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Our vision at EMET Polygraph and Investigative Services is to provide accurate and reliable Polygraph and Investigative services to all our clients in order to minimise risk and eliminate potential loss. We strive to be the best Polygraph and Investigation Company, we believe in creating and maintaining a long-term professional relationships with all our clients through the provision of effective Polygraph and Investigation services. We shall deliver the same thorough, confidential and professional service to all our clients

CODE OF ETHICS

To act in a professional manner towards our clients and our examinees at all times.To respect and treat all persons with dignity, being just, fair and impartial with each individual in conducting our professional duties.To conduct our professional duties and obligations with independence, dignity and self-respect.

To restrain from influences intended to benefit our political, personal or financial wellbeing while exercising our professional responsibilities.
To maintain the highest standard of qualification, by attending accredited advance training annually to keep up to date with the latest research.
To conduct each Polygraph test as prescribed by both Polygraph Association namely, SAPPA and SAPFED, affiliated members of the APA.

SERVICES

Polygraph Tests

  • Pre-Employment
  • Periodic / Routine
  • Incident
  • Infidelity

Investigations
Criminal Checks
Credit Checks

Areas: National, Gauteng, North West Province, Limpopo, Mpumalanga, Africa and North Africa.

Cathy Velthuysen (de Meillon)

Cathy Velthuysen matriculated in 1992 and joined the SAPS as a reservist in 1993 until 2002.  Cathy did service in the Uniform branch, crime prevention, suspect tracing and detective branch.Cathy worked as a Bank Manager for Capitec Bank, she attended the Academy of Scientific Investigative training in Philadelphia USA and graduated and began her career as a Forensic Pshyco Physiologist.

Cathy is a registered member of SAPFED – South African Polygraph Federation. Also registered with SAPPA – South African Professional Polygraph AssociationCathy Velthuysen is internationally qualified as a Forensic Psycho-Physiologist, qualified at the Academy of Scientific Investigative Training, Philadelphia, USA. APA Accredited School.

Advanced Training - Cathy

4 - 5 March 2016: Presented by J Patrick O’Burke – American Polygraph Association President Elect

  • Update to APA Standards of Practice
  • Quality control Procedures
  • Comparative Techniques
  • Latest Lafayette Products and Software
  • Eye Detect
  • APA Divisional Affiliate Membership

16 April 2016: Presented by Dr Elka Erlank

Effects of Drugs on the polygraph Test: presented by David van Wyngaard

  • Test Question Construction
  • Chart Analysis of Polygraph Data
  • Quality Review

March 2017: Presented by Guillermo Witte PEAK Credibility Assessment Training Centre USA

  • Use of Interview Route Maps
  • Test Data Analysis
  • Managing Countermeasures
  • Relevant Scientific Domain – Polygraph Principles

3 - 4 November 2017: Presented by Dr Louis Fick – Industrial Psychologist from Integrity International

  • Integrity in Practice
  • Competency based Assessments
  • Security Assessment Profile

1 - 2 December 2017: Presented by Johanette Rheeder

  • Preparing for giving Expert Witness Testimony
  • Presented by Chuck Slupski – American International Institute of Polygraph USA
  • Preparing and Presenting Polygraph Evidence
  • Diagnostic and Screening Examinations
  • Chart Evaluation

17 -18 February 2018: Presented by Raymond Nelson – International Polygraph Studies Centre USA

How to select a polygraph technique?
Practical Polygraph:

  • Electrodermal Activity
  • Cardiovascular activity
  • Respiration activity
  • Use of chart marks
  • Quality Assurance
  • CM’s management
  • Question formulation: Evaluation of limits and other type of questions
  • How to select a CQ and the correct presentation of PLC’s and DLC’s
  • An understanding of the Successive Hurdles in PDD
  • Multinomial Empirical Scoring System

16 - 17 March 2018: Presented by Dr Gérard Labuschagne

  • Mental illness warning signs
  • Paedophiles
  • Workplace threats
  • Open-and-shut cases, why are there never open-and-shut
  • Major case management – The Oscar Pistorius Case
  • Crime scene alteration in violent crimes

Work Experience

Started working in Department of Agriculture in 1984. Position – Agronomy Researcher an Agricultural Manager at Towoomba Research Station.

Polygraph Tests conducted

Several polygraph tests were successful conducted in the farming communities since May 2017.

AC Sonnekus:

Member of The Southern African Polygraph Federation (SAPFED) Divisional member of American Polygraph Association (APA)

Military Service

  • SADF Service years: 1978 -1989 (Artillery)
  • SANDF Service years: 1989 -2007 (Warmbad Commando)

Last unit/section

  • Warmbad Commando
  • Rank on leaving – RSM (AOI)

Advanced Training - Chris

16 April 2016: Presented by Dr Elka Erlank

Effects of Drugs on the polygraph Test1: Presented by David van Wyngaard

  • Test Question Construction
  • Chart Analysis of Polygraph Data
  • Quality Review

1 - 2 December 2017: Presented by Johanette Rheeder

  • Preparing for giving Expert Witness Testimony
  • Presented by Chuck Slupski – American International Institute of Polygraph USA
  • Preparing and Presenting Polygraph Evidence
  • Diagnostic and Screening Examinations
  • Chart Evaluation

17 and 18 February 2018: Presented by Raymond Nelson – International Polygraph Studies Centre USA

How to select a polygraph technique?
Practical Polygraph:

  • Electrodermal Activity
  • Cardiovascular activity
  • Respiration activity
  • Use of chart marks
  • Quality Assurance
  • CM’s management
  • Question formulation: Evaluation of limits and other type of questions
  • How to select a CQ and the correct presentation of PLC’s and DLC’s
  • An understanding of the Successive Hurdles in PDD
  • Multinomial Empirical Scoring System

16 - 17 March 2018: Presented by Dr Gérard Labuschagne

  • Mental illness warning signs
  • Paedophiles
  • Workplace threats
  • Open-and-shut cases, why are there never open-and-shut
  • Major case management – The Oscar Pistorius Case
  • Crime scene alteration in violent crimes