Who Uses Polygraph Services and Why?
- Natalie Marler
- Jan 22
- 2 min read

In South Africa the use of polygraph services had become an industry standard in several sectors, allowing companies an extra safeguard to their clients as well as retail and warehousing to curb losses. Anyone is able to use polygraph testing in their businesses and even in domestic setting to assist in determining the trustworthiness of employees.
South African industries using polygraph testing include:
1. Security industry
Where guards are screened for their honesty and integrity in performing their duties in the protection of key individuals as well as valuable assets and properties.
2. Retail
An industry which is often a target for theft, fraud and stock shrinkage may incorporate polygraph testing in investigations to ensure employees handling cash and inventory are trustworthy
3. Logistics & Warehousing
These businesses, especially the supply chains, which manage and transport high value goods find great value in the use of polygraph testing to ensure the integrity of staff to prevent tampering of good and theft.
4. Hospitality
An industry involving both assets and clients where staff handle sensitive information, financial transactions, and the belongings of clients. When incidents occur polygraph testing becomes a vital part of investigation these breaches of trust and misconduct.
5. Construction and Mining
In these high risk environments where theft of tools, materials and equipment is rife, again here staff integrity is ensured through the practice of polygraph testing.
Other notable industries that make use of polygraph testing to safeguard against fraud, financial discrepancies, breaches of data privacy, theft of intellectual property an any other misconduct include;
Banking and Finance
Insurance providers
Call centers
IT services
And Private Investigative Services
Industries use polygraph testing proactively through screening staff prior to employment, for loss prevention, and as a deterrent through routine or random screenings, and as an investigative toll in resolving suspicions of theft.
Polygraph testing in not limited to large companies and becomes a necessary tool in South Africa wanting to secure the integrity of their work force.
So, who uses polygraph services? You!




