S. Chandler Harris

426 W. Lancaster Avenue, Suite 200
Devon, PA 19333

Office: (267) 930-1290


University of Memphis Cecil C. Humphreys School of Law
Juris Doctor, 2013

Auburn University
Bachelor of Science, Economics, 2010


  • Pennsylvania
  • Tennessee

Practice Areas

Chandler Harris is a Partner at Mullen Coughlin. Mr. Harris’s practice focuses on counseling clients through privacy and cybersecurity matters including data security events, incident response and regulatory investigations and compliance. Once a breach has occurred, Mr. Harris assists and advises clients by determining the scope of the breach, the nature of the information compromised and the potentially impacted parties. Mr. Harris coordinates with forensic teams and other industry experts to ensure his clients are in compliance with state and federal statutory and regulatory obligations that trigger in the event of a data security incident. Mr. Harris also assists clients in responding to regulatory inquiries and investigations.

Mr. Harris previously served for over six years as an Assistant District Attorney General for the Office of the District Attorney General for the Twentieth Judicial District in Nashville, Tennessee. A seasoned litigator, Mr. Harris has tried over thirty jury trials on offenses ranging from felony possession and sale of narcotics, felony possession of firearms, aggravated robbery, attempted first-degree murder and several first-degree murders. He also has specialized experience prosecuting vehicular crimes and aggravated child abuse.


  • “Navigating the Cyber Security Landscape,” EisnerAmper Philadelphia Cyber Strategy Summit: Inform, Improve, Insure, Philadelphia, PA, June 8, 2023
  • “Cyber Coverage Trends & Data Risk,” PAMIC Annual Spring Conference 2023, Hershey, PA, March 9, 2023