FactSet Named One of the UK's 50 Best Workplaces

NORWALK, Conn., May 22, 2009 (GLOBE NEWSWIRE) -- FactSet Research Systems Inc.
(NYSE:FDS) (Nasdaq:FDS), a leading provider of integrated financial information
and analytical applications to the global investment community, today announced
that FactSet Europe Ltd has been named one of the "UK's 50 Best Workplaces."
The latest rankings mark FactSet's first appearance on the list and the first
year the company has participated. The full list and related stories appear in
the May 22 editions of the Financial Times and The Guardian and online at
www.greatplacetowork.co.uk/best/list-uk.htm. 

"We are proud to be named one of the 'UK's 50 Best Workplaces,' which is a
testament to how important our employees and our culture are to our success,"
said Andrew Burton, FactSet's Director of International Human Resources. "As
two-thirds of the score is based on an employee survey, we are grateful to our
employees for awarding us this distinction." 

The UK recognition is the latest acknowledgement of FactSet's outstanding work
environment. In 2008, FactSet was named one FORTUNE's "100 Best Companies to
Work For" and one of BusinessWeek's "Best Places to Launch a Career." 

About FactSet

FactSet Research Systems Inc. combines integrated financial information,
analytical applications, and client service to enhance the workflow and
productivity of the global investment community. The Company, headquartered in
Norwalk, Connecticut, was formed in 1978 and now conducts operations along with
its affiliates from more than twenty-three locations worldwide, including
Boston, New York, Chicago, San Mateo, London, Frankfurt, Paris, Amsterdam,
Milan, Tokyo, Hong Kong, Mumbai, and Sydney. 

IR_FDS

CONTACT:  FactSet Research Systems Inc.
          Meredith Binder
          203.810.1000