It's not based on the Inc 500. It says it's based on data from Bloomberg and Capital IQ, which is probably why he isn't releasing it. I tried Googling around f

It's not based on the Inc 500. It says it's based on data from Bloomberg and Capital IQ, which is probably why he isn't releasing it. I tried Googling around for a free stock screener that would let you filter by revenue and founding year but I couldn't find anything. It wouldn't get you the private companies but it would probably be a representative sample of the whole group.