Ciena → Cisco Systems
Yes, wafergraph tracks Ciena as a supplier of Cisco Systems, as of 2026-10-09. Cisco Systems sources from 22 tracked suppliers in this dataset; Ciena has only 3 tracked customers in this dataset. Demand-side concentration is high.
Data as of 2026-10-09 · relationship type: tracked supplier → customer · both names resolve in companies.json · no dollar amount is shown unless it already sits on a company record, and none is invented here
Why this edge matters
Ciena (major in AI & Data Center) is a tracked supplier of Cisco Systems (major in AI & Data Center). Optical networking and coherent transport for data-center interconnect. Networking giant supplying AI data-center switching and silicon. The edge is one of 22 tracked suppliers of Cisco Systems and one of 3 tracked customers of Ciena.
Source: derived from both company records and the counted edges.
Concentration / risk note
Ciena has only 3 tracked customers in this dataset. Demand-side concentration is high.
Basis: few customers. Omitted on edges where the graph does not back a concentration claim.
The two companies
Ciena (supplier)
Optical networking and coherent transport for data-center interconnect.
Cisco Systems (customer)
Networking giant supplying AI data-center switching and silicon.
Other tracked suppliers of Cisco Systems
Other tracked customers of Ciena
Frequently asked questions2
- How many suppliers does Cisco Systems have?
- The dataset records 22 tracked suppliers for Cisco Systems.
- How many customers does Ciena have?
- The dataset records 3 tracked customers for Ciena.
Cite as: wafergraph, “Ciena → Cisco Systems — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/ciena/cisco/ (data as of 2026-10-09).
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