About Lori

Retired FBI Special Agent and Polygraph Examiner. Founder of Warren Polygraph & Consulting Services, LLC.

Credentials

Years With the FBI
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Lori C. Warren

Warren Polygraph & Consulting Services, LLC is a female-owned polygraph company founded by retired FBI Special Agent and Polygraph Examiner Lori C. Warren. Lori entered the FBI in 1999 and served in the Chicago, Cincinnati, FBI Headquarters and Denver divisions before retiring in 2019. She started her business in Cleveland, Tennessee in 2021.

Because interviewing has a major impact on polygraph results, Lori pairs her federal polygraph training with two decades of FBI interviewing experience. She has conducted more than 1,500 polygraph examinations for the FBI and works with attorneys, therapists, agencies and private clients of all ages and income levels.

Phone Number:

(423) 597-2070

Address:

190 N. Ocoee St, Suite C, Cleveland, TN

Email Address:

lwarrenpolygraph@outlook.com

Education:

B.S. Psychology, University of Florida

Professional Info

Lori became an FBI polygraph examiner in 2010 after training at the National Center for Credibility Assessment, the training site for examiners from the FBI, CIA, NSA, Secret Service and DEA. She conducted operational, applicant, reinvestigation and witness protection examinations, and traveled regularly to Indian reservations in the western U.S. to test suspects in homicide and sexual assault cases.

From 2012 to 2015 she served as a Supervisory Special Agent in the FBI Polygraph Unit at FBI Headquarters, overseeing international testing, continuing education and daily quality control for FBI examiners nationwide. 

Training & Certifications

Finding The Truth, No Matter What It Is

To conduct polygraph examinations ethically and within the guidelines of the American Polygraph Association and ultimately find the truth, no matter what it is.

Wooden gavel symbolizing ethical standards

Two Decades With The FBI

Highlights from Lori’s 20-year career as an FBI Special Agent, Polygraph Examiner and supervisor.

1999 - Chicago

Special Agent on foreign counterintelligence cases.

2004 - Cincinnati

High-level task force; briefed at the White House twice.

2010 - Polygraph Examiner

Trained at NCCA; solved the Riley Fox cold case.

2012 - FBI Headquarters

Supervisory Special Agent, FBI Polygraph Unit.

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