August 24, 2011–-Senomyx, Inc. (NASDAQ: SNMX), a leading company focused on using proprietary taste receptor technologies to discover and develop novel flavor ingredients for the food, beverage, and ingredient supply industries, announced today that Gwen Rosenberg, the Company’s Vice President, Investor Relations & Corporate Communications, will present a corporate overview on Wednesday, August 31, 2011 at 9:45 a.m. Central Time (10:45 a.m. Eastern Time) during the Midwest IDEAS Investor Conference. The conference is taking place at the University of Chicago’s Gleacher Center in Chicago, Illinois. During the presentation, Ms. Rosenberg will discuss corporate developments including the Company’s pipeline of novel flavor ingredients and its business strategy. To access the live presentation or a subsequent archived recording, please log onto Senomyx’s website at http://www.senomyx.com and click on the “ Investor Relations” tab. The archived webcast will be available for 30 days following the presentation. Please connect to Senomyx’s website prior to the start of the webcast to ensure adequate time to download any software that may be necessary. About Senomyx, Inc. ( www.senomyx.com ) Senomyx is using proprietary taste receptor technologies to discover and develop novel flavor ingredients. These include new flavors such as Savory Flavors and Cooling Flavors, as well as flavor modulators such as Bitter Blockers and enhancers of Sweet and Salt tastes. Senomyx is also engaged in a new effort to discover and develop natural high-potency sweeteners. The Company has product discovery and development collaborations with global food, beverage, and ingredient supply companies, some of which are currently marketing products that contain Senomyx’s flavor ingredients. For more information, please visit www.senomyx.com.