Broadcom → Sumitomo Electric Industries
Yes, wafergraph tracks Broadcom as a supplier of Sumitomo Electric Industries, as of 2026-10-09. Sumitomo Electric Industries sources from 3 tracked suppliers in this dataset.
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
Broadcom (leader in Design (Fabless)) is a tracked supplier of Sumitomo Electric Industries (major in Distribution & Misc). Networking silicon leader and main designer of hyperscaler custom AI chips. Optical fiber, compound-semiconductor devices, and EV power modules. The edge is one of 3 tracked suppliers of Sumitomo Electric Industries and one of 45 tracked customers of Broadcom.
Source: derived from both company records and the counted edges.
Concentration / risk note
Broadcom is positioned as a leader in Design (Fabless), so this edge is harder to replace than a challenger or niche supplier. Sumitomo Electric Industries has only 3 tracked suppliers in this dataset. Concentration on the supplier side is high.
Basis: supplier position, few suppliers. Omitted on edges where the graph does not back a concentration claim.
The two companies
Broadcom (supplier)
Networking silicon leader and main designer of hyperscaler custom AI chips.
Sumitomo Electric Industries (customer)
Optical fiber, compound-semiconductor devices, and EV power modules.
Other tracked suppliers of Sumitomo Electric Industries
Other tracked customers of Broadcom
Frequently asked questions2
- How many suppliers does Sumitomo Electric Industries have?
- The dataset records 3 tracked suppliers for Sumitomo Electric Industries.
- How many customers does Broadcom have?
- The dataset records 45 tracked customers for Broadcom.
Cite as: wafergraph, “Broadcom → Sumitomo Electric Industries — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/broadcom/sumitomo_electric/ (data as of 2026-10-09).
Track the chain
What moved in the semiconductor supply chain — This Week in the Chain, the free weekly wafergraph briefing.
Subscribe to the free weekly briefing →
Free · no login · 615 companies, updated weekly