Veritas Vincit
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Polygraph services located in Tucson and Glendale, Arizona. We also provide mobile polygraph services to all of Arizona.

With over 40 years of combined experience in the industry, Southwest Polygraph Services, Inc., based in Tucson, Arizona is committed to assisting their client base with expert assessments and testing. Established in Tucson in 1972, we are the oldest polygraph agency in the Southern Arizona area. We are members of the American Polygraph Association, American Association of Police Polygraphists, National Polygraph Association and are professionally insured. We are member in good standing the with Better Business Bureau of Arizona as well as the Arizona Corporation Commission.
npa members in Tucson, AZ-Southwest Polygraph Services
apa members in Glendale, AZ-Southwest Polygraph Services
aapp members in Tucson, AZ-Southwest Polygraph Services

Background Checks

We also provide background and security checks as well as personnel screening for private employers. Our examiners have the skills necessary to deliver reliable results that will provide you peace of mind when hiring a new employee.


Additionally, we provide skilled expert testimony on cases when required.
We always provide confidential, unbiased and competent services while maintaining the highest level of professionalism and adhere strictly to industry standards. When you need an experienced and thorough polygraph examiner in Arizona, call on Southwest Polygraph Services Inc., at 520-326-4756 or 480-689-1383.
Please call today to schedule an appointment