Fidessa rings the NYSE Closing Bell

Fidessa visited the NYSE in celebration of their participation in the NYSE Euronext Power Partners Program. Fidessa has met the qualifying criteria to be designated a Portal 3 participant, the highest level classification. The Power Partners Program aims to develop and strengthen the relationship between NYSE Euronext, data vendors and the OMS/EMS community for the benefit of our mutual customers. In honor of the occasion, Mark Ames, CEO of Fidessa in the U.S., rang The Closing BellSM. Watch a live webcast of The Closing Bell at 3:59 p.m. ET on January 13, 2012. The archive will be available shortly after the event. About Fidessa Fidessa is a provider of high-performance trading, investment management and information solutions for the world's financial community. Head-quartered in London and with offices in New York , Boston , Tokyo , Hong Kong, Paris , Toronto , Sao Paulo , and Sydney Fidessa serves over 27,000 users at around 950 clients globally. Fidessa was founded in 1981 and now has annual revenues of around $270m, employs over 1,700 people and has been fully listed on the London Stock Exchange (LSE:FDSA) since 1997. http://www.fidessa.com/