Article · ~12 min read

How Big Can This Get? A Founder's Guide to Market Sizing

Petar Dimov · 22nd Century Frontier Free Intermediate

A founder-facing guide that ties market sizing to the question investors are really asking, and warns against describing only your first segment without the expansion logic. It helps you frame a small starting market as the front of a larger story. Concrete on what to actually show and how far out to project.

  • Investors want the expansion path, not just your first customer segment.
  • Explain the conditions that will make the market grow over time.
  • Size for a few years out, grounded in assumptions you can defend.

The question it answers

  1. How do I estimate a market size when the product I'm building doesn't have a category yet?

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