The links in the sticky are no longer good. I was trying to find the list to check a business's license and found a site that I think is the same that was originally linked to in the sticky.
http://www.atc.rev.state.la.us/license-lookup.php
Click on "generate roster(s)". The rest is pretty self-explanatory.
http://www.atc.rev.state.la.us/license-lookup.php
Click on "generate roster(s)". The rest is pretty self-explanatory.