CIEN

Ciena makes equipment and software that telecommunications companies use to run their networks. Their hardware includes optical networking systems that move large amounts of data over fiber optic cables, as well as routing and switching gear that directs that data to the right places. They also sell software that helps network operators manage, monitor, and automate their systems, plus consulting and support services to help customers install and maintain their equipment. The company sells to telecom providers in North America, Europe, Asia, and other regions around the world.