Company

Ciena

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Website: ciena.com
Headquarters: Hanover
Size: 10,647 on LinkedIn
Founded: 1999
Industry: telecommunications industry
Listed: NYSE: CIEN

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About Ciena

Ciena (NYSE:CIEN) is the global leader in high-speed connectivity. We build advanced networks to support exponential growth in bandwidth demand—empowering our customers, partners, and communities to thrive in the AI era. With unparalleled expertise and innovation, our networking systems, interconnects, automation software, and services revolutionize data transmission and network management.

Converged Packet-Optical
Packet Networking
Carrier Ethernet
Optical Transport
Software
Services
Data Center Interconnect
Software Defined Networking (SDN)
Cloud Networking
Submarine Networking

Company facts

Type: Public Company
LinkedIn followers: 304,927
Offices: Primary 7035 Ridge Road Hanover, Maryland 21076, US · 385 Terry Fox Dr Ottawa, ON K2K 0L1, CA · 2351 Boulevard Alfred-Nobel Montreal, QC H4S 2A9, CA · 505 Boulevard du Parc-Technologique Québec, Quebec G1P 4S9, CA · 154 Middlesex Tpke Burlington, Massachusetts 01803, US

In the news

Bull of the Day: Ciena (CIEN)
Yahoo Finance · Aug 3, 2026
Ciena Corporation: AI Hyperscalers Demand For Hyper-Rails To Drive Market Momentum
Seeking Alpha · Aug 10, 2026
Ciena (CIEN) Wins AI Network Projects, Is The Valuation Still Compelling?
Yahoo Finance · Aug 5, 2026
Why Ciena (CIEN) Stock Is Down Today
Quiver Quantitative · Aug 10, 2026
Quantum Corridor, Ciena, and Toshiba Complete World’s First 1.6 Tb/s Quantum-Safe Optical Encryption Milestone on Live Commercial Network
Business Wire · Aug 4, 2026