Detectum SA delivers structured, professional, and confidential services aligned with operational realities to many prominent organisations across security, legal, logistics, retail, HR/recruitment, Farming and related sectors depending on reliable, scientifically grounded integrity verification tools.
Professionally conducted polygraph testing serves as a powerful, evidence-based tool in the following areas:
> Pre-Employment Screening - Reduce hiring risks and build trustworthy teams.
> Workplace Investigations - Facilitate fair, fact-based resolutions.
> Loss Control and Shrinkage Investigations - Identify and address internal threats.
> Ongoing Integrity Screening - Reinforce accountability, particularly in high-risk or incentive-linked roles.
> Infidelity Screening - Spouse integrity
Our methodology remains practical, discreet, and directly responsive to the real-world challenges faced by modern South African organisations and private persons.
Our strategically located offices in Randburg and Rustenburg enable efficient, prompt service delivery throughout:
> Gauteng
> North West
> South-eastern Limpopo
> Northern Free State
> Western Mpumalanga
Mr. Viljoen, Founder, Director and Forensic Psycho-Physiologist of Detectum SA (Pty)Ltd, brings a wealth of experience across law enforcement, executive transport, international product marketing, and specialized industrial sectors. His professional journey includes:
> 21 years in law enforcement (1994–2015)
__Instilling a foundation of integrity and investigative expertise.
> Executive Logistics for VIP clientele (2014–2019)
__Premier transport assignments with BMW, Mercedes-Benz, and Audi at European PGA and Sunshine Tour events as well as the Gary Player Invitational event.
> International Trade (2018)
__Collaborated with the South African Department of Trade and Industry (DTI) to promote locally manufactured health products in Sweden and Denmark.
> International training and certification in advanced polygraph examination
__From the International Polygraph Study Centre, Cape Town.
> Ongoing professional development
__Under the American Polygraph Association (APA) and the Southern African Polygraph Federation (SAPFED). He is also registered with the Private Security Industry Regulatory Authority (PSIRA)
Services Provided
Work Focus
polygraph lie detector,
fraud investigations,
polygraph services,
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lie detection,
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incident investigation,
screening services,
pre-employment screening,
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lie detecting