Polygraph Professionals is dedicated to providing a valid and reliable means to verify the truth and establish the highest standards of moral, ethical and professional conduct in the polygraph field. All examinations are absolutely confidential - the examinee must give written authorization for the release of any information regarding the test.
This web site is designed to provide accurate information regarding polygraph (Lie Detection) testing in general and specific to Polygraph Professionals.
Drug Use, etc.
Custody Issues, etc.
(Employee Polygraph Protection Act)
Employer generated for theft
The examiners of Polygraph Professionals have well over 50 years of combined experience and has conducted thousands of successful examinations for city, county, and federal law enforcement agencies, private industry, attorneys and private individuals.
Mr. Alejandro "Alex" Barba has approximately 13 years of law enforcement experience. He completed an accredited school of polygraphy and is a member of the American Polygraph Association (APA), the California Association of Polygraph Examiners (CAPE) and a certified Post Convicted Sex Offender examiner. Mr. Barba is fluent is Spanish and has conducted many polygraph examinations in the Spanish language.