Verified Nov 2026
Other
·
White Plains, New York
·
Since
Kumiai Chemical Industry Co Ltd is a company with headquarters in White Plains, New York, United States. Its employee count falls in the 1,000 to 5,000 band, and its estimated revenue is in the $1 to 5 billion band. The company is privately held and serves the automotive, electric vehicle, renewable energy, and industrial equipment industries. In September 2026, it agreed to acquire a 46.99% stake in Ihara Construction Industry Co. Ltd from a group of shareholders.
Kumiai Chemical Industry Co Ltd (4996) at a glance
Revenue
$1-5B
Est. band
Employees
1,000-5,000
Headquarters
White Plains, New York
Certifications
ISO 14001 · ISO 9001
Industries
Automotive
Electric Vehicles
Renewable Energy
Industrial Equipment
Overview
Kumiai Chemical Industry Co Ltd is a company with headquarters in White Plains, New York, United States. Its employee count falls in the 1,000 to 5,000 band, and its estimated revenue is in the $1 to 5 billion band. The company is privately held and serves the automotive, electric vehicle, renewable energy, and industrial equipment industries. In September 2026, it agreed to acquire a 46.99% stake in Ihara Construction Industry Co. Ltd from a group of shareholders.
At a glance
Attribute | Detail |
|---|---|
Headquarters | White Plains, New York |
Employees | 1,000-5,000 |
Revenue | $1-5B (estimated) |
Certifications | ISO 14001 · ISO 9001 |
What Kumiai Chemical Industry Co Ltd (4996) makes
The company holds ISO 9001 and ISO 14001 certifications and lists casting, electronics, and emissions among its products.
Products and capabilities described on the company's own site include Casting, Electronics, Emissions (source: kumiai-chem.co.jp).
Certifications
Kumiai Chemical Industry Co Ltd (4996) is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 14001 — kumiai-chem.co.jp
ISO 9001 — kumiai-chem.co.jp
Latest developments
2026-09-11 — クミアイ化学、連結子会社3社を簡易株式交換で完全子会社化｜M&Aニュース（適時開示より）｜プラチナパートナーズ (platinumpartners.jp)
2026-09-10 — Kumiai Chemical Industry Co., Ltd. agreed to acquire 46.99% stake in Ihara Construction Industry Co. Ltd from a group of shareholders. | MarketScreener (marketscreener.com)
2026-09-10 — Kumiai Chemical Industry Co., Ltd. agreed to acquire an additional 5.40% stake in Kumika Butsuryu Co.,Ltd. from Ihara Shiki Co., Ltd. | MarketScreener (marketscreener.com)
2025-01-01 — Valent and Kumiai Partner on New Rice Herbicide | Effeeda® (valent.com)
Company details
The company is privately held, with an estimated revenue band of $1 to 5 billion, and the record lists no named customers. Kumiai Chemical Industry Co Ltd (4996) has an estimated 1,000-5,000 employees, and is headquartered in White Plains, New York.
Frequently asked questions
What does Kumiai Chemical Industry Co Ltd (4996) do?
Kumiai Chemical Industry Co Ltd is a company with headquarters in White Plains, New York, United States. Its employee count falls in the 1,000 to 5,000 band, and its estimated revenue is in the $1 to 5 billion band. The company is privately held and serves the automotive, electric vehicle, renewable energy, and industrial equipment industries. In September 2026, it agreed to acquire a 46.99% stake in Ihara Construction Industry Co. Ltd from a group of shareholders.
Where is Kumiai Chemical Industry Co Ltd (4996) headquartered?
Kumiai Chemical Industry Co Ltd (4996) is headquartered in White Plains, New York (11 Martine Ave, White Plains, New York, 10606).
How big is Kumiai Chemical Industry Co Ltd (4996)?
Kumiai Chemical Industry Co Ltd (4996) has an estimated 1,000-5,000 employees, with revenue in the $1-5B range (estimated).
What certifications does Kumiai Chemical Industry Co Ltd (4996) hold?
Kumiai Chemical Industry Co Ltd (4996) lists ISO 14001 · ISO 9001 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.
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