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.

Legal Polygraph Testing
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
- Chino
- Perris
- Eastvale
- Menifee