# Who are Simmtech's customers? Who does Simmtech earn revenue from?
Canonical: https://valuechain.wiki/simmtech · Facet: customers · Updated: 2026-07-12T06:27:43.18+00:00 · Source: ValueChain.wiki (cited money-flow graph)

**Citable summary**: Simmtech's confirmed revenue counterparties include SK하이닉스, 삼성전자, Intel plus 1 undisclosed/aggregate relationship. Per the valuechain.wiki graph: 4 revenue edges, backed by 4 dated sources, 1 of them primary filings (as of 2026-07-12).

### SK하이닉스 (high)  → /sk-hynix.md
- note: Supplies substrates for SK Hynix HBM/DRAM — a bottleneck-component demand point in HBM capacity expansion.
- [mentions] Kyobo Securities / brokerages (KO, research, published 2026-05-15) https://www.dailyinvest.kr/news/articleView.html?idxno=70665: "Price hikes, SOCAMM2 ramp and BT-substrate utilization 70%→90% drive 2026 op profit to KRW 120-154bn (10x+ the prior KRW 12bn); Kyobo target KRW 135,000."
- [confirms] FSS DART / Simmtech (KO, filing, published 2026-03-17) https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260317000641: "Simmtech FY2025 consolidated revenue KRW 1,410.6bn (+14.5%), operating profit KRW 11.9bn (turnaround). A memory package-substrate specialist where the top-3 customers are 68% of sales (A 38%, B 16%, C 14%). Supplies HBM·D램 패키지 기판 to SK하이닉스."
- [confirms] Simmtech (EN, ir, published 2025-05-01) https://www.simmtech.com: "Supplies memory package substrates to SK hynix."
- [confirms] TheElec (KO, news, published 2025-01-01) https://www.thelec.kr/news/articleView.html?idxno=18777: "Supplies memory package substrates to SK hynix."

### 삼성전자 (high)  → /samsung-electronics.md
- note: Supplies substrates for Samsung memory packages — HBM/DRAM expansion lifts demand for high-value substrates.
- [confirms] FSS DART / Simmtech (KO, filing, published 2026-03-17) https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260317000641: "Simmtech FY2025 consolidated revenue KRW 1,410.6bn (+14.5%), operating profit KRW 11.9bn (turnaround). A memory package-substrate specialist where the top-3 customers are 68% of sales (A 38%, B 16%, C 14%). Supplies 메모리 패키지 기판 to 삼성전자."
- [confirms] Simmtech (EN, ir, published 2025-05-01) https://www.simmtech.com: "Supplies memory package substrates to Samsung Electronics."
- [confirms] TheElec (KO, news, published 2025-01-01) https://www.thelec.kr/news/articleView.html?idxno=18777: "Supplies memory package substrates to Samsung Electronics."

### Intel (mid)  → /intel.md
- note: Supplies package substrates for Intel — a customer-diversification point across memory/logic packages.
- [confirms] FSS DART / Simmtech (KO, filing, published 2026-03-17) https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260317000641: "Simmtech FY2025 consolidated revenue KRW 1,410.6bn (+14.5%), operating profit KRW 11.9bn (turnaround). A memory package-substrate specialist where the top-3 customers are 68% of sales (A 38%, B 16%, C 14%). Supplies 패키지 기판 to Intel."
- [confirms] Simmtech (EN, ir, published 2025-05-01) https://www.simmtech.com: "Supplies memory package substrates to Intel."
- [confirms] TheElec (KO, news, published 2025-01-01) https://www.thelec.kr/news/articleView.html?idxno=18777: "Supplies memory package substrates to Intel."

### Micron Technology (mid)  → /micron.md
- note: Supplies substrates for Micron memory — tied to the memory capex cycle.
- [confirms] FSS DART / Simmtech (KO, filing, published 2026-03-17) https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260317000641: "Simmtech FY2025 consolidated revenue KRW 1,410.6bn (+14.5%), operating profit KRW 11.9bn (turnaround). A memory package-substrate specialist where the top-3 customers are 68% of sales (A 38%, B 16%, C 14%). Supplies 메모리 패키지 기판 to Micron."
- [confirms] Simmtech (EN, ir, published 2025-05-01) https://www.simmtech.com: "Supplies memory package substrates to Micron Technology."
- [confirms] TheElec (KO, news, published 2025-01-01) https://www.thelec.kr/news/articleView.html?idxno=18777: "Supplies memory package substrates to Micron Technology."

Reverse side: https://valuechain.wiki/simmtech/suppliers.md · Ripple: https://valuechain.wiki/simmtech/ripple.md

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Full node: https://valuechain.wiki/simmtech.md · JSON: https://valuechain.wiki/simmtech.json