Our Services

At G17 Polygraph, we take pride in offering a diverse range of services and products tailored to cater to your specific requirements. With our expertise and commitment, we strive to meet your needs efficiently and effectively.

Specific Polygraph Examinations

  • Identify deception and clear the innocent
  • Results: “Deception Indicated,” “No Deception Indicated,” or “Inconclusive”
  • Ideal for determining involvement in specific incidents

Pre-Employment Polygraph Examinations

  • Also known as “Screening Polygraph Examinations”
  • Used by institutions, companies, and governments for applicant suitability assessment
  • Benefits include ensuring honesty on application forms and providing opportunities for voluntary admissions

Polygraph Screening/Periodic Examinations

  • Preventative measures against theft and fraud.
  • Effective in industries with large volumes of stock
  • Acts as a psychological deterrent to potential theft
  • Recommended for positions of trust, including line managers, stock controllers, finance personnel, cleaning staff, domestic workers, and company security personnel

Interviewing & Interrogation

Our experienced team at G17 Polygraph excels in uncovering critical information during investigations. Through the application of specialized techniques that are both ethical and legal, we are able to conduct interviews and interrogations with high effectiveness. Our approach consistently yields valuable insights crucial to your case.



We offer a wide range of investigative services to effectively address corporate and legal challenges. At G17 Polygraph, our team consists of highly experienced professionals adept at gathering evidence, conducting background checks, performing due diligence, and delivering comprehensive investigative reports. Whether you require assistance in uncovering corporate fraud, resolving legal disputes, or safeguarding the security of your organization, our tailored investigative services are tailored to meet your specific needs.

Our commitment to excellence and strict adherence to ethical standards ensure that you receive the highest quality service.

Service Areas

G17 Polygraph (Pty) Ltd proudly serves clients throughout South Africa and beyond. While our headquarters are located in Gauteng, our commitment to delivering the truth knows no boundaries. We provide services in the following areas:

  • Gauteng
  • Limpopo
  • Mpumalanga
  • Free State
  • North-West
  • Kwa-Zulu Natal
  • Northern Cape
  • Eastern Cape
  • Western Cape

G17 Polygraph: Extending Our Truth-Finding Services Beyond South African Borders

At G17 Polygraph, our commitment to revealing the truth knows no bounds. In addition to serving clients within South Africa, we proudly extend our reach to neighboring countries like Lesotho, Swaziland, and beyond. So, if your quest for truth transcends geographical boundaries, rest assured, we are here to serve you.