From Business: *Courteous, Professional & Totally Confidential Service

From Business: Tri-Valley Polygraph provides Polygraph testing for Pre-employment,criminal issues, Civil issues, Infidelity and PCSOT

From Business: FOR JUST $199, We Will Get You The TRUTH! "Do You Want The Truth, The Whole Truth, & Nothing But The Truth?" 99% ACCURACY MOBILE SERVICE - We Will Bring The TRUTH to YOU! 99%…

"D&M Polygraph did a great job assisting with an internal theft case. His report was clear and prepared in a timely manner. I would recommend his services to anyone involved in…"

From Business: Metro Polygraph is proud to provide lie detection services following federally approved standards. Specializing in Infidelity/ Relationship, Criminal / Civil, Immigration/…

From Business: Testing sites in Sacramento and Redding... BACKGROUND: Douglas Mansfield and Jeff Lierly have a combined 80+ years of experience in the fields of law enforcement and polygraph.…

"He is dedicated to getting it right, Does not tell you what you want to hear, tells it for what it is. His experience really shows which is why he is an expert in the field.…"

From Business: Criminal Defense, Civil Litigation case preparation, witness locates, subpoena service, lie detection services (voice stress analysis), skip tracing, asset searches, bug…

From Business: Latest Equipment with the more current software, professional, ongoing training, highly educated, highly experienced to assist you in finding out the TRUTH now.

From Business: Alliance Protection & Investigation, we've put together a core group of master investigators & protection specialists with a wide range of expertise in many specific fields of…

"This Person will do and go beyond to get information for any case you bring to his business. THIS COMPANY IS PROFESSIONAL... I had them take on a case a few years ago andd in…"