# John Cockerill

Group identifier: 529900P0HVIO92I8AU52 (LEI of the parent company)  
Ultimate owner: John Cockerill (LEI 529900P0HVIO92I8AU52, GLEIF, class A) – Reason given in GLEIF: the parent does not consolidate the company  
Basis of membership: GLEIF relationships – Source [A]: GLEIF – Level 2 (relacje „kto jest właścicielem kogo”), rekord LEI 529900P0HVIO92I8AU52 – https://search.gleif.org/#/record/529900P0HVIO92I8AU52  
Data as of: 2026-10-18, version 2.22  
Page: https://ai-waw.com/en/companies/groups/john-cockerill

## At a glance

John Cockerill – 2 companies in the register with 2 plants in 2 countries (most: Belgium 1, France 1). Metals of the plants: alloy steel. Main links of the chain: end uses – 2 plants. The parent company John Cockerill has no higher parent in GLEIF. Reason given in GLEIF: the parent does not consolidate the company.

## Value-chain coverage

| Link | Plants | Stages |
|---|---:|---|
| Raw materials | 0 | – |
| Smelting and refining | 0 | – |
| Processing | 0 | – |
| Products | 0 | – |
| Recycling | 0 | – |
| End uses | 2 | chemical and hydrogen equipment, compressors, process valves 2 |

## Plants by country

| Country | Plants |
|---|---:|
| Belgium | 1 |
| France | 1 |

## Full capacity by metal and stage

Full capacity of operating single-metal plants – separately for each stage and unit; no sum across stages (a smelter and an extrusion press process the same metal) and no ownership shares in plants (next stage). Multi-metal plants – in the totals table below.

No capacity of operating single-metal plants with a unit.

## Group structure

- **John Cockerill** (corporate group; 529900P0HVIO92I8AU52)
  - [John Cockerill Defense SA](https://ai-waw.com/en/companies/john-cockerill-defense-sa.md) (company; Belgium; LEI 529900TY2GYO7NSVF328; Business register 0563837739; Consolidation relationship from GLEIF (Level 2, CC0) – class A source)
    - Aubange – spawanie kadłubów, obróbka skrawaniem i montaż pojazdów wojskowych (Aubange, Belgium) – plant; defence (weapons, vehicles, naval ships, ammunition); operating; class A
  - [John Cockerill Hydrogen France SAS](https://ai-waw.com/en/companies/john-cockerill-hydrogen-france-sas.md) (company; France; register · C)
    - Aspach-Michelbach – produkcja ogniw elektrolizerów (Aspach-Michelbach, France) – plant; chemical and hydrogen equipment, compressors, process valves; operating; class A

## Capacity and output of the group companies’ plants

Totals cover the full capacity (and output) of operating plants owned by the group companies, without taking shares in jointly owned plants into account; capacity attributed to the group by share will be added in the next stage. Only values in the same unit and for the same metal are added up.

The plants of the group companies have no capacity or output with a unit in the register.

## Similar groups

Similarity: common metals (weight 0.5), chain links (0.3) and plant countries (0.2) – Jaccard index; only groups with at least one common metal.

- [Safran SA](https://ai-waw.com/en/companies/groups/safran-sa.md) – in common: alloy steel; end uses; Belgium, France
- [KNDS](https://ai-waw.com/en/companies/groups/knds.md) – in common: alloy steel; end uses; France
- [ArianeGroup SAS](https://ai-waw.com/en/companies/groups/arianegroup-sas.md) – in common: alloy steel; end uses; France
- [Meca Dev](https://ai-waw.com/en/companies/groups/meca-dev.md) – in common: alloy steel; end uses; France

## Data quality

- Source class of plants: A 2, B 0, C 0
- Plants verified at source: 2 / 2 (2026-10-18 – 2026-10-18)
- Ownership relationships of companies: GLEIF relationship (class A): 1 of 2; group as recorded: 1 of 2; companies with an LEI: 1 of 2
- Basis of membership: GLEIF relationships (class A); Reason given in GLEIF: the parent does not consolidate the company

The group card (page and Markdown) is open to text and data mining with attribution; the JSON data – like the other JSON data of the register – is reserved as a compiled database. Relationships from GLEIF: CC0 1.0.