Sean Cullen Provides High-Stakes Advocacy with Proven Results.

Sean Cullen has built a reputation for success in some of the most complex and high-profile criminal cases, including garnering national and international attention. Most recently, he secured a significant victory in a landmark case against the Montgomery County District Attorney, successfully appealing to the Superior Court and achieving a remand back to the Trial Court.

A partner in the Firm’s Family Law and Criminal Law Departments, Sean has spent years advocating for Montgomery County residents in both domestic relations and criminal defense matters. With a career spanning over 7,000 cases, first as a prosecutor and later as defense counsel, his expertise covers DUI, narcotics, fraud, theft, corrupt organizations, and wiretap investigations. His meticulous approach ensures that every case is prepared for the toughest courtroom battles.

Beyond individual defense, Sean has a deep commitment to law enforcement, first responders, and nonprofits, serving as solicitor for the Montgomery County Police Chiefs Association, Montgomery County Detectives Association, Bobby Rydell Foundation, and Plymouth Ambulance #308 Services. He is also a recognized lecturer on electronic interceptions, narcotics law, and fraud and has recently focused on efforts to combat illegal and ghost guns, even founding a nonprofit dedicated to the cause.

With a track record of prevailing in high-stakes litigation and a deep-rooted commitment to justice, Sean Cullen continues to be a formidable force in criminal law.