Jerry Van Der Meulen

Jerry Van Der Meulen joined Castle after retiring from the Baltimore City Police Department at the rank of Lieutenant.  During his 35 years of service, Jerry coordinated the operations of the drug squad, flex squad and foot patrols with a primary focus on street-level drug and gang investigations.  He also coordinated security with the United States Security Service for former Presidents, Vice Presidents and the First Ladies during local visits.

Jerry’s area of expertise include surveying accident scenes, conducting in-depth interviews of witnesses, analysis of security measures and procedures and providing on-site security.

Matthew Sprigg

Matthew Sprigg has been a criminal investigator with the Office of the Maryland State Prosecutor. He also has experience working in the substance abuse and the insurance industries.

Matthew is a University of Baltimore graduate with a degree in Criminal Justice Administration.

Meet Our Team

Frank Napfel

Frank Napfel is the founder of Castle.  He was a former supervisor with the Baltimore City Police Department prior to entering the private sector.  Frank received a master's degree in Criminal Justice from the University of Baltimore.  He has served on the adjunct faculties at the University of Baltimore and the Community College of Baltimore County.

Frank has been declared an expert by the courts in public safety and security, as well as corporate and industrial security.

Castle Security Group

Private Investigations

Paul Bressler

Paul Bressler is the owner of Castle Security Group and has been a private investigator since 1991.  Paul's areas of expertise include conducting asset investigations, archival research and complex civil litigation support.  Paul has worked as a street investigator and as an undercover investigator.

Paul has worked with and coordinated investigations with the U.S. Secret Service, Maryland State Police, Baltimore Police Department and numerous law enforcement agencies in the State of Maryland.  He has been awarded an Honorary Gold Record by the Recording Industry Association of America for his efforts to combat sound recording piracy. 

MD State Police License No. 22PLU-SGPD3277

Jordon Jones

Jordon Jones has over 10 years experience in investigations and security. He has worked as federal contractor for CECOM, the GSA, and the United States Secret Service.

​Jordon is a University of Maryland graduate with a degree in Political Science.

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Gina West

Gina West  joined Castle over a decade ago after working 20 years for several of Baltimore's largest law firms.  As the office manager, Gina utilizes her many years of administrative experience to keep Castle running in an organized and efficient manner.  She is also a licensed investigator.