Overview

Asteelflash is an electronics manufacturing services (EMS) and supply-chain company headquartered in Saint-Cloud, France. Founded in 1999, it has an estimated 5,000 to 10,000 employees and estimated annual revenue of $500 million to $1 billion. The company serves automotive, electric-vehicle, electronics, appliance, medical, and military-defense customers. In 2025 it announced the planned closure of its Bornheim factory, and in 2025 it installed a FUJI NXTR placement line at its Tunisian site, the first of its kind in North Africa.

At a glance

What Asteelflash makes

The company holds IATF 16949, ISO 13485, ISO 14001, ISO 45001, ISO 50001, ISO 9001, and ISO/TS 16949 certifications, and its listed product areas include electronics, PCB assembly, welding, coating, and assembly.

Products and capabilities described on the company's own site include Electronics, Coating, Welding, Assembly, PCB (source: asteelflash.com).

Certifications

Asteelflash is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:

• IATF 16949 — asteelflash.com

• ISO 13485 — asteelflash.com

• ISO 14001 — asteelflash.com

• ISO 45001 — asteelflash.com

• ISO 50001 — asteelflash.com

• ISO 9001 — asteelflash.com

• ISO/TS 16949 — asteelflash.com

Trade and customs footprint

Asteelflash announced in September 2025 the planned closure of its Bornheim factory, and in May 2026 it was reported to be preparing the expansion of its Tunisian subsidiary. US customs bill-of-lading records list 1838 inbound shipments across 50 foreign suppliers, with top origins including Hong Kong S.A.R. · China · Taiwan · Singapore.

Latest developments

• 2026-11-02 — 日月光投控：USI Asteelflash USA擬取得美國不動產使用權資產，預計約929萬美元 - MoneyDJ理財網 (moneydj.com)

• 2026-05-08 — Asteelflash prépare l’expansion de sa filiale en Tunisie - Entreprises Magazine (entreprises-magazine.com)

• 2026-03-10 — We are excited to share another milestone in our collaboration with Asteelflash Germany GmbH. 🎉As part of their ongoing production expansion, we recently completed the acceptance of a new system featuring our … (linkedin.com)

• 2025-10-31 — Asteelflash is proud to announce the installation of the first FUJI NXTR placement line in North Africa — a major step forward in smart and high-performance electronics manufacturing. | AsteelFlash Tunisia (linkedin.com)

• 2025-09-05 — Asteelflash Confirms Planned Closure of Bornheim Factory - Asteelflash (asteelflash.com)

• 2025-06-12 — Asteelflash France Streamlines Its Operations - Asteelflash (asteelflash.com)

Facilities

Asteelflash is headquartered in Saint-Cloud, Ile-de-France. Public sources also reference these locations:

• France — asteelflash.com

Company details

Asteelflash is a privately held company with an estimated 5,000 to 10,000 employees, and its industries include automotive, electric vehicles, medical, and military-defense. Asteelflash was founded in 1999, has an estimated 5,000-10,000 employees, and is headquartered in Saint-Cloud, Ile-de-France. On the LightSource stability read it is rated "Established & active": 27 years in operation (founded 1999). 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 Asteelflash make?

Asteelflash is an electronics manufacturing services (EMS) and supply-chain company headquartered in Saint-Cloud, France. Founded in 1999, it has an estimated 5,000 to 10,000 employees and estimated annual revenue of $500 million to $1 billion. The company serves automotive, electric-vehicle, electronics, appliance, medical, and military-defense customers. In 2025 it announced the planned closure of its Bornheim factory, and in 2025 it installed a FUJI NXTR placement line at its Tunisian site, the first of its kind in North Africa.

Where is Asteelflash headquartered?

Asteelflash is headquartered in Saint-Cloud, Ile-de-France (1 Rue Royale, Saint-Cloud, Ile-de-France, 92210).

When was Asteelflash founded?

Asteelflash was founded in 1999.

How big is Asteelflash?

Asteelflash has an estimated 5,000-10,000 employees, with revenue in the $500M-1B range (estimated).

What certifications does Asteelflash hold?

Asteelflash 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.

Does Asteelflash import from overseas suppliers?

US customs bill-of-lading records show 1838 inbound shipments for Asteelflash, with top origins including Hong Kong S.A.R. · China · Taiwan · Singapore.

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Last verified Nov 2026. Is this your company? Request a correction.