Skip to main content
Find a Lawyer
Mastantuno Law Firm, LLC

Mastantuno Law Firm, LLC - Charleston, SC

Criminal Defense Lawyers in Charleston, SC

171 Church Street Suite 160 Charleston, SC 29401 - 3137

  • Free Consultation

Charleston Criminal Defense Law Firm

Updated: 06/01/2026

Areas of Practice

  • Criminal Defense
  • DUI Defense
  • Personal Injury
  • Workers Compensation

Firm Information

Overview

Mastantuno Law Firm, LLC | Your Criminal Defense and Personal Injury Law Firm

As the sole managing member of Mastantuno Law Firm, attorney J. Allen Mastantuno has been successfully handling criminal and personal injury matters for clients in Charleston, Berkeley and Dorchestor Counties. Located in Charleston, Mastantuno Law Firm offers people experienced and dedicated legal representation during all stages of their criminal, DUI and personal injury cases.

Protecting Your Rights for a Better Future

Attorney J. Allen Mastantuno was not always a defense lawyer. As a former prosecutor for South Carolina's 9th Judicial Circuit, J. Allen Mastantuno handled hundreds of cases, including Murder, Armed Robbery, Burglary, Trafficking Drugs and Felony DUI. As the lead DUI attorney in his solicitor’s office, J. Allen Mastantuno handled more than a hundred DUI cases ranging from DUI 1st to Felony DUI. His experience as a former prosecutor taught him how to effectively try cases and earned him a reputation as an aggressive trial lawyer. Now, as a criminal defense attorney, Mr. Mastantuno can help his clients protect and defend their rights by creating a legal plan that not only works to achieve their goals, but also covers all angles of defense. With attorney J. Allen Mastantuno's unique background and experience as a former prosecutor and memberships in the American Bar Association, Charleston County Bar Association and South Carolina Association of Criminal Defense Lawyers, clients can be confident that he has the knowledge and skills to obtain results and protect their future.

Achieving Positive Outcomes for Clients

The Mastantuno Law Firm treats every client and case seriously. Attorney J. Allen Mastantuno understands that when people are facing criminal charges or suffer serious injuries that it is necessary to have an aggressive trial lawyer by their side to help support and guide that person in the right direction and to get the best results possible. Please contact the Mastantuno Law Firm today at 843-720-3741 to set up an initial consultation. After-hours appointments, evening and weekend appointments are available upon request. Validated parking is also available.


Published Works

Articles

  • DUI
    If you have been charged with DUI, you have a lot at stake. It is extremely important that you hire a lawyer who is highly familiar with the system, the prosecutors, the police and the judges. Mastantuno Law Firm is here to help you.
  • Criminal Defense
    Mastantuno Law Firm handles all local, state and federal cases. As a former prosecutor for the 9th Circuit Solicitor's Office, Allen Mastantuno has the skill, experience and knowledge to aggressively defend you or a loved one on all criminal charges

Be the first to write a review!

There are currently no reviews for Mastantuno Law Firm, LLC. Be the first to share your experience.

Write a Review

Attorneys

J. Allen Mastanuno

View Profile

J. Allen Mastanuno

View Profile

Photo

Contact

Google Map

Charleston, SC

171 Church Street
Suite 160
Charleston, SC 29401 - 3137

Directions

Phone: 843-720-3741

Fax: 843-577-0460

Email: Send a message

Website: http://www.mastantuno.com/

  • Credit Cards Accepted
  • Free Consultations

Contact Us Today

Preferred contact method
DISCLAIMER: By submitting this form you accept the Terms of Use and Privacy Policy.

Disclaimer

Your Profile?  Update Now

When viewing a listing, consider the state advertising restrictions to which lawyers and law firms must adhere, as well as our FindLaw.com Legal Directory disclaimer. Some lawyers publish comparative information regarding the services that they provide which may be subject to specific comparative communications restrictions.