JK Group
Marcel Koch has a diverse work experience. Marcel started their career as a DH-Student at LBBW in 2010 and worked there until 2013. Marcel then joined Baden-Württembergische Bank as a Marktassistent Unternehmenskunden from 2013 to 2014. After that, they worked at LBBW Singapore Branch as a Trainee Unternehmenskunden for a brief period in 2016. Marcel also worked as a Senior Consultant at Struktur Management Partner GmbH from 2016 to 2017. Currently, Marcel is working at JK-Group, where they held the position of Executive Director Finance from 2017 to 2019 and then became CFO from 2020.
Marcel Koch pursued an Executive MBA from Kellogg-WHU between 2023 and 2025. Prior to that, they obtained a Bachelor of Arts (BA) degree in BWL-Bank from Baden-Wuerttemberg Cooperative State University (DHBW) from 2010 to 2013.
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JK Group
HIGH QUALITY MADE IN GERMANY Founded in 1927 as a carpenter’s workshop, the JK Group is today a leading provider in the fields of wellness, lifestyle and healthcare. The Group includes the global brands Ergoline (solariums), Wellsystem (overwater massage) and Beauty Angel (cosmetic appliances). The company headquarters in Windhagen are home to production, the development center and the showroom. The other production facilities, logistics center, administration and technical customer service are located in Bad Honnef-Rottbitze. In addition to the high quality products ‘Made in Germany’ and constant innovations, it is above all the consistent customer orientation and a worldwide service network, which make the JK Group the market leader in its sectors. ERGOLINE: NUMBER 1 SOLARIUM For over 30 years, the brand with the magenta logo has stood for the latest UV and light technologies, intuitive operation and superior quality. In 2019, the brand was repositioned and is now consistently oriented towards the user’s wishes for a natural tan, well-groomed skin and wellness. WELLSYSTEM: ORIGINAL HYDROJET TECHNOLOGY With the Hydrojet, Wellsystem has created a new product category that is now an indispensable part of physiotherapy. The market leader’s overwater massage systems are used in thousands of therapeutic and commercial applications worldwide. PURE: AIR PURIFICATION WITH UVC The pure UVC air purification, which originates from the medical and food industry, deactivates over 99.99% of the viruses and bacteria in the air in one go. For a significantly reduced risk of infection. To increase safety for yourself, your employees and your customers. BEAUTY ANGEL: SKIN CARE WITH LIGHT Beauty Angel epitomizes a gentle beauty application with UV-free light. Special light spectra, so-called Beauty Light, work in the depth of the skin and increase the body’s own production of collagen to visibly improve the skin condition.