Medidata Solutions to Present at the Deutsche Bank Technology Conference

Medidata Solutions (NASDAQ: MDSO), a leading global provider of SaaS-based clinical development solutions, today announced that Tarek Sherif, chairman and chief executive officer, and Bruce Dalziel, chief financial officer, will present at the Deutsche Bank Technology Conference at 11:05 a.m. ET (8:05 a.m. PT) on September 15, 2010 in San Francisco, CA.

A live audio webcast will be available on the “Investor” section of Medidata’s website at http://investor.mdsol.com. Please visit the website at least 15 minutes prior to the event to register, download and install any necessary audio or video software to access the presentation. For those unable to participate in the live webcast, a replay will be archived on the “Investor” section of Medidata’s website at http://investor.mdsol.com for a limited period of time following the conference.

About Medidata Solutions Worldwide

Medidata Solutions (www.mdsol.com) is a leading global provider of SaaS-based clinical development solutions that enhance the efficiency of customers’ clinical development processes and optimize their research and development investments. Medidata products and services allow customers to achieve clinical results more efficiently and effectively by streamlining the design, planning and management of key aspects of the clinical development process, including protocol development (Medidata Designer^®), investigator benchmarking and budgeting (Medidata Grants Manager^®), contract research organization (CRO) benchmarking and budgeting (Medidata CRO Contractor^®), and the capture, management, analysis and reporting of clinical trial data (Medidata Rave^®). Medidata’s diverse customer base spans pharmaceutical, biotechnology and medical device companies, academic institutions, CROs and other research organizations, and includes more than 20 of the top 25 global pharmaceutical companies.