no two clients are alike
  • nor is her approach for them
  • Jillian relates to her clients on a personal and professional level
  • She is attentive, responsive, and treats each client with respect and care
  • Jillian’s clients often reach out to her years after the conclusion of the case to thank her for supporting them through some of their most difficult times, and getting them to a new phase in their lives
  • Before her career in matrimonial law, Jillian was an Assistant District Attorney in the Appeals Bureau of the Bronx County District Attorney’s Office
  • She regularly researched, wrote, and argued appellate briefs before the Appellate Division, First Department
  • Jillian has also argued before the New York State Court of Appeals
  • Jillian has been named a “Rising Star” in family law by New York Super Lawyers, and also has been recognized by Top Attorneys, Attorneys of Distinction, Top Lawyers and Lawyer of the Year
  • Most recently, Jillian was ranked by Chambers and Partners
  • Jillian has lectured at various professional seminars, including to the New York State Bar Association, on the topic of Equitable Distribution and Maintenance
  • Jillian is in her second term as Treasurer of the Family Law Section of the New York City Bar Association
  • Jillian received her B.A. from Brandeis University, where she graduated cum laude
  • In 2003, she graduated from Brooklyn Law School, where she received the prestigious Academic Achievement Scholar award
  • Jillian and her husband live in Scarsdale with their two children
  • AWARDS 2021 Ranked as Up and Coming by Chambers and Partners 2012-13, 2015-18 Selected to Rising Stars by Super Lawyers New York ASSOCIATIONS 2007-22 New York State Bar Association

Practice Areas Explained

Jillian E. Gross's Areas of Practice

Each practice area below reflects the types of cases Jillian E. Gross handles, with a brief overview of what that area of law covers.

Divorce

A divorce attorney guides you through property division, spousal support, custody, and the final decree — contested or uncontested.

Jillian E. Gross is one of 45,063 divorce attorneys indexed nationally. Browse divorce attorneys in New York →

Child Custody & Visitation

Jillian E. Gross is one of 27,615 child custody attorneys indexed nationally. Browse child custody attorneys in New York →

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

Jillian E. Gross is one of 167,063 family law attorneys indexed nationally. Browse family law attorneys in New York →

Child Support

Jillian E. Gross is one of 21,259 child support attorneys indexed nationally. Browse child support attorneys in New York →

Alimony / Spousal Support

Jillian E. Gross is one of 9,437 alimony attorneys indexed nationally. Browse alimony attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

Practicing law in New York. Legal matters in New York are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in New York are typically filed in the local municipal court or the appropriate New York state district court, depending on subject matter and amount in controversy. An attorney licensed in New York brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in New York courts without local counsel or pro hac vice admission.

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common questions about Jillian E. Gross

Where is Jillian E. Gross's law office located?
Jillian E. Gross's law practice is located in New York, New York. The firm is Mosberg Sharma Stambleck Gross LLP. You can contact the office directly through this profile page.
What practice areas does Jillian E. Gross handle?
Jillian E. Gross focuses on divorce, child custody, family law, child support, alimony. Each practice area listed reflects experience handling cases of that type in New York.
How long has Jillian E. Gross practiced law?
Jillian E. Gross has 23+ years of legal experience and has been licensed since 2003.
Where did Jillian E. Gross go to law school?
Jillian E. Gross earned their education at (J.D., 2003); (B.A., 2000).
How can I contact Jillian E. Gross for a consultation?
You can contact Jillian E. Gross directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

J.D.
Brooklyn Law School
- 2003
B.A.
Brandeis University
- 2000

Bar Admissions

New Jersey
Admitted: 2003
New York
Admitted: 2004
United States District Court for the Southern District of New York
Admitted: 2005

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