SH Polygraph Services LLC

Polygraph is not a "catch all" for making decisions in situations you are confronted with in life, but it can help you in making the right decision and take away the "stress of not knowing".

Sexual Assault, Abuse & Molestation Polygraphs are often the most delicate and emotional issues for which polygraph is utilized. This type of abuse often finds it very difficult to come to terms with. Some reports of abuse are 100% true, while others are completely false. It is often impossibl...

SH Polygraph Services LLC wishes you and yours the best in 2023!

The Pre-test interview is very important. It gives the examinee and the examiner a chance to get to know each other. It lets the examinee speak about the reason why they are there for testing. It helps the examinee understand how the polygraphs works. It helps the examiner formulate questions...

SH Polygraph Services wishes you a Merry Christmas and all the best in the New Year!

Infidelity Polygraphs can help you make the decision to stay or go and can relieve the "stress of not knowing."

Deception Indicated (DI)
Means that the physiological data are stable and interpretable, and the evaluation criteria used by the examiner led him/her to conclude that the examinee is not wholly truthful to the relevant issue under investigation.

Leonarde Keeler (October 30, 1903 – September 20, 1949) was the co-inventor of the polygraph. He was named after the polymath Leonardo da Vinci, and preferred to be called Nard. He was a Berkeley high school student and amateur magician. He was captivated by John Augustus Larson's machine, a "car...