CIENA CORPORATION

CIEN · NEW YORK STOCK EXCHANGE INC.

Telephone Apparatus Manufacturing

Ciena is a networking systems, services and software company. The Company provides solutions that help its customers create the Adaptive Network™ in response to the constantly changing demands of their end-users. By delivering best-in-class networking technology through high-touch consultative relationships, the Company builds the world's most agile networks with automation, openness and scale.