KLA supply chain risk

As of 2026-09-05, KLA depends on 8 tracked suppliers headquartered in 5 countries (3 of them in the United States). 2 of those suppliers hold a monopoly or leader position in their own segment, led by Atlas Copco and VAT Group. KLA itself carries a supply-chain criticality score of 83/100, with 242 tracked companies downstream of it.

Data as of 2026-09-05 · suppliers are the curated key_supplier edges in the wafergraph dataset (researched or segment-inferred — see /methodology) · criticality is the graph-derived chokepoint score, 0–100

Dominant and single-source suppliers

  • Atlas Copco — leader in Subsystems & Components, Sweden criticality 85/100
  • VAT Group — leader in Subsystems & Components, Switzerland criticality 85/100

A monopoly or leader supplier is the hardest to replace. These are the edges to watch first.

Suppliers by country

  • United States — 3 suppliers (38%)
  • Japan — 2 suppliers (25%)
  • Sweden — 1 supplier (13%)
  • Switzerland — 1 supplier (13%)
  • Germany — 1 supplier (13%)

All 8 tracked suppliers

Downstream exposure

  • Criticality score: 83/100
  • Companies downstream of KLA: 242
  • Tracked market cap downstream (priced companies only): $35.01T across 156 priced companies

Cite as: wafergraph, “KLA supply chain risk — 8 suppliers, single-source exposure & criticality”, https://wafergraph.com/supply-chain-risk/kla (data as of 2026-09-05).

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