Markus Ridder is managing director (COO) at CETECOM GmbH. After studying electrical engineering, he joined NEC / Renesas Electronics (Europe) GmbH designing PCB and doing EMC measurements. Afterwards he joined SGS Institut Fresenius GmbH and worked in the area of failure and damage analysis for electronics. With taking over the test lab of IMST GmbH in 2015 he went back into the regulatory approval, before joining CETECOM GmbH in July 2019. Markus is working on international EMC standards (DIN and IEC) and expert for exposure investigation, especially for mobile communication. Markus received the “Distinguished Service Award” from the LoRa Alliance in 2019, initializing and helping to specify the LoRaWAN certification program from the LoRa Alliance since 2015.