MarcusBonsib, LLC
Criminal Defense | Serving Greenbelt, MD
301-973-3113MarcusBonsib, LLC is experienced handling Criminal Defense cases in the Greenbelt area.
Virtual Appointments
A Litigation Law Firm
MarcusBonsib, LLC was founded in 1990 by partners Bruce L. Marcus and Robert C. Bonsib, each of whom has over 35 years of trial experience gained from serving as federal and local prosecutors, public defenders, counsel to local government agencies, counsel for medical, legal and law enforcement professionals, counsel for corporations and counsel for individuals from all walks of life. MarcusBonsib, LLC can assist in legal matters, large or small, complex or simple, in the local and federal, trial and appellate courts in Maryland and the District of Columbia.
Contact us today if you need legal assistance with any of the following:
- Criminal Defense
- DUI/DWI
- Drug Violations
- Sex Offenses
Call 301-973-3113 today to arrange your initial consultation.
Attorney Bob Bonsib
Bar Admissions:
- Maryland, 1974
- District of Columbia, 1990
- U.S. Court of Appeals 4th Circuit, 1983
- U.S. District Court District of Maryland, 1983
- U.S. District Court of the District of Columbia, 1990
- U.S. Court of Appeals District of Columbia Circuit, 1983
- U.S. Supreme Court, 1979
Education:
- Catholic University of America, Columbus School of Law, J.D., 1974
- Indiana University, B.A., 1971
Professional Memberships and Achievements:
- Robert C. Heeney Award for Career Achievement in Criminal Law - Maryland State Bar Association
- Top Criminal Attorneys in Area (Washingtonian Magazine)
- The Best Lawyers in America - Non-White Collar Criminal Defense
- The Best Lawyers In America - White Collar Criminal Defense
- Top 100 D.C. Lawyers - SuperLawyers Magazine
- Top 100 Maryland Lawyers - SuperLawyers Magazine
- Presidents Special Achievement Award - Prince George's County Bar Association
- John Adams Award - CJA Panel - U.S. District Court for District of Maryland
- Who's Who In American Law
- "AV" Rated by Martindale-Hubbell
- Fellow, American College of Trial Lawyers
- National Association of Criminal Defense Lawyers, 1995 to Present
- Maryland Criminal Defense Attorneys Association, Board of Directors, 1990 to Present
- Marlboro Inn of Court, Member, 1988 to 1994
- Federal Bar Association, Member, 1989 to 2004
- Prince George County Bar Association, 1987 to Present
- National Association of Criminal Defense Lawyers, 1990 to Present
- Maryland Criminal Pattern Jury Instruction Committee, Member, 1999 to Present
- Trial Courts Nominating Commission, Member, 1988 to Present
- Maryland State Bar Association, Inc., Member, 1985 to Present
- Maryland State Bar Association, Criminal Law Section, Past Chair
- Prince George's County Bar Association, Criminal Law Section, Past Chair
- Prince George's County Bar Association, Co-Chair, Federal Practice Committee, Present
- ABA Search Warrant Project, Member
- Citizens' Complaint Oversight Panel, Legal Counsel, 1990 to 1995
- Federal Magistrate Selection Committee, Member
Attorney Bruce L. Marcus
Bar Admissions:
- Maryland, 1979
- U.S. District Court of the District of Columbia
- U.S. District Court District of Maryland, 1979
- U.S. Court of Appeals 4th Circuit, 1992
Education:
- Catholic University of America, Columbus School of Law, J.D., 1979
- University of Maryland, B.S., 1976
Professional Memberships and Achievements:
- "AV" rated by Martindale-Hubbell
- American College of Trial Lawyers, Fellow
- Top Maryland Lawyer - Super Lawyers
- “Litigator of the Year” Award (2017–2018), Maryland State Bar Association, Litigation Section
- Character Committee, Maryland Court of Appeals
- Trial Court Nominating Commission, Bar Membership
- University of Maryland Board of Regents, Member, 2001 to 2003
- Maryland State Democratic Party, Counsel
- Prince George's County Government, Special Counsel, 1988 to 1994
- Attorney Grievance Committee Inquiry Panel, Member, 1986 to 1998
- Office of the Public Defender for Prince George's County, Senior Trial Attorney, 1980 to 1988
- American Association for Justice, Member
- Maryland Criminal Defense Attorneys Association, Member
- National Association of Criminal Defense Lawyers, Member
- Prince George's County Bar Association, Member
- Montgomery County Bar Association, Member
- Maryland State Bar Association, Member
- American Bar Association, Member
Attorney Megan E. Coleman
Bar Admissions:
- Maryland, 2008
- U.S. District Court District of Maryland, 2008
- U.S. Court of Appeals 4th Circuit, 2009
Education:
- Catholic University of America, Columbus School of Law, J.D., 2008
- Honors: CommLaw Conspectus: Journal of Communications Law and Policy, Lead Articles Editor
- Honors: National Trials Team Recipient of Best Overall Advocate and First Place Winner at Invitational Criminal Trial Advocacy Competition (2008)
- University of Rochester, B.A., 2005
- Honors: with Distinction
- Honors: Management Studies Certificate from the William E. Simon Graduate School of Business Administration
- Major: Spanish
- Minor: Legal Studies
Professional Memberships and Achievements:
- 2018 Super Lawyers Rising Star in Criminal Defense
- 2018 Prince George’s County Bar Association President’s Award for Contributions to NewsJournal
- 2015 Prince George’s County Bar Association President’s Award for Contributions to NewsJournal
- CJA Appellate Panel for the United States Court of Appeals for the Fourth Circuit
- Appellate Panel for the Maryland Office of the Public Defender
- National Association of Criminal Defense Lawyers
- Maryland Criminal Defense Attorneys’ Association
- Maryland State Bar Association and its Litigation and Criminal Law Sections
- American Bar Association
- Prince George’s County and Montgomery County Bar Associations
Attorney Sydney M. Patterson
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, J.D.
- Honors: Dean’s Fellow
- Administrative Law Review, Senior Staff
- Xavier University, B.A.
- Political Science and Spanish
- Honors: Dean’s List
Professional Memberships and Achievements:
- 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)
- 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
Languages Spoken:
- Spanish
- English
MarcusBonsib, LLC Awards
AV Preeminent®: This elite award is granted to attorneys who have been recognized by their peers for their very high ethical standards, with an average peer review score of 4.5 or higher.
Silver: This award is granted to attorneys who have received at least 3 client reviews, and have an average review score of 4.0 or higher.
Super Lawyers Selectee: Super Lawyers® is a rating service of outstanding lawyers who have attained a high-degree of peer recognition and professional achievement. The top 5% of lawyers in each state are selected using a patented selection process that includes independent research, peer nominations, and peer evaluations.