Lionbridge To Be Added to the Russell 3000® Index

WALTHAM, Mass. — June 18, 2003 — Lionbridge Technologies, Inc. (Nasdaq: LIOX), today announced that its stock is scheduled to be added to the Russell 3000® Index effective July 1, 2003. The Russell 3000 Index measures the performance of the 3,000 largest U.S. companies based on total market capitalization, which represents approximately 98% of the investable U.S. equity market.

"Lionbridge's inclusion in the prestigious Russell 3000 Index is yet another example of the continued momentum of the Company," said Rory Cowan, CEO, Lionbridge. "We continue to execute on our strategy of delivering solid financial performance while maximizing value for customers, employees and shareholders."

The Russell family of 21 U.S. indexes is designed to be a comprehensive representation of the investable U.S. equity market. These indexes are value-weighted and include only common stocks belonging to corporations incorporated in the United States and its territories.

About Lionbridge
Lionbridge Technologies, Inc. is a provider of globalization and testing services that enable Global 2000 organizations to confidently and cost effectively deliver products and content worldwide. Lionbridge leverages its global infrastructure and advanced language technologies to provide multilingual content management, localization, testing and development services that speed adoption, increase utilization and reduce maintenance costs of global applications and content. Based in Waltham, Mass., Lionbridge maintains facilities in Ireland, The Netherlands, France, Germany, China, South Korea, Japan, Brazil, and the United States and provides services under the Lionbridge and VeriTest brands. To learn more, visit www.lionbridge.com.