MarcusBonsib, LLC

Discuss Your Case or Schedule a Consultation Today

Office: 301-509-5100

Experienced Well-Respected

45Years Of Criminal Trial Experience

Sydney M. Patterson, Esq.

Partner

Location:

Greenbelt

Phone:

Fax:

301-441-3003

Email:

Areas Of Practice

  • Criminal Defense
  • Civil Litigation
  • Appellate Advocacy

Bar Admissions

  • Maryland
  • U.S. District Court for the District of Maryland
  • U.S. District Court for the District of Columbia
  • U.S. Court of Appeals Fourth Circuit
  • U.S. Court of Appeals District of Columbia Circuit

Education

  • American University, Washington College of Law, Washington, District of Columbia
    • J.D.
    • Honors: Dean’s Fellow
    • Law Review: Administrative Law Review, Senior Staff
  • Xavier University, Cincinnati, Ohio
    • B.A. – 2008
    • Honors: Dean’s List
    • Major: Political Science
    • Major: Spanish

Honors and Awards

  • SuperLawyers®: Criminal Defense (2023-2026)
  • The Best Lawyers in America®: Criminal Defense (2023-2026); Commercial Litigation (2022-2026); Appellate Practice (2025-2026)
  • SuperLawyers® Rising Star: Criminal Defense (2019-2021)

Professional Associations and Memberships

  • Montgomery County Trial Courts Judicial Nominating Commission, Member
  • Fellow of the Maryland Bar Foundation
  • Appellate Panel Attorney for the Maryland Office of the Public Defender
  • Court of Appeals Advisory Committee to Explore the Feasibility of Maryland’s Adoption of the Uniform Bar Examination, Member (2016-2017)
  • Maryland Criminal Defense Attorneys’ Association
  • Maryland Hispanic Bar Association
  • Hispanic National Bar Association
  • Montgomery County Bar Association
  • Prince George’s County Bar Association

Published Works

  • David E. Aaronson & Sydney M. Patterson, Modernizing Jury Instructions in the Age of Social Media, 27 ABA CRIMINAL JUSTICE 26 (Winter 2013)
  • Super Slot Swap: Delta, U.S. Airways Slot Swap Approved By DOT, ABA TRANSP. COMMITTEE Q., Winter 2012, at 9, 18–19

Languages

  • Spanish

Past Employment Positions

  • The Honorable Gary E. Bair, Circuit Court for Montgomery County, Maryland, Law Clerk
  • David E. Aaronson, Maryland Criminal Jury Instructions & Commentary (2011), Research Associate
  • The Honorable Peter C. Schaumber, Board Member, National Labor Relations Board (2010), Legal Intern

Litigation

  • 80%
Over 45 years of trial experience as a federal and state prosecutor and as a criminal defense attorney