Drennan Law Firm

Proven Charleston Area Defense Attorneys

At our firm, you work one on one with attorney John L. Drennan or a trusted member of the Drennan Law Firm team. Your attorney will be your go-to person and your advocate from the beginning through to the conclusion of the legal process.

About John Drennan

John is a third-generation lawyer who has been practicing in South Carolina since 1991. A graduate of The Citadel and former Massachusetts patrol officer, John served in the Cape Cod and Islands District Attorney's Office, and he was a senior trial staff attorney for the Charleston County Public Defender's Office.

He knows how police officers and prosecuting attorneys think. He used to be one! John's dedication to high-quality service and your best possible outcome is unwavering. Our firm is with you all the way.

John has extensive trial experience in a variety of case types, including domestic assault, sexual assault, felony DUI, federal drug crimes, death penalty cases and more. He is a certified expert witness specific to the DataMaster breath-testing instrument (which is used across South Carolina), a trial lawyer who has trained at the National Criminal Defense College and National College for DUI Defense, and a lifetime member of the National Association of Criminal Defense Lawyers (NACDL).

Learn more about John and the other members of our team by following the links below.

Call Drennan Law Firm For Responsive Representation

Schedule a free initial consultation or get prompt legal assistance now. Please call 843-352-4149 or email us to arrange a consultation at our office.

We will handle all legal aspects of your case, work one on one with you, independently investigate your case and fight to protect your freedoms.