Any examples of companies using Basecamp to manage software projects?

Question

I'm currently reading "It Doesn't Have to Be Crazy at Work" by the Basecamp team, and am left wondering if any larger software shops are successfully using Basecamp to manage projects.

boolean · Accepted Answer

Here's a recent video walkthrough of how Basecamp uses Basecamp: https://www.youtube.com/watch?v=CFzvA1dEvd8