Verified Nov 2026
Electronics & Software
·
Hanover, Maryland
·
Since 1992
Ciena is an American company headquartered in Hanover, Maryland, that makes optical networking systems and software for telecommunications operators and large cloud service providers. Founded in 1992, it is publicly listed under the ticker CIEN and has between 5,000 and 10,000 employees. Its offerings span networking platforms, automation software, and services organized across four segments, serving industries including telecommunications, cloud and internet operators, and utilities.
Ciena at a glance
Revenue
4.8B
Employees
5,000-10,000
Founded
1992
Headquarters
Hanover, Maryland
Ownership
Publicly traded (NASDAQ: CIEN)
Import activity
15
Industries
Automotive
Electric Vehicles
Plumbing & Hardware
Industrial Equipment
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
15
Named foreign suppliers
12
Top origins
Hong Kong S.A.R. · China · Taiwan · United Kingdom
Shared foreign counterparties do not establish that these companies buy from Ciena.
What this tells a buyer
No customs or trade shipment data is available in the record for Ciena.
Ciena's segments include Networking Platforms, Platform Software & Services, Blue Planet Automation, and Global Services, covering high-capacity optical networking, routing and switching, and network management tools.
Ciena reports revenues of about $4.8 billion and counts communications service providers, cloud and internet operators, submarine network operators, and government entities among its customers.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
Overview
Ciena is an American company headquartered in Hanover, Maryland, that makes optical networking systems and software for telecommunications operators and large cloud service providers. Founded in 1992, it is publicly listed under the ticker CIEN and has between 5,000 and 10,000 employees. Its offerings span networking platforms, automation software, and services organized across four segments, serving industries including telecommunications, cloud and internet operators, and utilities.
At a glance
Attribute | Detail |
|---|---|
Founded | 1992 |
Headquarters | Hanover, Maryland |
Employees | 5,000-10,000 |
Revenue | 4.8B |
Ownership | Publicly traded (NASDAQ: CIEN) |
Primary capability | Electronics & Software |
What Ciena makes
Ciena's segments include Networking Platforms, Platform Software & Services, Blue Planet Automation, and Global Services, covering high-capacity optical networking, routing and switching, and network management tools.
Trade and customs footprint
No customs or trade shipment data is available in the record for Ciena. US customs bill-of-lading records list 15 inbound shipments across 12 foreign suppliers, with top origins including Hong Kong S.A.R. · China · Taiwan · United Kingdom.
Company details
Ciena reports revenues of about $4.8 billion and counts communications service providers, cloud and internet operators, submarine network operators, and government entities among its customers. Ciena was founded in 1992, has an estimated 5,000-10,000 employees, and is headquartered in Hanover, Maryland.
Frequently asked questions
What does Ciena make?
Ciena is an American company headquartered in Hanover, Maryland, that makes optical networking systems and software for telecommunications operators and large cloud service providers. Founded in 1992, it is publicly listed under the ticker CIEN and has between 5,000 and 10,000 employees. Its offerings span networking platforms, automation software, and services organized across four segments, serving industries including telecommunications, cloud and internet operators, and utilities.
Where is Ciena headquartered?
Ciena is headquartered in Hanover, Maryland (7035 Ridge Road, Hanover, Maryland, 21076).
When was Ciena founded?
Ciena was founded in 1992.
How big is Ciena?
Ciena has an estimated 5,000-10,000 employees, with revenue in the 4.8B range.
Is Ciena publicly traded?
Publicly traded (NASDAQ: CIEN). Public financial figures are drawn from its filings.
Does Ciena import from overseas suppliers?
US customs bill-of-lading records show 15 inbound shipments for Ciena, with top origins including Hong Kong S.A.R. · China · Taiwan · United Kingdom.
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Last verified Nov 2026. Is this your company? Request a correction.
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