1. Charles River Laboratories, Inc, Reno, Nevada, USA
2. Eli Lilly and Company, Indianapolis, Indiana, USA
3. GlaxoSmithKline, Collegeville, Pennsylvania, USA
4. Pfizer, Groton, Connecticut, USA
5. AbbVie, Chicago, Illinois, USA
6. Genentech, Inc., South San Francisco, California, USA
7. Labcorp Drug Development, Madison, Wisconsin, USA
8. Inotiv, Maryland Heights, Missouri, USA