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Customer stories

The world’s leading companies rely on Ciena

Ciena delivers best-in-class networking technology through high-touch consultative relationships. Our solutions are deployed in more than 1,700 customer networks worldwide. We support 85 percent of the world’s largest communications service providers, as well as regional service providers, submarine network operators, data and cloud operators, enterprises, public sector, and all levels of education.

Sample customers include AT&T, Amazon, Bell Canada, Bharti Airtel, British Telecom, Comcast, Deutsche Telekom, Google, Rogers, the U.S. Department of Defense, and Verizon.

Featured customer success stories

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