Telvent GIT, S.A. (TLVT) Chairman and Chief Executive Officer to Ring the NASDAQ Stock Market Closing Bell


ADVISORY, May 25, 2007 (PRIME NEWSWIRE) --



 What:
 Manuel Sanchez, Chairman and Chief Executive Officer of Telvent
 (TLVT), will preside over the closing bell.

 Where:
 NASDAQ MarketSite - 4 Times Square - 43rd & Broadway - Broadcast Studio

 When:
 Tuesday, May 29, 2007 at 4 p.m. ET

 Contacts:
 Ana Plaza
 Telephone: +34 902 33 55 99
 Email: aplaza@telvent.abengoa.com

 Mark Jones
 Phone: +1 646 284-9414
 Email: mjones@hfgcg.com

 NASDAQ MarketSite:
 Jolene Libretto; 646.441.5220; 347.219.9539
 Jolene.Libretto@NASDAQ.com

Feed Information:

The closing bell is available from 3:50 p.m. to 4:05 p.m. on uplink IA-6 C-band/transponder 17. The downlink frequency is 4040 Vertical; Audio 6.2-6.8. The feed can also be found on Waterfront fiber 1623. If you have any questions, please contact Jolene Libretto at (646) 441-5220.

Radio Feed:

An audio transmission of the closing bell is also available from 3:50 p.m. to 4:05 p.m. on uplink IA6 C band / transponder 24, downlink frequency 4180 horizontal. The feed can be found on Waterfront fiber 1623 as well.

Webcast:

A live Webcast of the NASDAQ Closing Bell will be available at: http://www.nasdaq.com/reference/marketsite_about.stm

Photos:

To obtain a hi-resolution photograph of the Market Close, please go to http://www.nasdaq.com/reference/marketsite_events.stm and click on the market close of your choice.

About Telvent (TLVT):

Telvent (Nasdaq:TLVT), the Global RealTime IT Company, specializes in high value-added products, services and integrated solutions for the Energy, Transportation, Environment and Public Administration industry segments, as well as Global IT Services. Its innovative technology and client-proven expertise enable the efficient and secure real-time management of operational and business processes for industry-leading companies worldwide (www.telvent.com).