Mercaris, data and trading for Organic agriculture, based out of 1871, founders are grads of Excelerate (now Techstars Chicago), recently closed a Series A, hiring/growing.
You're way more connected with the Chicago startup scene than I am. Do you think this list was representative? (I'm not challenging you; I genuinely don't know the answer).
tptacek|11 years ago
Let's set up an HN meetup.