STP would like to thank its 2009 Corporate Sponsors and Individual Donors.

| Sponsorship Opportunities | STP Sponsorship |

Diamond
Anapath
Charles River
EPL, Inc.
Pfizer, Inc.

Emerald
Boehringer-Ingelheim Pharmaceuticals, Inc.
Wyeth

Opal
Amgen
AstraZeneca
Genentech, Inc.
GlaxoSmithKline

Ruby
Allergan
Biogen Idec
GEMpath Inc.
Novartis Pharmaceuticals Corporation
Schering–Plough Research Institute
Society of Toxicology
Vet Path Services (VPS)

Sapphire
Ani Lytics, Inc.
Bristol–Myers Squibb
Covance
Daiichi Sankyo Co., Ltd.
Huntingdon Life Sciences
MPI Research
Olympus America, Inc.
Roche
sanofi-aventis
Seventh Wave Laboratories LLC
Takeda Global Research and Development
WIL-Biotechnics

Pearl
Aperio
Applied Veterinary Pathobiology, PLLC
Baxter Healthcare Corporation
David G. Fairchild, DVM, Inc.
Dupont
Hugh E. Black and Associates, Inc.
Integrated Laboratory Systems, Inc.
Millennium Pharmaceuticals, Inc.