Company Story
1996 - Simulations Plus, Inc. was founded by Walter S. Woltosz, Ph.D.
1997 - The company went public with an initial public offering (IPO) of 1.2 million shares.
1998 - Simulations Plus acquired S-PLUS Corporation, a company founded by Dr. Woltosz in 1981.
2001 - The company acquired the pharmaceutical simulation software product line from Advanced Chemistry Development (ACD).
2004 - Simulations Plus acquired the pharmaceutical simulation software product line from Bioreason, Inc.
2008 - The company acquired the DDDPlus product line from UK-based Certara.
2014 - Simulations Plus acquired Cognigen Corporation, a leading provider of population pharmacokinetic and pharmacodynamic modeling and simulation services.
2017 - The company acquired DILIsym Services, Inc., a provider of modeling and simulation services for drug-induced liver injury.
2020 - Simulations Plus acquired Lixoft, a provider of modeling and simulation software for pharmaceutical research and development.