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Matthew Cox
About Matthew
Biography
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.
Practice Areas
2
Practice Areas
Fees and Rates
Cost
Retainer
Always
Payment Methods
- Cash
- Check
- Credit Card
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Chat withLicenses
Licensed in California for < 1 year
State: California
Acquired: 2025
No misconduct found
Licensed in Virginia for 1 year
State: Virginia
Acquired: 2024
No misconduct found
Location
Moore, Christoff & Siddiqui
526 King Street, Suite 506, Alexandria, VA, 22314
Moore, Christoff & Siddiqui
10505 Judicial Dr, Suite 202, Fairfax, VA, 22030
Moore, Christoff & Siddiqui
(contact by phone or email), Arlington, VA, 22201
Moore, Christoff & Siddiqui
(contact by phone or email), Leesburg, VA, 20176
Moore, Christoff & Siddiqui
(contact by phone or email), Manassas, VA, 20110
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Matthew Cox's Reviews
Avvo Review Score
13 Client Reviews
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Showing 1 - 3 of 3 reviews | Speeding & Traffic Ticket
Posted by anonymous | December 12, 2025 | Hired Attorney | Speeding & Traffic Ticket
Professional and highly effective, got my case dismissed
Matthew handled my reckless driving case with care, understanding and expertise. I was really scared when I got this charge since I'd never even gotten a speeding ticket before. Matthew was able to work with me to do an online driving improvement course and community service that got my case dismisse...
Posted by Khang | August 07, 2025 | Hired Attorney | Speeding & Traffic Ticket
He saved my driving record
I was summoned to appear in court for reckless driving and Mr. Cox helped me get my case dismissed. I contacted him only two weeks before my court date and was quick to address any of my questions and concerns, communicative, and friendly.
Posted by Jim | February 03, 2025 | Hired Attorney | Speeding & Traffic Ticket
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...
Matthew Cox's Lawyer Endorsements
"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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This attorney hasn't created any attorney endorsements recently on Avvo.
Experience
Work Experience
2024 - Present
Associate, Moore, Christoff & Siddiqui
Associations
Virginia Association of Criminal Defense Lawyers
Alexandria Bar Association
Sample of Legal Cases
Misdemeanor Petty Larceny in Prince William County
Dismissed
Misdemeanor Reckless Driving in Stafford County
Dismissed
Misdemeanor Carrying Weapon in Airport in Loudoun County
Dismissed
Misdemeanor Assault & Battery in Alexandria
Dismissed
Felony Robbery by Force in Alexandria
Dismissed
Misdemeanor Reckless Driving in Eastern District of Virginia
Reduced to a traffic infraction
Early Termination of DUI Probation in Eastern District of Virginia
Granted
Education
2024
George Washington University
JD - Juris Doctor
2020
University of Pennsylvania
MS - Master of Science
2019
Arizona State University
BS - Bachelor of Science
Languages
English
Activity
Legal Answers
Legal Answers
Q&A
Is first cell phone ticket points on your license
26 Jun 2025
Q&A
What should i do when i was issued a reckless driving ticket in a 35 zone with a court summons ?
20 Jun 2025
Q&A
Is there a statue of limitations on court fines for a 20 year old criminal case in San Diego?
25 Jun 2025