The 2009 Inc. 500: The Top 10 States

Illinois, fast-growth companies
5 of 10

No. 6: Illinois, 23 companies

Illinois entered the list of leading Inc. 500 states in 2007 and has held steady for the past two years. Its highest-ranked company, vAuto (No. 22), is also the state’s only entry in the software industry. The company develops inventory-management applications for used-auto dealers.