Madrid, May 5, 2005 – Telvent (NASDAQ: TLVT), the Global Real-Time Information Technologies Company, today announced that senior executives from Telvent, José Ignacio del Barrio, Vice President Business Development and Investor Relations, and Ana Plaza, Chief Financial Officer, will present at the NASDAQ 15th Investor Program on May 17 at 1:15 pm (London time). The conference will be held at the Renaissance Chancery Court Hotel in London from May 17 through May 18, 2005.

A live audio webcast of this presentation will be made available on http://investors.nasdaq.com/.

About Telvent

Telvent (NASDAQ TLVT), the global real-time IT company, specializes in high added value solutions in four specific industrial sectors (Energy, Traffic, Transport, and Environment) in Europe, the Americas and China (www.telvent.com).