Douglas Kalis Consulting is rated 3 out of 5 in the category security and investigations. Read and write reviews about Douglas Kalis Consulting. Commercial Polygraph Services Psychophysiological Detection of Deception (PDD) +27825522588 All Polygraph Examinations are done in strict adherence to the Southern African Polygraph Federation (SAPFED) Code of Ethics and Code of Practice. Furthermore, the American Polygraph Association (APA) Standards of Practice are adhered to. Services: Subject specific examinations. Periodic examinations. Pre-employment / vetting examinations: Confirmatory Examinations: