Study Books
State Police
Civil Service LECR
Chief's Test
Chief's Test Promotional
Information Request

School Photo Car Photo

We have the finest instructors available.
One of our leading instructors is
Chief Michael Petrillo

The Princeton Educational Research Institute (PERI) has been preparing candidates for police examinations for over 41 years. We are the largest and most effective law enforcement entrance and promotional school in the United States. Thanks to our unique training techniques, students place at the top of the list for any police examination they take.

Long time PERI students hold high-level command ranks in a large number of law enforcement agencies throughout the tri-state area. You will be trained by high ranking professional police officers who are among the most knowledgeable persons in their fields and have years of experience providing instruction to both police officer and promotional candidates.

8 Additional Reasons You Should Have PERI On Your Side

  1. We have the latest, up-to-date testing material available.
  2. We prepare you for the written and oral phases of the testing process.
  3. We assist you in preparing your application for employment.
  4. We offer FREE counseling for our students.
  5. We Care if you pass your test.
  6. We are "results oriented". When you succeed, we succeed.
  7. Our founder, Captain Daniel DelBagno, has trained thousands of persons for entrance and promotional positions in law enforcement. Captain DelBagno is the author of 40 books on police promotional examinations.
  8. If we can train police officers to be Chief's of Police, we can train you for the position you seek!

If you are seriously preparing for any police test or promotional examination, you should have the most effective law enforcement training center on your side to achieve success!


We have successfully trained 210 Police Chiefs,
over 700 State Troopers, more than 5,000 police
officers and thousands of Sergeants, Lieutenants
and Captains for municipal police departments
and county sheriff's offices.

Police Patch


Contact us today for class availability information...
Call (732) 821-8444

Information Request Form

[ Information | State Police | Civil Service | Chief's Test | Chief's Promotional ]
[ Preparation Books Available | Private Detective Company ]

19 E. Railroad Ave Jamesburg, N.J. 08831
Owned and Operated by Police Testing and Promotion LLC.