IR Group Home

Welcome to Investigative Resources Group – Philadelphia’s Premier Private Detective Agency. Investigative Resources is a full service investigative firm providing coverage in Pennsylvania, New Jersey, Delaware, and New York. Our investigators are trained in several disciplines to include domestic, legal, insurance, and criminal defense investigations.


Our investigators set the standard in mobile and stationary surveillance, comprehensive background checks, witness locates, written and recorded statements, and more. When you need investigative services, look no further.


Feel free to contact us via the contact form or telephone! You can also submit your assignment immediately using the tab above. All consultations are free of charge and no questions will go unanswered.


Philadelphia, PA                     Wilmington, DE                      Marlton, NJ                 New York, NY