Polygraph Examiner and Financial Investigator 30+ Years in Law Enforcement

Open and Shut Investigative Services
Open and Shut Investigative Services
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About Us

Tom Ollen, Founder of OASIS

  • Former US Federal Agent for the Drug Enforcement Administration working internationally for over 30 years
  • Senior Forensic Polygraph Examiner, graduated from the Department of Defense Polygraph Institute
  • Financial Investigator for various Department of Justice agencies
  • MA, Forensic Psychology, Psychophysiology tract
  • Certified Cyber Crime Investigator, 2021 
  • Certified Fraud Investigator, 2011
  • Certified Anti-Money Laundering Specialist, 2006
  • Member, International Association of Financial Crime Investigators
  • U.S. Military Veteran

 

Michael Guidetti

  • Accomplished former US Federal Agent with 25 years' experience 
  • Conducted and supervised complex investigations throughout the world
  • Specialized areas of expertise are detecting white collar crime and fraud, locating hidden assets, and consulting on pharmaceutical compliance matters.
  • Michael utilizes innovative and discreet investigative techniques to achieve results. 

Jim Fitzpatrick

  • Thirty years of law enforcement experience, including work in two diverse police departments and the last twenty-two years in the DEA. Investigations included leading financial, clandestine laboratory, pharmaceutical and multi-jurisdictional international cases.
  • Currently a licensed Private Investigator in NJ and NY with associates all over New England, PA, DC and FL.
  • Experienced in state, local and federal criminal procedure, prosecutions and courts.
  • Will provide attorney/client litigation support including, but not limited to: gathering witness statements and preparing transcripts; evidence security; photographs; police and investigative report expert review.
  • Banking and business due diligence, compliance and background investigations of current or prospective employees.

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OASIS Investigative Services

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