Lightmatter → Arista Networks
As of 2026-09-05, Lightmatter is a tracked supplier of Arista Networks. Lightmatter is a challenger in Distribution & Misc (headquartered in United States); Arista Networks is a leader in AI & Data Center (headquartered in United States). Lightmatter has 3 tracked customers; Arista Networks has 23 tracked suppliers.
Data as of 2026-09-05 · 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
Lightmatter (challenger in Distribution & Misc) is a tracked supplier of Arista Networks (leader in AI & Data Center). Photonic interconnect and compute startup for AI data centers. High-speed data-center switching for AI back-end networks. The edge is one of 23 tracked suppliers of Arista Networks and one of 3 tracked customers of Lightmatter.
Source: derived from both company records and the counted edges.
Concentration / risk note
Lightmatter 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
Lightmatter (supplier)
Photonic interconnect and compute startup for AI data centers.
Arista Networks (customer)
High-speed data-center switching for AI back-end networks.
Other tracked suppliers of Arista Networks
Other tracked customers of Lightmatter
Cite as: wafergraph, “Lightmatter → Arista Networks — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/lightmatter/arista/ (data as of 2026-09-05).
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