Bilingual Polygraph & Lie Detector Exams in the Inland Empire

At Spectrum Polygraph Services, we provide reliable, confidential, and fully bilingual lie detector testing across the Inland Empire. Whether you’re seeking answers in a personal relationship, preparing for court, or investigating theft in the workplace, we deliver accurate polygraph exams administered by certified professionals. Our team proudly serves both English and Spanish-speaking clients throughout San Bernardino and Riverside Counties.

Bilingual polygraph examiner conducting a lie detector test in Inland Empire

Why Choose Spectrum Polygraph in the Inland Empire?

Polygraph (Lie Detector) Exams in Entire Inland Empire

Our mobile polygraph examiners and office-based testing services are available in cities throughout the Inland Empire, including: