Best Polygraph Examiner and Lie Detection in San Diego, CA 


Our team of highly trained and experienced polygraph examiners provides the best lie detection services in San Diego, CA. Our lead polygraph examiner is federally certified and has been trained at the Department of Defense, National Center for Credibility Assessment (NCCA). As a result, he has developed a comprehensive understanding of polygraph testing and can expertly manage the polygraph program.

We believe that a successful polygraph exam requires both technical expertise and interpersonal skills. Our examiners possess both qualities and are committed to conducting flawless tests that deliver trustworthy results that can withstand the highest level of scrutiny. When you work with us, you can be confident that you are receiving the most accurate and reliable polygraph testing services available in San Diego County.

What types of issues can be resolved with polygraph examination services?

Polygraph examination services are typically used to resolve issues related to truthfulness or deception. Some of the most common issues that can be resolved with a polygraph examination include:

  1. Employee theft: Polygraph examinations can help identify employees who are stealing from the company or engaging in other forms of financial misconduct.
  2. Infidelity: Polygraph examinations can be used to determine whether a partner is cheating or being unfaithful in a relationship.

  3. False accusations: Polygraph examinations can help clear individuals who have been falsely accused of a crime or other wrongdoing.

  4. Sexual misconduct: Polygraph examinations can be used to investigate allegations of sexual harassment, assault, or other forms of misconduct.

  5. Drug use: Polygraph examinations can help identify individuals who are using drugs, selling drugs, or involved in drug-related activities.

  6. Employment screening: Polygraph examinations can be used as part of the hiring process to screen potential employees and ensure they are being truthful about their qualifications, experience, and background.

Ready to Serve San Diego 

Investigative and Polygraph Services that help our clients achieve their goals by providing them with the critical information they need to make informed decisions. 

ISG is a professional investigative services firm that is dedicated to providing reliable, efficient, and effective investigative services to clients across San Diego County. Our team has extensive experience in conducting various types of investigations, including fraud, workplace misconduct, theft, and other criminal or civil matters.

Our services include polygraph tests, administrative internal affairs investigations, review and analysis of critical incidents, investigation of hostile work environment and sexual harassment allegations, review and analysis of completed administrative internal affairs investigations, management consulting, executive management, and pre-employment background investigations.

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How to set up a polygraph test?

Setting up a polygraph test typically involves the following steps:

  1. Choose a reputable polygraph examiner: Look for a qualified and experienced examiner who is licensed and certified by a recognized professional organization. You may want to ask for recommendations from colleagues or search online for reputable examiners in your area.
  2. Discuss the details of the examination: Before scheduling the test, discuss the purpose and scope of the examination with the examiner. Provide them with all relevant details, including the questions to be asked and any relevant background information.

  3. Schedule the exam: Once you’ve agreed on the details, schedule a date and time for the examination that works for both you and the examiner.

  4. Prepare for the exam: Provide the examinee with any relevant instructions or information they may need to prepare for the exam, such as avoiding certain medications or abstaining from alcohol and caffeine.

  5. Conduct the exam: On the day of the examination, the examiner will administer the polygraph test and record the results. The entire process typically takes 2-3 hours.

  6. Review the results: After the examination, the examiner will provide you with a report summarizing the results of the polygraph test. Review the results carefully and determine whether any follow-up actions are necessary based on the findings.