Polygraph Testing and Analysis

Polygraph Testing and Analysis

Arthur F. Gren, Chief Investigator – As a former U.S. Marine and Deputy Chief of Police, Gren approaches his work for Nastec clients with military precision. Over the course of his 25-year career in investigations and loss prevention, Mr. Gren has directed investigations and has presented security lectures for high profile clients throughout the region.

As a Certified Polygraph Examiner and member of the International Association of Chiefs of Police, he has investigated employee theft, executed security audits, and currently conducts pre-employment polygraphs for the Los Angeles Police Department.

Prior to Joining Nastec, Mr. Gren served as the Chief Investigator and Polygraphist for A.S.S.C.G. Corporation and also worked for Purolator Armored as a Loss Prevention Manager. He holds a Master’s Degree in Public Administration and graduated from the National Academy of Lie Detection Polygraphist.

Knowledge is power!