I would like to thank specifically Andreas Birnik, who had the initial idea to build a taxonomy of different types of moats with lots of mini cases of what different technology companies have done to architect and construct their moats over time. His mentoring, insights and connections with the VC ecosystem have resulted in the report the “Defensible startup”!

During the summer of 2020, I've interviewed 40+ investors, who collectively have reviewed thousands of deals. Overtime, they've built a good understanding of what does – or does not – constitute a moat. I'd like to thank them, for without their very valuable input, this report wouldn't exist! I would like to thank specifically: