Marcel has been active in Blockchain/Crypto-Space since the 2011. While the Interest at that time was more in Bitcoin mining and the operation of nodes, the possibilities changed with the development of Ethereum and Smart Contracts. In 2014, he founded a software company to develop the first decentralized platform for DOOH. At CEBIT 2015, the solution was named the “Best Practice Digital Transformation” and after two years sold to an investor. Afterwards, he began working together with partners from the chemical Industry for the development of blockchain-based supply chain finance models . As CEO of AZHOS AG, which was founded in 2018, he develops supply chain finance solutions on a Smart-Contract platform for the process and petroleum industry.