Verified Nov 2026
Electronics & Software
·
Chuo, Tokyo
·
Since 1956
Sumida Corporation designs and manufactures coil-related electronic components and modules, including power inductors, transformers, EMC coils, and automotive modules. The company is headquartered in Chuo, Tokyo, Japan, and was founded in 1956. It is publicly listed under ticker 6817.T and employs between 10,000 and 50,000 people. Its products serve the automotive, electric-vehicle, electronics, appliance, medical, and plumbing-hardware industries. In June 2026, it inaugurated an electronics factory at An Phat 1 Industrial Park in Vietnam.
Sumida Corporation at a glance
Revenue
940.0M
Employees
10,000-50,000
Founded
1956
Headquarters
Chuo, Tokyo
Ownership
Publicly traded (JPX: 6817.T)
Certifications
IATF 16949 · ISO 13485 · ISO 14001 · ISO 45001 · ISO 50001 · ISO 9001 · ISO/TS 16949
Industries
Automotive
Electric Vehicles
Electronics
Appliance
Medical
Plumbing & Hardware
STABILITY SIGNALS
Established & strong
70 years in operation (founded 1956).
Publicly listed; no distress event on record.
Holds IATF 16949, ISO 13485, ISO 14001, ISO 45001, ISO 50001, ISO 9001, ISO/TS 16949 certification(s) per public sources.
Overview
Sumida Corporation designs and manufactures coil-related electronic components and modules, including power inductors, transformers, EMC coils, and automotive modules. The company is headquartered in Chuo, Tokyo, Japan, and was founded in 1956. It is publicly listed under ticker 6817.T and employs between 10,000 and 50,000 people. Its products serve the automotive, electric-vehicle, electronics, appliance, medical, and plumbing-hardware industries. In June 2026, it inaugurated an electronics factory at An Phat 1 Industrial Park in Vietnam.
At a glance
Attribute | Detail |
|---|---|
Founded | 1956 |
Headquarters | Chuo, Tokyo |
Employees | 10,000-50,000 |
Revenue | 940.0M |
Ownership | Publicly traded (JPX: 6817.T) |
Primary capability | Electronics & Software |
Certifications | IATF 16949 · ISO 13485 · ISO 14001 · ISO 45001 · ISO 50001 · ISO 9001 · ISO/TS 16949 |
What Sumida Corporation makes
The company holds IATF 16949, ISO 9001, ISO 13485, ISO 14001, ISO 45001, ISO 50001, and ISO/TS 16949 certifications, and its listed product areas include batteries, battery management, electronics, lighting, and plastic components.
Products and capabilities described on the company's own site include Battery, Battery Management, Electronics, Lighting, Plastic (source: sumida.com).
Certifications
Sumida Corporation is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
IATF 16949 — sumida.com
ISO 13485 — automation-news.jp
ISO 14001 — sumida.com
ISO 45001 — sumida.com
ISO 50001 — sumida.com
ISO 9001 — sumida.com
ISO/TS 16949 — sumidaamerica.com
Latest developments
2026-11-04 — Sumida Corporation (TSE:6817) News: Latest News Releases | 6ix (6ix.com)
2026-11-03 — Medium-frequency transformer hits >20 kV isolation at 40 kHz - Electrical Engineering News and Products (eeworldonline.com)
2026-09-16 — New - Produkt News - SUMIDA CORPORATION (sumida.com)
2026-07-31 — ニュース - コーポレートニュース - スミダコーポレーション (sumida.com)
2026-06-10 — 🏭 SUMIDA VIETNAM ELECTRONICS FACTORY OFFICIALLY INAUGURATED AT AN PHAT 1 INDUSTRIAL PARK | An Phat High-tech Industrial Park (linkedin.com)
2025-08-29 — Partnerschaft in dieser Woche besiegelt: Sumida steigt bei Schmidbauer ein (pnp.de)
Facilities
Sumida Corporation is headquartered in Chuo, Tokyo. Public sources also reference these locations:
Japan — sumida.com
China — sumida.com
Company details
Sumida is listed on the Tokyo Stock Exchange under ticker 6817.T and reports revenue in the range of 940.0M, with production facilities recorded in Japan and China. Sumida Corporation was founded in 1956, has an estimated 10,000-50,000 employees, and is headquartered in Chuo, Tokyo. On the LightSource stability read it is rated "Established & strong": 70 years in operation (founded 1956). Publicly listed; no distress event on record. Holds IATF 16949, ISO 13485, ISO 14001, ISO 45001, ISO 50001, ISO 9001, ISO/TS 16949 certification(s) per public sources.
Frequently asked questions
What does Sumida Corporation make?
Sumida Corporation designs and manufactures coil-related electronic components and modules, including power inductors, transformers, EMC coils, and automotive modules. The company is headquartered in Chuo, Tokyo, Japan, and was founded in 1956. It is publicly listed under ticker 6817.T and employs between 10,000 and 50,000 people. Its products serve the automotive, electric-vehicle, electronics, appliance, medical, and plumbing-hardware industries. In June 2026, it inaugurated an electronics factory at An Phat 1 Industrial Park in Vietnam.
Where is Sumida Corporation headquartered?
Sumida Corporation is headquartered in Chuo, Tokyo (2, Chuo, Tokyo, 104-0042).
When was Sumida Corporation founded?
Sumida Corporation was founded in 1956.
How big is Sumida Corporation?
Sumida Corporation has an estimated 10,000-50,000 employees, with revenue in the 940.0M range.
Is Sumida Corporation publicly traded?
Publicly traded (JPX: 6817.T). Public financial figures are drawn from its filings.
What certifications does Sumida Corporation hold?
Sumida Corporation lists IATF 16949 · ISO 13485 · ISO 14001 · ISO 45001 · ISO 50001 · ISO 9001 · ISO/TS 16949 on its website. Confirm the certified scope for the specific plant producing your part.
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Last verified Nov 2026. Is this your company? Request a correction.
Location & contact
Phone
+81 367-58-2470
Certification
IATF 16949 · ISO 13485 · ISO 14001 · ISO 45001 · ISO 50001 · ISO 9001 · ISO/TS 16949
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