3. Lilly
Industry: Drugs and biotechnology
Employees: 40,655
A woman leaves the Eli Lilly and Company campus in downtown Indianapolis, Tuesday, April 18, 2006. Lilly will announce earnings on Thursday. Pharmaceutical maker Eli Lilly & Co. on Thursday, Aug. 20, 2006, said strong sales of its antidepressant Cymbalta and other newer drugs helped its profit grow 13 percent last quarter. (AP Photo/Michael Conroy)