Verified Nov 2026
Batteries & E-Mobility
·
Nagoya, Aichi
·
Since 1919
NGK Corporation, founded in 1919 and headquartered in Nagoya, Japan, makes engineered ceramic components, energy infrastructure systems, automotive emissions-control ceramics, and EnerCera lithium-ion batteries. The company employs between 10,000 and 50,000 people, reports revenue of about 4.2 billion, and is publicly listed under ticker 5333. Its products serve the automotive, electric-vehicle, electronics, renewable-energy, plumbing-hardware, and industrial-equipment sectors. In November 2025 it announced plans to triple production capacity for translucent alumina wafers used in next-generation semiconductor equipment.
NGK Corporation at a glance
Revenue
4.2B
Employees
10,000-50,000
Founded
1919
Headquarters
Nagoya, Aichi
Ownership
Publicly traded (TYO: 5333)
Certifications
IATF 16949 · ISO 14001 · ISO 45001 · ISO 9001 · ISO/TS 16949
Industries
Automotive
Electric Vehicles
Electronics
Plumbing & Hardware
Renewable Energy
Industrial Equipment
STABILITY SIGNALS
Established & strong
107 years in operation (founded 1919).
Publicly listed; no distress event on record.
Holds IATF 16949, ISO 14001, ISO 45001, ISO 9001, ISO/TS 16949 certification(s) per public sources.
Overview
NGK Corporation, founded in 1919 and headquartered in Nagoya, Japan, makes engineered ceramic components, energy infrastructure systems, automotive emissions-control ceramics, and EnerCera lithium-ion batteries. The company employs between 10,000 and 50,000 people, reports revenue of about 4.2 billion, and is publicly listed under ticker 5333. Its products serve the automotive, electric-vehicle, electronics, renewable-energy, plumbing-hardware, and industrial-equipment sectors. In November 2025 it announced plans to triple production capacity for translucent alumina wafers used in next-generation semiconductor equipment.
At a glance
Attribute | Detail |
|---|---|
Founded | 1919 |
Headquarters | Nagoya, Aichi |
Employees | 10,000-50,000 |
Revenue | 4.2B |
Ownership | Publicly traded (TYO: 5333) |
Primary capability | Batteries & E-Mobility |
Certifications | IATF 16949 · ISO 14001 · ISO 45001 · ISO 9001 · ISO/TS 16949 |
What NGK Corporation makes
The company holds IATF 16949, ISO 9001, ISO 14001, ISO 45001, and ISO/TS 16949 certifications, and its ceramic products span engineered components, energy storage, and environmental technologies.
Certifications
NGK Corporation is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
IATF 16949 — ngkceramics.com
ISO 14001 — ngkceramics.com
ISO 45001 — ngkceramics.com
ISO 9001 — ngkceramics.com
ISO/TS 16949 — windows.net
Latest developments
2026-04-24 — NGK to Increase Production Capacity of Ceramics for Semiconductor Manufacturing Equipment | News | NGK Corporation (ngk-global.com)
2026-02-24 — Chubu Electric Power Co., Inc. | Signing of Joint Research Agreement Between NGK Insulators and Chubu Electric Power for Practical Application of Ammonia-Fired Kilns - Press Releases and Other Company News (chuden.co.jp)
2025-11-27 — Expansion of U.S. Production Site for Components for Semiconductor Manufacturing Equipment | NGK INSULATORS (mynewsdesk.com)
2025-11-27 — Selected for NEDO’s Research and Development Project of the Enhanced Infrastructures for Post-5G Information and Communication Systems | NGK INSULATORS (mynewsdesk.com)
2025-11-14 — NGK to Triple Production Capacity for Translucent Alumina Wafer Strengthening Response to the Next-Generation Semiconductor Market | News | NGK Corporation (ngk-global.com)
2025-11-05 — Japan’s NGK discontinues manufacturing of sodium-sulfur batteries - pv magazine Global (pv-magazine.com)
Company details
NGK is publicly listed under ticker 5333, and in February 2026 it signed a joint research agreement with Chubu Electric Power on the practical application of ammonia-fired kilns. NGK Corporation was founded in 1919, has an estimated 10,000-50,000 employees, and is headquartered in Nagoya, Aichi. On the LightSource stability read it is rated "Established & strong": 107 years in operation (founded 1919). Publicly listed; no distress event on record. Holds IATF 16949, ISO 14001, ISO 45001, ISO 9001, ISO/TS 16949 certification(s) per public sources.
Frequently asked questions
What does NGK Corporation make?
NGK Corporation, founded in 1919 and headquartered in Nagoya, Japan, makes engineered ceramic components, energy infrastructure systems, automotive emissions-control ceramics, and EnerCera lithium-ion batteries. The company employs between 10,000 and 50,000 people, reports revenue of about 4.2 billion, and is publicly listed under ticker 5333. Its products serve the automotive, electric-vehicle, electronics, renewable-energy, plumbing-hardware, and industrial-equipment sectors. In November 2025 it announced plans to triple production capacity for translucent alumina wafers used in next-generation semiconductor equipment.
Where is NGK Corporation headquartered?
NGK Corporation is headquartered in Nagoya, Aichi.
When was NGK Corporation founded?
NGK Corporation was founded in 1919.
How big is NGK Corporation?
NGK Corporation has an estimated 10,000-50,000 employees, with revenue in the 4.2B range.
Is NGK Corporation publicly traded?
Publicly traded (TYO: 5333). Public financial figures are drawn from its filings.
What certifications does NGK Corporation hold?
NGK Corporation lists IATF 16949 · ISO 14001 · ISO 45001 · 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
+81 353-91-3631
Certification
IATF 16949 · ISO 14001 · ISO 45001 · ISO 9001 · ISO/TS 16949
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