Private company

Aciéries de Longwy

The Société des aciéries de Longwy (Longwy Steelworks Co.) was a steelworks located in Longwy, Meurthe-et-Moselle, France. In 1881 the company bought the Moulaine blast furnace and mine, and the first Mont-Saint-Martin steel plant went into operation in 1883.2 It was founded in 1880.1 It ceased to exist in 1966.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1880Founded1
  • Industrymetal industry1
  • HeadquartersLongwy1
AUBERVILLIERS - Sté des Aciéries de Longwy
Photo: Scanné par Claude Shoshany, Public domain, via Wikimedia Commons3

The Société des aciéries de Longwy (Longwy Steelworks Co.) was a steelworks located in Longwy, Meurthe-et-Moselle, France. In 1881 the company bought the Moulaine blast furnace and mine, and the first Mont-Saint-Martin steel plant went into operation in 1883.2

Corporate structure

Aciéries de Longwy sits at the top of its group. 2 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

  • Aciéries de Longwy Longwy
    • Société Anonyme des Produits Refractaires de Longwy Stake · 45% · France

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What Aciéries de Longwy reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Stakes and holdings (Wikidata)

  • Société Anonyme des Produits Refractaires de Longwy 45%

Things Wikidata records the company as owning, with the share when stated.1

Subsidiaries and ownership

Also owns

  • Société Anonyme des Produits Refractaires de Longwy 45%

From Wikidata.1

Timeline

  1. 1966Dissolved Dissolved1
  2. 1880Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3