# Who are MKS Instruments's customers? Who does MKS Instruments earn revenue from?
Canonical: https://valuechain.wiki/mks-instruments · Facet: customers · Updated: 2026-07-12T04:18:52.212+00:00 · Source: ValueChain.wiki (cited money-flow graph)

**Citable summary**: MKS Instruments's confirmed revenue counterparties include 램리서치, 어플라이드 머티어리얼즈, ASML plus 2 undisclosed/aggregate relationships. Per the valuechain.wiki graph: 5 revenue edges, backed by 6 dated sources, 2 of them primary filings (as of 2026-07-12).

### 램리서치 (high)  → /lam-research.md
- note: Supplies RF power, vacuum and other subsystems to lam-research tools.
- [confirms] Wikipedia (EN, research, published 2026-01-01) https://en.wikipedia.org/wiki/MKS_Instruments: "lam-research relies heavily on MKS subsystems."
- [confirms] Yole Group (EN, research, published 2025-01-01) https://www.yolegroup.com/strategy-insights/critical-subsystems-suppliers-are-the-superstars-of-the-semiconductor-supply-chain/: "lam-research relies heavily on MKS subsystems."

### 어플라이드 머티어리얼즈 (high)  → /applied-materials.md
- note: Supplies RF power, vacuum and other subsystems to applied-materials tools.
- [confirms] MKS / SEC (EN, filing, published 2026-02-01) https://investor.mks.com/static-files/69366eb4-123b-4ad9-9cd5-9d79087f77f6: "MKS annual report: RF/vacuum subsystem revenue."
- [confirms] Wikipedia (EN, research, published 2026-01-01) https://en.wikipedia.org/wiki/MKS_Instruments: "applied-materials relies heavily on MKS subsystems."
- [confirms] Yole Group (EN, research, published 2025-01-01) https://www.yolegroup.com/strategy-insights/critical-subsystems-suppliers-are-the-superstars-of-the-semiconductor-supply-chain/: "applied-materials relies heavily on MKS subsystems."
- [confirms] TheElec (KO, news, published 2023-02-01) https://www.thelec.kr/news/articleView.html?idxno=20047: "AMAT, Lam and SEMES rely on MKS RF/vacuum parts."
- [confirms] ETNews (KO, news, published 2019-04-09) https://www.etnews.com/20190409000176: "AMAT, Lam and SEMES rely on MKS RF/vacuum parts."

### ASML (mid)  → /asml.md
- note: Supplies RF power, vacuum and other subsystems to asml tools.
- [confirms] Wikipedia (EN, research, published 2026-01-01) https://en.wikipedia.org/wiki/MKS_Instruments: "asml relies heavily on MKS subsystems."
- [confirms] Yole Group (EN, research, published 2025-01-01) https://www.yolegroup.com/strategy-insights/critical-subsystems-suppliers-are-the-superstars-of-the-semiconductor-supply-chain/: "asml relies heavily on MKS subsystems."

### 도쿄일렉트론 (mid)  → /tokyo-electron.md
- note: Supplies RF power, vacuum and other subsystems to tokyo-electron tools.
- [confirms] Wikipedia (EN, research, published 2026-01-01) https://en.wikipedia.org/wiki/MKS_Instruments: "tokyo-electron relies heavily on MKS subsystems."
- [confirms] Yole Group (EN, research, published 2025-01-01) https://www.yolegroup.com/strategy-insights/critical-subsystems-suppliers-are-the-superstars-of-the-semiconductor-supply-chain/: "tokyo-electron relies heavily on MKS subsystems."

### 이코르 (유량 제어 부품) (mid)  → /ichor-holdings.md
- note: Supplies flow-control components (mass flow controllers, pressure/vacuum parts) to gas-panel integrator Ichor.
- [confirms] SEC EDGAR (EN, filing, published 2026-02-20) https://www.sec.gov/Archives/edgar/data/1652535/000165253526000012/ichr-20251226.htm: "Our products contain a number of purchased components, including mass flow controllers, regulators, pressure transducers, substrates, and valves. We obtain components and materials from a large number of sources, including single source and sole source suppliers."

Reverse side: https://valuechain.wiki/mks-instruments/suppliers.md · Ripple: https://valuechain.wiki/mks-instruments/ripple.md

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Full node: https://valuechain.wiki/mks-instruments.md · JSON: https://valuechain.wiki/mks-instruments.json