Jonathan Simms

The Simms Firm, PLC
10560 Main Street
Suite 510
Fairfax, VA 22030

Jonathan A. Simms, Esq. – Senior Partner

Attorney Jonathan A. Simms is the managing partner of The Simms Firm, PLC. He was recently named as one of the “Top 40 Laywers under 40_ by The American Society of Legal Advocates. Attorney Simms began his legal career as a prosecutor with the District Attorney's Office in Philadelphia, Pennsylvania. As a prosecutor in one of the nation's most dangerous and violent cities he worked on cases involving narcotics, firearms, attempted murder, sexual assault, white collar crimes, and D.U.I. As a prosecutor, Attorney Simms quickly gained the respect of his colleagues and judges. He is known for being extremely prepared, professional, and tenacious. While a prosecutor, Attorney Simms worked in the Major Trials unit. Following his departure from the Philadelphia District Attorney's office, Attorney Simms was recruited by the Office of the Attorney General for the District of Columbia and brought his skills to the Washington D.C. Metropolitan area. After many years as a prosecutor in Philadelphia and Washington D.C., Attorney Simms began working as a criminal defense attorney. He quickly established a reputation for being an effective and successful defense attorney. He has been commended for his tenacious cross examination of witnesses and ability to effectively communicate to members of a jury. Attorney Simms has worked on several large scale state and federal narcotic cases. Attorney Simms has also successfully defended clients in some of the largest white collar criminal investigations in the Northern Virginia and Washington D.C. Metropolitan area. Attorney Simms has tried in excess of over 500 criminal trials as a prosecutor and criminal defense attorney. He is a active member with several area bar associations and community based organizations. Attorney Simms is an experienced trial attorney and will provide you with the superior legal services that you and your family deserve.


Fairfax Bar Association
Washington D.C. Bar Association
Alexandria Bar Association
Virginia State Bar Association
U.S. District Court for Eastern District of Virginia
U.S. District Court for Washington D.C.