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Matt is committed to finding creative, holistic solutions for his clients that are tailored to each client’s needs. As a criminal defense attorney, he passionately advocates for clients in misdemeanor and felony matters in Alexandria, Arlington, Fairfax, Prince William, Loudoun, and other counties across Virginia. Matt’s privacy law practice focuses on counseling businesses on compliance with state, federal, and international privacy regulations, focusing on the Virginia Consumer Data Protection Act, CCPA, GDPR, and HIPAA. Matt also assists businesses respond to law enforcement requests for data through federal grand jury subpoenas.
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Chat withState: California
Acquired: 2025
No misconduct found
State: Virginia
Acquired: 2024
No misconduct found
526 King Street, Suite 506, Alexandria, VA, 22314
10505 Judicial Dr, Suite 202, Fairfax, VA, 22030
(contact by phone or email), Arlington, VA, 22201
(contact by phone or email), Leesburg, VA, 20176
(contact by phone or email), Manassas, VA, 20110
13 Client Reviews
Showing 6 - 8 of 8 reviews | Criminal Defense
Posted by anonymous | April 02, 2025 | Hired Attorney | Criminal Defense
Great service
Got two felonies taken off and one dismissed great lawyer would recommend for any cases
Posted by Jim | February 03, 2025 | Hired Attorney | Criminal Defense
Helpful Representation
Matt represented me in a misdemeanor traffic violation. I followed his guidance, and the case was dismissed at trial. The dismissal resulted in no points or increases in insurance. Matt was helpful and professional throughout the process. I am very thankful for Matt's help. I would highly recomm...
Posted by Michael | January 03, 2025 | Hired Attorney | Criminal Defense
Everything from start to finish was excellent
Mr. Matthew Cox was amazing in all aspects helping with my case. I had been charged with a Class 1 Misdemeanor and he couldn't have been more helpful. He answered all of my emails very promptly and was very down to earth and easy to talk, in addition to being more than prepared, when I met with hi...
"Matt is great at his craft. He is extremely detail-oriented and wants the best for his clients. He is diligent and leaves no stone unturned. He is an asset to his clients."
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2024 - Present
Associate, Moore, Christoff & Siddiqui
Dismissed
Dismissed
Dismissed
Dismissed
Dismissed
Reduced to a traffic infraction
Granted
2024
JD - Juris Doctor
2020
MS - Master of Science
2019
BS - Bachelor of Science
English
Legal Answers
Is first cell phone ticket points on your license
26 Jun 2025
What should i do when i was issued a reckless driving ticket in a 35 zone with a court summons ?
20 Jun 2025
Is there a statue of limitations on court fines for a 20 year old criminal case in San Diego?
25 Jun 2025