Biography

Jim Sullivan is a seasoned litigator who handles complex divorce, child custody, property division and other family law matters, providing advice and support tailored to each client’s unique situation. 

He regularly counsels on high-net-worth divorce work, high-conflict custody disputes and international child abduction cases, along with federal and state private client appellate work.

Jim also has extensive experience representing individuals and business entities in a wide variety of real estate and commercial litigation matters in the District of Columbia and Maryland.

Prior to joining Miles & Stockbridge, Jim was an associate at Sullivan & Talbott, where he gained extensive trial and appellate experience in personal injury insurance defense. He also served as a law clerk to Judge Irma S. Raker at the Maryland Court of Appeals (now Supreme Court of Maryland) and Montgomery County Circuit Court.

Industries

Education

  • University of Baltimore School of Law (J.D., 1993)
  • Villanova University (B.A., 1990)

Bar Admissions

  • District of Columbia, 2001
  • Maryland, 1993

Special Honors

  • Best Lawyers in America®: Selected for inclusion in the areas of Commercial Litigation, Washington, D.C. (2025-2026) and Litigation - Real Estate, Rockville (2025-2026)
  • Martindale-Hubbell Peer Review Rating: AV Preeminent® Rated

Court Admissions

  • United States Court of Appeals for the District of Columbia Circuit
  • United States Court of Appeals for the Federal Circuit
  • United States Court of Appeals for the Fourth Circuit
  • United States Court of Appeals for the Ninth Circuit
  • United States District Court for the District of Columbia
  • United States District Court for the District of Maryland
  • United States District Court for the Eastern District of Texas
  • United States Court of Appeals for the Seventh Circuit