Hungarian Power Distribution Companies EMASZ and ELMU Select Telvent Technology Sustainable electric grid infrastructure solutions support distribution efficiency, reliability, and security to meet the needs of 21st century society March 2, 2010 – Telvent (NASDAQ: TLVT), the IT company for a sustainable and secure world, announced today it will be supplying its Distribution Management System (DMS) components for an advanced network control system planned by Hungarian power distribution companies EMASZ Halozati Kft Miskolc and ELMU Halozati Kft Budapest. This new network control system will serve nearly half of Hungary’s electric consumers. Hungarian automation engineering company PROLAN, supported by Telvent, was awarded the project over other elite European competitors. EMASZ’s electric distribution operation is headquartered in Miskolc and serves areas in northeast Hungary. ELMU’s service area covers Budapest and surrounding regions. Their ability to leverage PROLAN and Telvent’s integrated, scalable solution will enable EMASZ and ELMU to efficiently plan, design, and operate a reliable and efficient smart electric grid to better serve more than 1.5 million customers. EMASZ and ELMU will implement advanced Telvent EMS and DMS network applications and functionalities to help coordinate all network facilities. EMASZ and ELMU will improve operation performances and the quality of power supply with the new solution. “The selection of the Telvent solution by EMASZ and ELMU is a very significant win for us,” stated Manuel Sanchez, Telvent chairman and CEO. “It keenly exemplifies our goal to help utilities implement strategies to provide reliable electrical energy supply in the most efficient way.” The EMASZ system is expected to be implemented in two years, with the ELMU system to follow. The project agreement, contracted in September 2009, also calls for integrating Telvent DMS with existing IT systems, including: GIS, workforce management system, SAP modules, and external business systems. This award reflects similar projects launched by Telvent in more than 100 electric network control centers worldwide. About Telvent Telvent (NASDAQ: TLVT) is a global IT solutions and business information services provider that improves the efficiency and reliability of the world’s premier organizations. The company serves markets critical to the sustainability of the planet, including the energy, transportation, agriculture, and environmental sectors. (www.telvent.com)