Founder and CEO of Techmetrics GmbH Germany (www.techmetrics.de)Expert in metrology, calibration, accreditation according to ISO/IEC 17025.Professional in calibration of humidity quantities with different devices and methods, such as thermodynamic primary technique, but also temperature, pressure and velocity.Foundation of Techmetrics in April 2023.Foundation, establishment and management of the German branch of MBW Calibration AG for humidity measurement technology (dew point mirrors) and humidity generators in 2018. Accreditation of the calibration laboratory according to ISO/IEC 17025 for humidity measurement quantities and temperature.Since 2004 head of accredited calibration laboratories with the measurands temperature, humidity, dew point, pressure and flow velocity. 5 years previously deputy. Experience in generating humidity at the highest level with primary realization, temperature, pressure and velocity measurements, comparison of wind tunnels. Production automation of alignment processes. Calibration Equipment. Foundation and establishment of a service branch.Since May 2016 Chairman of the DKD Expert Committee Temperature and Humidity, 7 years previously Deputy Chairman:https://www.ptb.de/cms/en/metrological-services/dkd/technical-committees-within-the-dkd/5-temperature-and-humidity.htmlSince 2022 Expert assessor for humidity measurands and calibration of climate chambers for accredited calibration laboratories for the DAkkS (Deutsche Akkreditierungsstelle, the national accreditation body of Germany): www.dakks.dePublications:Initiator and main author of the DKD guideline DKD-R 5-8 "Calibration of hygrometers for the direct measurement of relative humidity" 2019/02:https://www.ptb.de/cms/fileadmin/internet/dienstleistungen/dkd/archiv/Publications/Guidelines/DKD-R_5-8_2019_en.pdf