# Who are PSK Inc's customers? Who does PSK Inc earn revenue from?
Canonical: https://valuechain.wiki/psk-inc · Facet: customers · Updated: 2026-07-12T04:05:59.823745+00:00 · Source: ValueChain.wiki (cited money-flow graph)

**Citable summary**: PSK Inc's confirmed revenue counterparties include 삼성전자, SK하이닉스, Intel. Per the valuechain.wiki graph: 3 revenue edges, backed by 4 dated sources, 2 of them primary filings (as of 2026-07-12).

### 삼성전자 (high)  → /samsung-electronics.md
- metric: Revenue ₩457.2B · FY2025 · annual total revenue
- note: The largest customer relationship — supplies dry-strip (PR removal) and dry-clean tools to Samsung, whose memory/foundry capacity cycle sets the amplitude of PSK's earnings.
- [mentions] DART (Korea FSS) (KO, filing, published 2026-03-23) https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260323000017: "Main domestic customers are 'S' and 'H'; overseas customers number 10+ including 'M'. Major-customer revenue (FY2025): KRW 149.0bn / 77.5bn / 57.6bn / 57.3bn (customers anonymized in the filing)."
- [confirms] DART (Korea FSS) (KO, filing, published 2026-03-20) https://dart.fss.or.kr/dsae001/selectPopup.do?selectKey=01365825: "FY2025 revenue ₩457B."
- [confirms] TheElec (KO, news, accessed 2026-06-21) https://www.thelec.kr/news/articleView.html?idxno=37929: "PSK supplies dry-strip tools to Samsung, SK and Intel."
- [confirms] Komachine (EN, reference, accessed 2026-06-21) https://www.komachine.com/en/companies/psk: "PSK is global No.1 in dry strip; customers Samsung, SK, Intel."

### SK하이닉스 (high)  → /sk-hynix.md
- note: Supplies dry-strip tools to SK hynix — HBM/DDR5 expansion adds process steps that lift strip-tool demand, a core growth axis.
- [mentions] DART (Korea FSS) (KO, filing, published 2026-03-23) https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260323000017: "Main domestic customers are 'S' and 'H'; overseas customers number 10+ including 'M'. Major-customer revenue (FY2025): KRW 149.0bn / 77.5bn / 57.6bn / 57.3bn (customers anonymized in the filing)."
- [confirms] Komachine (EN, reference, accessed 2026-06-21) https://www.komachine.com/en/companies/psk: "PSK is global No.1 in dry strip; customers Samsung, SK, Intel."
- [confirms] TheElec (KO, news, accessed 2026-06-21) https://www.thelec.kr/news/articleView.html?idxno=37929: "PSK supplies dry-strip tools to Samsung, SK and Intel."

### Intel (mid)  → /intel.md
- note: Supplies dry-strip tools to Intel — revenue tied to Intel's foundry/logic capacity investment; as a mandatory single-step tool, a restart in Intel capex flows straight into demand.
- [confirms] TheElec (KO, news, accessed 2026-06-21) https://www.thelec.kr/news/articleView.html?idxno=37929: "PSK customers include Intel."

Reverse side: https://valuechain.wiki/psk-inc/suppliers.md · Ripple: https://valuechain.wiki/psk-inc/ripple.md

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Full node: https://valuechain.wiki/psk-inc.md · JSON: https://valuechain.wiki/psk-inc.json