Meet the team behind Marketup

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Join our team
Ed Felten
Co-Founder & Chief Scientist
Steven Goldfeder
Co-Founder & CEO

Steven Goldfeder is Co-Founder and Chief Executive Officer. He holds a PhD from Princeton University, where he worked at the intersection of cryptography and cryptocurrencies. He is a co-author of Bitcoin and Cryptocurrency Technologies, the leading textbook on cryptocurrencies.

Harry Kalodner
Co-Founder & CTO

Harry Kalodner is Co-Founder and Chief Technology Officer. He leads the engineering team. Before the company, he attended Princeton as a PhD candidate where his research explored economics, anonymity, and incentive compatibility of cryptocurrencies.