Certified Professionals

Humberto Hernandez is the ESD/EOS Coordinator for Flex Medical Tijuana site.

Inderjit Singh is the Director / Co-Owner of S’pore based Cesstech (S) Pte Ltd which deals with the supply of Microcontamination & ESD products & services for Ultra clean environments & processes . 

He has more than 20 years of experience in the field of contamination control and  Static charge control in Cleanrooms . His expertise and experience lie in the field of cleanroom performance testing & certification, performance of ESDC testing & audits and the sales, service and selection of ESD products .

He has been actively involved in presenting papers & conducting training on Critical Environment(s) testing, ESD Controls and ESD Program Management to end users in a myriad of industries .Additionally he has contributed and published several technical articles on ESD and Cleanroom Testing .     

Academically, he has a Degree in Mechanical Engineering and a MBA . Professionally he is a NEBB (National Environmental Balancing Bureau) Certified Cleanroom Performance Testing Professional (#3180) & iNARTE Certified ESD engineer (#328) .

Istvan Kovalik started his work in the field of ESD control in 2003. He has fallen in love with this topic and started to go deeper into it. He's been working as an ESD Coordinator at Harman since 2015, and is responsible for all aspects of ESD control in 3 facilities in his country.  He performs some volunteer work for ESDA and started to join to standardization works through IEC TC101 committee.

In his free time, Istvan likes pairing tasting notes and pairing cigars with whiskey or cognac.