Accelrys to Participate in Upcoming Investor Conferences

Accelrys, Inc. (NASDAQ: ACCL), a leading provider of scientific innovation lifecycle management software, today announced that Accelrys’ senior management will participate in the following investor conferences in May:

• 12^th Annual JMP Securities Research Conference in San Francisco, CA on Wednesday, May 15, 2013 at 9:30 am PT. To access a live webcast or a webcast replay of this presentation, visit:

  http://wsw.com/webcast/jmp20/accl/

• 14^th Annual B. Riley & Co. Investor Conference in Santa Monica, CA on Tuesday, May 21, 2013 at 4:00 pm PT.
• 10^th Annual Craig-Hallum Institutional Investor Conference in Minneapolis, MN on Wednesday, May 29, 2013. One-on-one meetings only.

About Accelrys, Inc.

Accelrys (NASDAQ:ACCL), a leading provider of scientific innovation lifecycle management software, supports industries and organizations that rely on scientific innovation to differentiate themselves. The industry-leading Accelrys Enterprise Platform provides a broad, flexible scientific solution optimized to integrate the diversity of science, experimental processes and information requirements across the research, development, process scale-up and early manufacturing phases of product development. By incorporating capabilities in applications for modeling and simulation, enterprise lab management, workflow and automation, and data management and informatics, Accelrys enables scientific innovators to access, organize, analyze and share data in unprecedented ways, ultimately enhancing innovation, improving productivity and compliance, reducing costs and speeding time from lab to market.

Accelrys solutions are used by more than 1,300 companies in the pharmaceutical, biotechnology, energy, chemicals, aerospace, consumer packaged goods and industrial products industries. Headquartered in San Diego, Calif., Accelrys employs more than 200 full-time PhD scientists. For more information about Accelrys, visit www.accelrys.com.