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    • Adverse History Polygraph Exam
    • Attorneys, PIs & Legal Professionals
    • Domestic Issues Polygraph Exam
    • Domestic Issues Polygraph Exam FAQ
    • Fidelity Issues Polygraph Exam
    • Financial Issues Polygraph Exam
    • Legal & Civil Matters Polygraph Exam
    • Personal Reasons Polygraph Exam
    • Pre-Employment & Background Screening
      • Police Candidate FAQ
    • Specific Issues Polygraph Exam
    • Ulterior Motivations Polygraph Exam
    • Unsanctioned Activities Polygraph Exam
    • Workplace & Internal Investigations
  • Examanes En Español
    • Asuntos de Fidelidad Examen De Poligrafo
    • Actividades No Autorizadas Examen De Poligrafo
    • Asuntos Financieros Examen De Poligrafo
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Registered offender undergoing PCSOT polygraph exam – court-mandated test

Your Trusted in Riverside County

Spectrum Polygraph Services offers professional and confidential polygraph (Lie Detector) examinations throughout Riverside County. We provide in-office or mobile services to meet your needs throughout the region.

Whether it’s relationship issues, legal concerns, or employment screenings, we are here to help.

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A concerned couple sitting on a couch, looking at each other with worried expressions, suggesting relationship issues that a polygraph exam could help resolve.
Infidelity & Relationship Polygraph Tests
Address trust concerns and infidelity suspicions with our discreet and professional relationship polygraph examinations, providing clarity and peace of mind.
A gavel and law books on a desk, symbolizing legal proceedings where polygraph evidence might be relevant.
Legal & Civil Matters Polygraph Exams
Support your investigation with our certified polygraph examinations.
A person in a business suit shaking hands with another person, representing employment screening and background checks.
Pre-Employment & Integrity Screenings
Ensure a trustworthy workforce with our pre-employment and periodic polygraph screenings, designed to detect potential risks and maintain workplace integrity.
A person looking stressed and anxious, representing the emotional distress that can be caused by false accusations.
Specific Issue Polygraph Exams
Clear your name and restore your reputation with our specialized polygraph examinations, designed to prove your innocence in the face of false accusations.

Polygraph (Lie Detector) Exams in:

Riverside, Moreno Valley, Corona, Murrieta, Temecula, Hemet, Perris, Lake Elsinore

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  • Blog
    • Polygraph Basics & Education
      • What to Expect During a Polygraph Exam
      • What Questions Can Be Asked in a Polygraph?
      • Top 10 Misconceptions About Lie Detector Tests
      • The History of the Polygraph: How Lie Detector Testing Evolved
      • Is It Possible to Beat a Polygraph Test? The Truth About Countermeasures
      • How Accurate Are Polygraph Tests? Debunking the Myths
      • How to Prepare for a Polygraph Test: Tips for Best Results
      • Polygraph Examiner Credentials – What Makes a Professional?
    • About Our Services
      • Mobile Polygraph Exams – We Come to You
      • Why Spectrum Polygraph Services is Southern California’s Trusted Provider
    • Immigration & Government Cases
      • Polygraph Testing for Immigration and Asylum Cases
    • Polygraph Ethics, Fraud & Consumer Protection
      • Fraud Alert: How To Avoid Being Scammed by Polygraph Examiners
      • Why You Should Choose a Polygraph Company with Quality Control
    • Professional, Corporate & Employment
      • Polygraph Exams for Tournaments & Competitive Events
      • Polygraph Exams for Private Investigators – Partnering for Results
      • The Role of Polygraph in Pre-Employment Background Checks
    • Relationship & Domestic Issues
      • Polygraph Testing for Infidelity Cases
      • Polygraph Exams for Domestic Issues: Resolving Conflict Through Truth
      • Bilingual Polygraph Services – Why Language Matters in Testing
      • Failed a Drug Test? How a Polygraph Exam Can Help Clarify the Truth
      • Polygraph Exams for Theft & Other Losses (Non-Employment Related)
    • Legal & Court-Related Testing
      • Legal Uses of Polygraph Testing in California
      • Polygraph Exams for Civil Litigation Support
      • Why Attorneys Recommend Polygraph Tests
      • Can You Refuse a Polygraph Test? Legal Rights Explained
      • How Polygraph Helps in Child Custody or Domestic Disputes
  • About Us
  • Contact Us
  • Privacy Policy
  • Terms & Conditions
  • Blog
    • Polygraph Basics & Education
      • What to Expect During a Polygraph Exam
      • What Questions Can Be Asked in a Polygraph?
      • Top 10 Misconceptions About Lie Detector Tests
      • The History of the Polygraph: How Lie Detector Testing Evolved
      • Is It Possible to Beat a Polygraph Test? The Truth About Countermeasures
      • How Accurate Are Polygraph Tests? Debunking the Myths
      • How to Prepare for a Polygraph Test: Tips for Best Results
      • Polygraph Examiner Credentials – What Makes a Professional?
    • About Our Services
      • Mobile Polygraph Exams – We Come to You
      • Why Spectrum Polygraph Services is Southern California’s Trusted Provider
    • Immigration & Government Cases
      • Polygraph Testing for Immigration and Asylum Cases
    • Polygraph Ethics, Fraud & Consumer Protection
      • Fraud Alert: How To Avoid Being Scammed by Polygraph Examiners
      • Why You Should Choose a Polygraph Company with Quality Control
    • Professional, Corporate & Employment
      • Polygraph Exams for Tournaments & Competitive Events
      • Polygraph Exams for Private Investigators – Partnering for Results
      • The Role of Polygraph in Pre-Employment Background Checks
    • Relationship & Domestic Issues
      • Polygraph Testing for Infidelity Cases
      • Polygraph Exams for Domestic Issues: Resolving Conflict Through Truth
      • Bilingual Polygraph Services – Why Language Matters in Testing
      • Failed a Drug Test? How a Polygraph Exam Can Help Clarify the Truth
      • Polygraph Exams for Theft & Other Losses (Non-Employment Related)
    • Legal & Court-Related Testing
      • Legal Uses of Polygraph Testing in California
      • Polygraph Exams for Civil Litigation Support
      • Why Attorneys Recommend Polygraph Tests
      • Can You Refuse a Polygraph Test? Legal Rights Explained
      • How Polygraph Helps in Child Custody or Domestic Disputes
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