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Special Investigations Agency

(610) 440-2345
Special Investigations Agency

You have a case and Special Investigations Agency have the skills and tools to help provide you with a solution. Our experience allows up to research domestic, business, or forensic issues. We offer polygraph testing for certain investigations and cases in accordance with Pennsylvania law. The extensive training and experience our private investigators possess allow us to have the expertise and abilities to provide superior surveillance, investigative, and forensic services for clients in Pennsylvania.


  • Asset Search
  • Background Checks
  • Civil
  • Criminal
  • Domestic
  • Due Diligence
  • Forensic
  • Fraud
  • Infidelity / Cheating Spouse
  • Insurance
  • Judgment Recovery
  • Polygraph / Lie Detector
  • Public Records
  • People Locate / Skip Trace
  • Wrongful Death

Service Guarantee

Discrete and confidential services.

Areas of Coverage

  • Statewide Pennsylvania
  • Philadelphia County, PA
  • Philadelphia, PA
  • Aramingo Borough, PA
  • Belmont District, PA
  • Blockley Township, PA
  • Bridesburg Borough, PA
  • Bristol Township, PA
  • Byberry Township, PA
  • Delaware Township, PA
  • Frankford Borough, PA
  • Germantown Borough, PA
  • Germantown Township, PA
  • Kensington District, PA
  • Kingsessing Township, PA
  • Lower Dublin Township, PA
  • Manayunk Borough, PA
  • Moreland Township, PA
  • Moyamensing District, PA
  • Northern Liberties District, PA
  • Northern Liberties Township, PA
  • Oxford Township, PA
  • Passyunk Township, PA
  • Penn District, PA
  • Penn Township, PA
  • Philadelphia City, PA
  • Richmond District, PA
  • Roxborough Township, PA
  • Southwark District, PA
  • Spring Garden District, PA
  • West Philadelphia Borough, PA
  • Whitehall Borough, PA
  • Lehigh County, PA
  • Allentown, PA
  • Bethlehem, PA
  • Easton, PA
  • Whitehall, PA
  • Northampton County, PA
  • Northampton, PA
  • Salisbury, PA
  • Emmaus, PA
  • Phillipsburg, PA


  • Pennsylvania Law Enforcement Officers Association
  • Pennsylvania Department of Justice
  • PInow

Contact Info

(610) 440-2345
523 Linden Street
Allentown, PA 18101

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Service Guarantee

Office Location

523 Linden Street
Allentown, PA
(610) 440-2345