Criminal Investigations Websites:

  • Defense attorney Diana Davis Parker-Official Website-complex commercial...

    We defend individuals and companies during civil or criminal investigations, at trial, in arbitrations, and on appeal. State and federal courts, before government agencies and...

  • T.H.R Investigations

    investigation services, surveillance, insurance company claims, corporate research, and detective agency. Also provides background searches, pip, subrogation, and signed...

  • D.F. Polygraph - Home

    DF Polygraph is a professional polygraph examiner with more that 25 years of police experience to guide his expert polygraph examination.

  • Biography & Publications

    Criminal Justice Consultant and Expert Witness.