Polygraph Investigation
(626) 905-4660
345 W Foothill Blvd, Glendora, California, 91741
About us
AT Polygraph Investigation, we have been providing expert services in California and throughout the United States and out of the country since 1983. We have special expertise in criminal investigations and Polygraph testing. We utilize the most current methods and equipment in conducting these services for you. Our services can be provided in English and Espanol~Spanish. Call today to schedule a consultation or for more information.