Martijn Hoogeveen is internet and ecommerce enterpreneur since 1998. He exited twice from an online e-tailer. As CEO of Icecat, he listed this global syndicator of product content at Dutch NPEX in February 2017. He's involved in blockchain startup Ledgable, and a number of e-commerce and online marketing activities such as reviews aggregator Testseek (SE), e-commerce developer Iceshop (NL), e-marketing agency Vondel Marketing (BY), and Product Information Management developer Bintime.com (EE/UA). He got his PhD in 1994 at Delft University of Technology, and was till 2004 professor multimedia/e-commerce.