As founder and owner of one of the largest independent advisors on structured products at the time, Constantin has created numerous financial products. In 2018, he arranged the bond and raised money for a real estate company with a similar strategy of focusing on office properties in secondary cities. He has further developed the concept and strategy for Cornhill AG and put together a team of experienced real estate professionals and asset managers. Having lived most of his adult live in London, Constantin has founded several companies in the area of finance, mobile payment and structured products. Additionally, he did successful residential real estate investments in the UK. His professional life began in London working for many years at Union Bank of Switzerland (UBS) and Swiss Banking Corporation (SBC).