But the hometown Chicago Tribune runs a much leaner outfit making about 30 percent.

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One other company on the top ten list that seems decidedly unsexy: Coyote Logistics in Chicago, an outfit that matches empty trucks with merchandise that needs to be shipped.

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And Goldman, pushing for a tech edge, bought Hull Group, a Chicago outfit that was an early user of trading algorithms to electronically search out the best prices across multiple markets.

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This is a bigger-than-normal-blog deal because Hansson is a partner at a design outfit called 37signals, like Groupon based in Chicago and a creator and popularizer many of the tools used in Web 2.0 (Wired has a good story on them here.) Amazon.com founder Jeff Bezos is an investor and advisor.

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