Financial News Release

NEW YORK, NY, May 8, 2009 – Robert D. Daleo, Executive Vice President and Chief Financial Officer of Thomson Reuters (NYSE: TRI; TSX: TRI; LSE: TRIL; NASDAQ: TRIN), will present at the J.P. Morgan 37th Annual Global Technology, Media and Telecom Conference in Boston, Massachusetts on Tuesday, May 19, 2009.

Mr. Daleo is scheduled to speak at approximately 9:20 a.m. EDT.  The presentation may include forward-looking information. A live webcast will be available over the Internet. To participate in the webcast, please follow the directions below.

How to participate in the webcast:

Direct link to the webcast is:
http://metameetings.com/webcasts/jpmorgan/technology09/directlink?ticker=TRIL-LON
Or, you can visit http://www.thomsonreuters.com/ and click on "Investor Relations" at the top of the page and then "Events & Webcasts" at the left side of the page.

Thomson Reuters
Thomson Reuters is the world's leading source of intelligent information for businesses and professionals.  We combine industry expertise with innovative technology to deliver critical information to leading decision makers in the financial, legal, tax and accounting, healthcare and science and media markets, powered by the world's most trusted news organization.  With headquarters in New York and major operations in London and Eagan, Minnesota, Thomson Reuters employs more than 50,000 people in 93 countries. Thomson Reuters shares are listed on the New York Stock Exchange (NYSE: TRI); Toronto Stock Exchange (TSX: TRI); London Stock Exchange (LSE: TRIL); and Nasdaq (NASDAQ: TRIN). For more information, go to http://www.thomsonreuters.com/.

(Minimum Requirements to listen to the broadcast:  The Windows Media Player software, downloadable free from Microsoft, and at least a 28.8Kbps connection to the Internet.  If you experience problems listening to the broadcast, send an email to webcastsupport@tfprn.com.)

Contacts

Victoria Brough
Head of External Affairs, EMEA
Tel: +44 (0) 207.542.8763
Email