Professional, Honest, and Experienced
Derek Piasecki has administered hundreds of Polygraph Examinations in both criminal and civil cases as a Certified Polygraph Examiner. These exams were conducted for Federal and Local law enforcement agencies, corporations, and private individuals. Derek is also active in the administration of Post Conviction Sex Offender Testing. He was trained by some of the most respected Polygraph Examiners in the field. Derek has extensive interview and investigative experience. He is well respected in the field, serving on both State and National Polygraph Boards.
Derek is also available for general Polygraph consulting. All exams are conducted in a professional, discrete office location in West St. Louis County. Mr. Piasecki can also travel to your location anywhere in the State of Missouri for an extra fee. Evening and weekend appointments are available at no extra charge to fit your schedule. All initial consultations are done at no cost and are completely private.
Confidentiality is assured with all clients.
Mr. Piasecki is a member of National and State Polygraph Associations and attends yearly training seminars and is also licensed by St. Louis County to conduct Polygraph examinations.
Mr. Piasecki will provide a written report for every exam conducted and will also utilize peer review and quality control when a question arises. He will respect all clients’ needs and their confidentiality.
Mr. Piasecki has been a law enforcement Polygraph Examiner for over ten years. Examiners gain the most experience when employed by a law enforcement agency. He has conducted exams for criminal cases to include murder and violent crime cases. Derek will provide accurate results.
Please contact us for an appointment or if you have any polygraph examination questions.