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Central Polygraph Service

Central Polygraph Service

Private Investigator

560 Frontage Rd, 1 Northfield Plaza, Northfield, IL

4.5/10 Reviews

Owner

Business owner

Languages

English
Member since May 2026
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Specialties & Services

Polygraph / Lie DetectorSurveillance

Service Areas

Cook County, Illinois

About

Digital computerized polygraph lie detector tests utilizing the newest state-of-the-art technology for private individuals, couples, businesses, law firms, therapists and law enforcement agencies

Established in 2004. State licensed polygraph examinations providing digital polygraph examinations for private individuals, businesses, law firms, therapists and law enforcement agencies for 15 years.

Service Cities

Cook County, Illinois

Serves Chicago, Cicero, Schaumburg, Evanston, Arlington Heights, Palatine, Skokie, and Des Plaines and 111 more nearby cities.

Reviews

4.5(10 reviews)
4.5

10 reviews

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Inez K.

i would recommend this place they we're great made me feel comfortable thanks ag

i would recommend this place they we're great made me feel comfortable thanks again they took everything slowly took there time and they customzed everything.

This review was left on Yelp and was not independently verified by NearbySpy

via Yelp
T
Tawanda M.

i will highly recommend this place to anyone who is looking to take an test. I w

i will highly recommend this place to anyone who is looking to take an test. I went in today to clear my name to my boyfriend that there were no cheating going on in our relationship. The place was nice clean and inviting. the person who conducted my test was very nice and put my me at ease. I would highly recommend this place to anyone

This review was left on Yelp and was not independently verified by NearbySpy

via Yelp
M
Maria D.

After a very difficult season in our marriage, my husband and I entered counseli

After a very difficult season in our marriage, my husband and I entered counseling, and our therapist recommended a polygraph examination to help establish clarity, accountability, and a foundation for rebuilding trust. From scheduling to the final results, the entire experience was handled with exceptional professionalism, care, and respect. The staff was responsive, patient, and understanding, and they clearly explained the process without ever making us feel rushed or judged. On the day of the appointment, the environment was calm, private, and well organized, which helped make an emotionally intense situation feel manageable. The examiner was professional, knowledgeable, and compassionate, approaching everything with neutrality and respect for both of us. We especially appreciated the time spent carefully reviewing and finalizing the test questions. The examiner worked collaboratively with us to ensure each question was clear, relevant, and aligned with our therapist's recommendations, which reduced anxiety and reinforced that the goal was honesty and clarity. During the examination, the process was calm, structured, and non-confrontational, with each step clearly explained. Afterward, the results were reviewed thoroughly and respectfully, with sensitivity to the emotional weight they carried. Overall, this experience exceeded our expectations during a very vulnerable time in our marriage. The professionalism and integrity shown throughout made a difficult step feel supportive and ethical, and I am grateful for the role it played in our healing journey. I would confidently recommend Central Polygraph Service to anyone needing polygraph testing.

This review was left on Yelp and was not independently verified by NearbySpy

via Yelp
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Steve S.

The examiner what kind and friendly and put me at ease before exam. Would highly

The examiner what kind and friendly and put me at ease before exam. Would highly recommend.

This review was left on Yelp and was not independently verified by NearbySpy

via Yelp
R
Regina J.

I came in for a polygraph test and was extremely satisfied. The staff and the ex

I came in for a polygraph test and was extremely satisfied. The staff and the examiner were all very professional and a pleasure to work with. Would absolutely do business again and recommend to others

This review was left on Yelp and was not independently verified by NearbySpy

via Yelp
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Dave J.

Extremely professional and accurate. Our relationship was on the line and we had

Extremely professional and accurate. Our relationship was on the line and we had no other alternative. Was done in a good amount of time and I would recommend if you want to get ease of mind on any dark areas you are trying to resolve.

This review was left on Yelp and was not independently verified by NearbySpy

via Yelp
R
Rich K.

Most credible, accurate, professional, best and certified law enforcement and st

Most credible, accurate, professional, best and certified law enforcement and state polygraph service in the USA!

This review was left on Yelp and was not independently verified by NearbySpy

via Yelp
B
Bridget R.

Excellent service! Very professional and serious about their work. The place was

Excellent service! Very professional and serious about their work. The place was clean and adhered to COVID safety directives.

This review was left on Yelp and was not independently verified by NearbySpy

via Yelp
B
Brian A.

Had an appointment for an employment screening. I got the email with the instruc

Had an appointment for an employment screening. I got the email with the instructions before I had my test. I had to fill out a 12 page packet which took me a few hours. Then packet is very detailed. They will review it with you when you arrive but make sure you don't make mistakes. I did need some clarification on some of the questions. The upside is the interview and test seems to go by fast once your in the middle of it. The downside is that it is intense and the whole thing makes you a little nervous and even a little sweaty. I was a little cold in the room at the beginning but by the end I wasnt.

This review was left on Yelp and was not independently verified by NearbySpy

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L
Lucy B.

Facility is nice, private. Receptive when you are signing up and paying them mon

Facility is nice, private. Receptive when you are signing up and paying them money. After the test I asked them how they validate their service and they asked me to give $450 an hour for any further work. What a joke. It wasn't a question about my specific case, it was a question on what studies are out there on polygraph testing that validate it as a tool to find the truth. I do believe the test but I wanted to be able to come back to those who were questioning it with some scientific validation. Very disappointed in the people who run it and now really question the validity if they can't answer this question.

This review was left on Yelp and was not independently verified by NearbySpy

via Yelp