IDC Interactive Data Corp.

Interactive Data Corporation (NYSE: IDC), a leading provider of financial market data, analytics, and related services, today announced that Andrew McLean has joined the Company as vice president of third party content. McLean will be responsible for developing and leading global data procurement and vendor and exchange relationships across Interactive Data. �We are very pleased that Andrew has joined Interactive Data,� said Robin Simpson, senior vice president of content and operations, Interactive Data. �Andrew has a proven track record of building relationships with a broad range of exchanges and other data sources. We believe that he will be instrumental in leading our company-wide efforts to develop and implement data supplier strategies that are designed to help us achieve our objective of continually increasing the breadth and depth of our data offerings while maintaining strong relationships with the sources of data that we distribute.� McLean, 42, brings more than 16 years of experience in the financial data industry. Most recently, he was global head, third party content at Reuters. In this position, McLean was responsible for the global data procurement function of Reuters. Previous to that, McLean was Deputy General Counsel of Reuters America LLC. This appointment is effective immediately. McLean reports to Robin Simpson and is based in New York City. About Interactive Data Corporation Interactive Data Corporation (NYSE: IDC) is a leading global provider of financial market data, analytics and related services to financial institutions, active traders and individual investors. The Company�s businesses supply time-sensitive pricing, evaluations and reference data for more than 3.5 million securities traded around the world, including hard-to-value instruments. Many of the world's best-known financial service and software companies subscribe to the Company's services in support of their trading, analysis, portfolio management and valuation activities. Through its businesses, Interactive Data Pricing and Reference Data, Interactive Data Real-Time Services, Interactive Data Fixed Income Analytics, and eSignal, the Company has approximately 2,200 employees in offices located throughout North America, Europe, Asia and Australia. The Company is headquartered in Bedford, Mass. Pearson plc (NYSE: PSO; LSE: PSON), an international media company, whose businesses include the Financial Times Group, Pearson Education, and the Penguin Group, owns approximately 62 percent of the outstanding common stock of Interactive Data Corporation. For more information about Interactive Data Corporation and its businesses, please visit www.interactivedata.com. Interactive DataSM and the Interactive Data logo are service marks of Interactive Data Corporation.