# Who does Applied Materials pay? Who are its key suppliers?
Canonical: https://valuechain.wiki/applied-materials · Facet: suppliers · Updated: 2026-07-12T08:20:38.667138+00:00 · Source: ValueChain.wiki (cited money-flow graph)

**Citable summary**: Applied Materials's confirmed suppliers/cost counterparties include MKS Instruments, 어드밴스드에너지 (RF 파워), 티씨케이 plus 4 undisclosed/aggregate relationships. Per the valuechain.wiki graph: 7 cost edges, backed by 9 dated sources, 4 of them primary filings (as of 2026-07-12).

### MKS Instruments (high)  → /mks-instruments.md
- note: Uses MKS RF-power/vacuum subsystems in etch/deposition tools.
- [confirms] Wikipedia (EN, research, published 2026-01-01) https://en.wikipedia.org/wiki/MKS_Instruments: "Uses MKS RF-power/vacuum subsystems in etch/deposition tools."
- [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/: "Uses MKS RF-power/vacuum subsystems in etch/deposition tools."

### 어드밴스드에너지 (RF 파워) (high)  → /advanced-energy.md
- note: RF power supply source for etch/deposition tools.
- [confirms] U.S. SEC / Advanced Energy Industries (EN, filing, published 2026-02-13) https://www.sec.gov/Archives/edgar/data/927003/000110465926014731/aeis-20251231x10k.htm: "Advanced Energy's 10-K names Tokyo Electron, Applied Materials and Lam Research as major customers — the top three at ~23%/19%/12% of revenue. RF power and matching for etch/deposition tools are AE products."

### 티씨케이 (mid)  → /tck.md
- note: Purchases SiC focus rings and consumables from TCK.
- [confirms] TechWorld (KO, news, published 2025-03-01) https://www.epnc.co.kr/news/articleView.html?idxno=223429: "Buys SiC focus rings and consumables from TCK (Tokai Carbon Korea)."
- [confirms] TheElec (KO, news, published 2024-06-01) https://www.thelec.kr/news/articleView.html?idxno=11503: "Buys SiC focus rings and consumables from TCK (Tokai Carbon Korea)."

### 이코르 (가스 전달 서브시스템) (mid)  → /ichor-holdings.md
- note: Sources fluid delivery subsystems from Ichor; a >10% customer of Ichor in 2025.
- [confirms] SEC EDGAR (EN, filing, published 2026-02-20) https://www.sec.gov/Archives/edgar/data/1652535/000165253526000012/ichr-20251226.htm: "For 2025, two customers with individual sales over 10%, Lam Research and Applied Materials, accounted for a combined 76% of total sales."

### SMC Corporation (mid)  → /smc.md
- note: Sources SMC pneumatic and precise temperature-control (chiller) components for semiconductor-manufacturing equipment.
- [confirms] SMC Corporation (JA, filing, published 2025-05-14) https://finance-frontend-pc-dist.west.edge.storage-yahoo.jp/disclosure/20250514/20250514551170.pdf: "Applied Materials, the No.1 semiconductor-equipment maker, gave SMC a supplier award, adopting SMC parts in its tools."
- [confirms] THE ELEC (KO, news, published 2024-11-18) https://www.thelec.kr/news/articleView.html?idxno=32789: "SMC chillers and high-vacuum valves are used in volume across global semiconductor equipment and fab processes."

### 부품·서브시스템 공급사 (비공개) (low)
- note: Outsources precision parts and subsystems to many suppliers (undisclosed).
- [mentions] SEC EDGAR (EN, filing, published 2025-12-12) https://www.sec.gov/Archives/edgar/data/0000006951/000162828025056742/amat-20251026.htm: "10-K: sources components from many suppliers."

### 정밀 광학·소재 (비공개) (low)
- note: Buys precision optics and specialty materials (suppliers undisclosed).
- [mentions] SEC EDGAR (EN, filing, published 2025-12-12) https://www.sec.gov/Archives/edgar/data/0000006951/000162828025056742/amat-20251026.htm: "10-K: depends on specialty materials and parts."

Reverse side: https://valuechain.wiki/applied-materials/customers.md · Ripple: https://valuechain.wiki/applied-materials/ripple.md

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Full node: https://valuechain.wiki/applied-materials.md · JSON: https://valuechain.wiki/applied-materials.json