Meet our Team


Johan Deysel

Co-Founder & Director


Johan is one of iSERT's founding members and specializes in EMC, Performance & Safety testing. He's also the company Finance manager.


Favorite beer: Stella Artois

Riaan van den Berg

Co-Founder & Director


Riaan is one of iSERT's founding members as well as our resident RF test and RF performance optimization Guru.


Favorite beer: Castle Light

Heinrich Olivier

EMC & RF Test Engineer


Heinrich is our very dedicated specialist RF Test Engineer as well as being proficient in a number of EMC test standards.


Favorite beer: Stella Artois

Lizette de Vries-Venter

Senior Safety Test Engineer


Lizette has an impressive CV longer than most of the short stories she writes in her spare time. She's our super experienced senior safety engineer.

Favorite beer: Non-alcoholic

Altus du Plooy

EMC & Performance Test Engineer


Altus is our very reliable go-to-guy with all matters related to EMC & Product Performance testing.



Favorite beer: Castle Light

Ernest van Niekerk

Safety Test Engineer


Ernest is the company’s ladies’ man, working alongside Lizette as a very capable safety engineer.



Favorite beer: None
Other drink: Flying Fish