Detective Bureau


The Fair Lawn Police Detective Bureau is comprised of 10 Detectives.  The “Bureau” as it is known with the Department is responsible for investigating a wide range of issues within the Borough of Fair Lawn.  Detectives assigned to the Bureau investigate all crimes reported to the department.  Some of the more common type of crimes our Detectives investigate our Thefts, Burglaries, Robberies, Fraud, Narcotics, Sexual Assaults, and Juvenile Investigations.  Some of the other functions the Bureau is responsible for is conducting background investigations for police applicants, firearm purchase permits, and conducting Internal Affairs Investigations.

  • To see the 2018 Fair Lawn Police Department Annual Internal Affairs report, click here.
  • To read the FLPD drug testing policy in accordance with Attorney General Directives, click here.
  • The FLPD 2018 Annual Drug Testing results report is available to read here.
  • The FLPD Early Warning Intervention Policy is available to read by clicking here

The Detective Bureau is also responsible for mandated yearly department wide training, and is in charge of the School Resource Officers. 


The Detective Bureau is commanded by Det/Captain Ronald Patterson and consists of the following personnel:


Det. Captain Ronald Patterson Detective Bureau Commander / Training Coordinator / Class III Officer Liaison / Internal Affairs  201-703-4264
Det. Lieutenant Timothy O’Shaughnessy Detective Bureau Supervisor / Internal Affairs 201-564-6165
Det. Sergeant Joseph Mecionis Training Sergeant / Bergen County Rapid Deployment Force 201-564-7165
Det. Sergeant Nicholas Snyder Detective Bureau Supervisor 201-794-5410
Det. Karen Censullo Juvenile Detective 201-794-5412
Det. Paul Donohue Fraud Detective 201-564-6163
Det. Mark Wyka Theft/Burglary Detective 201-564-6162
Det. Anthony Lugo Narcotics Detective 201-564-6166
Det. Brian Rypkema Narcotics Detective 201-564-6167
Det. Brian Simpson Evidence/Firearms 201-794-5415
Det. Stephen Cannici IT Administrator 201-794-5414
PO Sean Nagle Fair Lawn High School SRO 201-794-5450 ext.1013
Det. Christopher O'Shaughnessy Training Officer / Bergen County Regional SWAT Team 201-564-6172