David Siegel is a serial entrepreneur and the founder of Lykke Exchange, a cryptocurrency exchange platform. According to his LinkedIn profile, Siegel has extensive experience in the technology and blockchain industries, having held roles at companies like Microsoft, Xamarin, and Idealab.Siegel founded Lykke Exchange, a blockchain-based trading platform that aims to provide instant liquidity and seamless trading of various digital assets. He has been involved in the development and promotion of Lykke Exchange, as evidenced by his appearances in presentations and articles about the platform.Prior to Lykke, Siegel founded other technology companies like Futureproof and GNOME Do, demonstrating his entrepreneurial background. He has also worked as a designer and engineer at tech giants like Google and Microsoft.Overall, David Siegel is an experienced entrepreneur and blockchain enthusiast who founded Lykke Exchange, a cryptocurrency trading platform focused on providing a user-friendly and liquid environment for digital asset trading.