Dennis is an active angel investor and bitcoin veteran. He has been involved with bitcoin since running his first full node in 2012. He contributes to the blockchain curriculum at Harvard Business School and lectures around the world. 


Dennis invests in seed stage startups alongside leading venture capital firms and professional angels. Dennis also advises startups that can leverage his blockchain or frontier technology expertise or who can benefit from introductions in his network. 

Startup portfolio includes:

 Rain    SparkSwap   Namebase    CSPA 

Apollo Club    InnerSpace    Starcity

Corvus Robotics    Jiobit    Picap   Kick

     Standard Cognition   Bunch    Coral    

Mythic Markets   Moesif    

Red Planet Labs    Pronto   Safe App

You can invest alongside Dennis via his fund:


Connect with Dennis via email or using the social media icons below.

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