Nortel To appoint New President for The Caribbean And Latin America Region

TORONTO - Nortel* [NYSE/TSX: NT] President and Chief Executive Officer Mike Zafirovski announced that Alvio Barrios will be appointed President, Caribbean and Latin America (CALA), effective June 1, 2007.

Reporting directly to the CEO, Barrios will be based out of Nortel’s Sunrise, Florida office and will be responsible for sales, operations and marketing for the CALA region.

“Nortel is committed to fielding a world-class leadership team,” said Zafirovski. “Alvio will bring 13 years of Nortel experience and a consistent track record of performance to this role. He is the right person to drive our success in this important region as we continue to compete and win. Our unwavering focus on the CALA region is a key component of Nortel’s growth strategy.”

A proven leader, Barrios has been with Nortel for over a decade, most recently serving as Regional Sales Vice- President responsible for some of Nortel’s largest customers and strategic accounts in the CALA region. He has a solid sales and management track record and an in depth knowledge of the region.

Barrios will replace Martha Bejar, who has decided to leave Nortel to accept an opportunity at another company.

“I want to thank Martha for her outstanding contributions to Nortel over her 18-year career here,” added Zafirovski. “Martha is an extremely talented and effective leader and I wish her all the best in her new role.”