Return to Selling/Removing Yard Trees
Here is the most current version of Licensed Timber Buyers here in Illinois:
http://dnr.illinois.gov/timberbuyers/
Depending on the quality and quantity of timber you have, you may want to consider involving an unbiased third-party such as a professional consulting forester:
http://web.extension.illinois.edu/forestry/pdf/tfb-nres-202-14.pdf
Best of Luck!