KLA → United Microelectronics (UMC)
Yes, wafergraph tracks KLA as a supplier of United Microelectronics (UMC), as of 2026-10-09. United Microelectronics (UMC) sources from 24 tracked suppliers in this dataset; KLA is positioned as a leader in Equipment (Front End), so this edge is harder to replace than a challenger or niche supplier.
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
KLA (leader in Equipment (Front End)) is a tracked supplier of United Microelectronics (UMC) (major in Foundry). Dominant in process control: wafer inspection and metrology. Taiwan's second foundry, strong in mature and specialty nodes. The edge is one of 24 tracked suppliers of United Microelectronics (UMC) and one of 8 tracked customers of KLA.
Source: derived from both company records and the counted edges.
Concentration / risk note
KLA is positioned as a leader in Equipment (Front End), so this edge is harder to replace than a challenger or niche supplier.
Basis: supplier position. Omitted on edges where the graph does not back a concentration claim.
The two companies
KLA (supplier)
Dominant in process control: wafer inspection and metrology.
United Microelectronics (UMC) (customer)
Taiwan's second foundry, strong in mature and specialty nodes.
Other tracked suppliers of United Microelectronics (UMC)
Other tracked customers of KLA
Frequently asked questions3
- Is KLA a supplier of United Microelectronics (UMC)?
- Yes. wafergraph records KLA as a tracked supplier of United Microelectronics (UMC) (as of 2026-10-09).
- How many suppliers does United Microelectronics (UMC) have?
- The dataset records 24 tracked suppliers for United Microelectronics (UMC).
- How many customers does KLA have?
- The dataset records 8 tracked customers for KLA.
Cite as: wafergraph, “KLA → United Microelectronics (UMC) — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/kla/umc/ (data as of 2026-10-09).
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