About Blue Line Polygraphs & Investigations

Meet Glenn Fairall

Glenn Fairall is the lead investigator and founder of Blue Line Polygraphs & Investigations. His tenacity for thorough investigations, commitment to the criminal justice system, and expertise have been attained through over 30 years.


  • Completed Over 1000 criminal investigations, most of which were felony crime investigations
  • Investigated multiple officer-involved shootings
  • Interviewed hundreds of sex offenders and many murderers
  • Experienced deputy medical examiner
  • Certified firearms instructor and use-of-force instructor

An Experienced Police Investigator

Between 1992 to 2017, Glenn served the community of Albany, Oregon, as a police officer. During his many years at the Albany Police Department, Glenn was the Department’s longest-tenured major crimes detective having conducted or assisted with over 1000 felony criminal investigatio

Recognized Expert In Child Sexual Abuse

Glenn is recognized as a child sexual abuse witness in Linn County, Oregon.

Recognized Expert In Firearms/Ballistics

Glenn is recognized as a firearm and ballistics witness in Marion County, Oregon.

Licensed Polygraph Examiner

30 years experience in the use of polygraphs in criminal investigations

The Randy Nunnenkamp Champion For Children Award

Awarded in 2011 To Glenn Fairall

Glenn is a highly trained and experienced child abuse investigator and child forensics interview expert. In 2011, Glenn was awarded the Randy Nunnenkamp “Champion For Children Award “for his work in the field of child abuse.

The award is presented to an individual who, as part of their profession, is charged with protecting children and takes the responsibility to heart by dedicating themselves to this purpose. It is named after Washington County Sheriff’s Office Deputy Randy Nunnenkamp, who was tragically killed in a motorcycle accident in 2006.

United States Army Military Police

Between 1985 and 1990, Glenn served our country as a military police officer in the United States Army.


Glenn has attended the Marston Polygraph Academy in Southern California where he obtained his polygraph examiner certification and has received an additional 40 hours of training specific to post-conviction sex offender testing.

Glenn is a member of the American Polygraph Association.

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