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.

Comprehensive Polygraph Examination Services in the Inland Empire
At Spectrum Polygraph Services, we provide a wide array of polygraph examinations tailored to meet your specific needs. Our certified examiners use state-of-the-art equipment and proven techniques to ensure accurate and reliable results. Whether you’re dealing with personal matters, legal disputes, or employment-related issues, we are here to provide clarity and support. Confidentiality and professionalism are at the core of our services.
Why Choose Spectrum Polygraph in the Inland Empire?
- Years of professional experience in polygraph and law enforcement
- APA-certified bilingual examiners
- Accurate polygraph testing
- Available mobile or in-office across San Bernardino and Riverside Counties
- Trusted by law firms, private clients, and employers
- Transparent pricing and fast results
- 100% confidentiality and client-focused service
Polygraph (Lie Detector) Exams in Entire Inland Empire
- Riverside
- San Bernardino
- Ontario
- Fontana
- Corona
- Rancho Cucamonga
- Temecula
- Moreno Valley
- Murrieta
- Redlands
- Chino
- Perris
- Eastvale
- Menifee
- Victorville