1. ToxWorks, Bridgeton, New Jersey 08302
2. Exponent, Inc., Midland, Michigan 48640
3. Lyondell Chemical Company, Houston, Texas 77010
4. Shell International, Houston, Texas 77002
5. SABIC Innovative Plastics US LLC, Mount Vernon, Indiana 47620
6. Hamner, Research Triangle Park, North Carolina 27709
7. Charles River Laboratories, Inc., Frederick, Maryland 21701
8. Charles River, Spencerville, Ohio 45887;
9. ScitoVation LLC, Research Triangle Park, North Carolina 27709-5566