Attorney Mark J. O’Brien
Criminal Defense | Serving Miami, FL
888-915-4202When you need Criminal Defense help in Miami, contact Attorney Mark J. O’Brien, an established Florida law firm.
Se Habla Español
Free Consultation
Virtual Appointments
Details Attorney Mark J. O’Brien
Attorney Olivia M. Goodman
Attorney Shawn P. Napier
Attorney Victoria Elizabeth Hatfield
Attorney Sheryl C. Johansen
Attorney Justin K. Fahringer
Attorney Todd J. Murgo
For Attorneys: Download Lead Counsel Badge
Your future. Our fight.
We represent individuals and corporations facing federal charges nationwide. Our team handles high-stakes litigation ranging from white-collar crime and drug trafficking to appeals and post-conviction motions. To build the strongest possible cases, our attorneys are uniquely supported by former federal and state law enforcement professionals, including ex-agents from the DEA and IRS Criminal Investigation Division. We operate with a philosophy of "leaving no stone unturned”. While the stakes are high, a skilled criminal defense attorney can make a significant difference in the outcome of a criminal case. Why play games with your life?
Contact us today if you need legal assistance with any of the following:
- Criminal Defense
- Federal Criminal Defense
- Drug Violations
- White Collar Crimes
Call 888-915-4202 today to arrange your free initial consultation.
Attorney Mark J. O’Brien
Bar Admissions:
- Florida, 1998
- Massachusetts, 1998
- Montana, 2023
- Supreme Court of the United States of America
- U.S. Court of Appeals 1st Circuit
- U.S. Court of Appeals 2nd Circuit
- U.S. Court of Appeals 9th Circuit
- U.S. Court of Appeals 11th Circuit
- U.S. District Court Northern District of Alabama
- U.S. District Court District of Alaska
- U.S. District Court Eastern District of Arkansas
- U.S. District Court Central District of California
- U.S. District Court Southern District of California
- U.S. District Court District of Connecticut
- U.S. District Court Southern District of Florida
- U.S. District Court Middle District of Florida
- U.S. District Court Northern District of Florida
- U.S. District Court Southern District of Georgia
- U.S. District Court Middle District of Georgia
- U.S. District Court Northern District of Georgia
- U.S. District Court Southern District of Illinois
- U.S. District Court Southern District of Indiana
- U.S. District Court District of Kansas
- U.S. District Court Eastern District of Kentucky
- U.S. District Court District of Massachusetts
- U.S. District Court Eastern District of Michigan
- U.S. District Court Western District of Michigan
- U.S. District Court Northern District of Mississippi
- U.S. District Court Southern District of Mississippi
- U.S. District Court Western District of Missouri
- U.S. District Court District of Montana
- U.S. District Court Southern District of New York
- U.S. District Court Northern District of New York
- U.S. District Court Western District of New York
- U.S. District Court District of North Dakota
- U.S. District Court Northern District of Oklahoma
- U.S. District Court District of Rhode Island
- U.S. District Court Middle District of Tennessee
- U.S. District Court Eastern District of Texas
- U.S. District Court Western District of Texas
- U.S. District Court Northern District of Texas
- U.S. District Court for the Eastern District of Virginia
- U.S. District Court Eastern District of Washington
- U.S. District Court Western District of Washington
- U.S. District Court Southern District of West Virginia
Education:
- Siena College, 1995
- B.A.
- Delaware Law School, 1998
- J.D.
Professional Memberships and Achievements:
- American Association for Justice, Member
- National Association of Criminal Defense Lawyers, Member
- Florida Association of Criminal Defense Lawyers, Member
- Florida Bar Association, Member
- Federal Bar Association, Member
Languages Spoken:
- English
- Spanish
Attorney Olivia M. Goodman
Bar Admissions:
- Florida, 2020
Education:
- University of Florida Levin College of Law, Gainesville, Florida
- J.D.
- Honors: cum laude
- Honors: Book Award for academic excellence with the highest grade in my Social Science, Crime, and Law course
- Honors: Dean's List honors each semester
- Honors: Presidential Scholarship
- University of Maryland
- B.S.
- Major: Family Science
Attorney Shawn P. Napier
Bar Admissions:
- Ohio, 2001
- Florida, 2024
- Federal Criminal District Court
- Federal appellate Court in the United States
- Supreme Court of the United States of America
Education:
- Capital University Law School, 2001
- J.D.
- Magna Cum Laude
- University of Central Florida
- B.A. in Political Science
Professional Memberships and Achievements:
- Joint Terrorism Task Force (JTTF), 2019-2022
Attorney Victoria Elizabeth Hatfield
Bar Admissions:
- Florida
- U.S. Court of Appeals 11th Circuit
- U.S. District Court Northern District of Florida
- U.S. District Court Middle District of Florida
- U.S. District Court Southern District of Florida
Education:
- Stetson University College of Law, Gulfport/St. Petersburg, Florida
- J.D.
- Bucknell University
- B.A.
Professional Memberships and Achievements:
- Rising Star, Super Lawyers, 2019-2020
Languages Spoken:
- English
- Spanish
Attorney Sheryl C. Johansen
Bar Admissions:
- Florida
- U.S. District Court Middle District of Florida
- U.S. Court of Appeals 11th Circuit
Education:
- Barry University School of Law, Orlando, Florida
- J.D.
- Honors: magna cum laude
- University of Southern Maine
- B.A.
- Major: Media Studies
Professional Memberships and Achievements:
- Goldburg-Cacciatore Criminal Law Inn of Court
- Pinellas Association of Criminal Defense Lawyers
- Florida Association of Criminal Defense Lawyers
Attorney Justin K. Fahringer
Bar Admissions:
- Florida, 2010
Education:
- Stetson University College of Law, 2010
- Honor Roll
- Florida International University
- B.A. in Political Science
- Honors College
- Political Science Honors Society
- Student government leadership division
Professional Memberships and Achievements:
- Hillsborough Bar Association
- Hillsborough County Association of Criminal Defense Lawyers
Attorney Todd J. Murgo
Bar Admissions:
- Florida
- U.S. District Court Middle District of Florida
- U.S. District Court Southern District of Florida
- U.S. District Court Northern District of Florida
- Eleventh Circuit Court of Appeal
- Supreme Court of the United States of America
Education:
- University of Florida Levin College of Law, Gainesville, Florida
- J.D.
- Honors: cum laude
- Law Journal, Journal of Law and Public Policy, Executive Research Editor
- University of Tampa
- B.S.
- Major: Criminology
Professional Memberships and Achievements:
- Top Gun Trial Academy, 2024
Office Locations
Since 1997, the "Lead Counsel Verified" status has been granted to attorneys who possess:
- The Right Professional Experience
- A Spotless Record
The following attorneys at this firm are Lead Counsel Verified:
Mark J. O'Brien
This attorney practices in Florida and is Lead Counsel Verified in the following practice areas:
| Practice Area | Year |
|---|---|
| Criminal Defense | Since 2020 |
| Federal Criminal Law | Since 2020 |
| Criminal Defense | Since 2020 |