Inaccurate title: there are at least 8 missing.<p>This article gets the amount of funding wrong. I haven't read the whole thing, but if they got stuff wrong that's in our faq, there are probably other mistakes.
Why do you think it's all YC companies? The article doesn't appear to claim that.<p>Haysan appears to be missing; that's the one with Marie Brattberg in it IIRC. <a href="http://www.heysan.com/" rel="nofollow">http://www.heysan.com/</a>
Hey, what about Simmery Axe? You know, the creators of BrainGuppy. You don't? Oh.<p>Anyway, yeah, Simmery Axe. And you thought Wufoo was a wacked-out name. It's apparently from a Gilbert and Sullivan opera, which doesn't explain as much as deepen the mystery.