# Doncasters Group

Group identifier: aiwaw:doncasters-group  
Ultimate owner: Ultimate owner not established in GLEIF  
Basis of membership: group as recorded in company documents – Source [C]: Rejestr „Podmioty” – zapis grupy w dokumentach spółek (bez relacji w GLEIF)  
Data as of: 2026-10-19, version 2.26  
Page: https://ai-waw.com/en/companies/groups/doncasters-group

## At a glance

Doncasters Group – 2 companies in the register with 2 plants in 2 countries (most: Germany 1, United Kingdom 1). Metals of the plants: nickel. Main links of the chain: processing – 2 plants. Membership follows the group as recorded in company documents, without a GLEIF consolidation relationship.

## Value-chain coverage

| Link | Plants | Stages |
|---|---:|---|
| Raw materials | 0 | – |
| Smelting and refining | 0 | – |
| Processing | 2 | nickel alloys – melting and processing 2 |
| Products | 0 | – |
| Recycling | 0 | – |
| End uses | 0 | – |

## Plants by country

| Country | Plants |
|---|---:|
| Germany | 1 |
| United Kingdom | 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

- **Doncasters Group** (corporate group; aiwaw:doncasters-group)
  - [Doncasters Precision Castings](https://ai-waw.com/en/companies/doncasters-precision-castings.md) (company; Germany; register · C)
    - Bochum (Bochum, Germany) – plant; nickel alloys – melting and processing; operating; class B
  - [Doncasters Ross & Catherall](https://ai-waw.com/en/companies/doncasters-ross-catherall.md) (company; United Kingdom; register · C)
    - Killamarsh (Killamarsh (Sheffield), United Kingdom) – plant; nickel alloys – melting and processing; operating; class B

## 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.

- [Berkshire Hathaway](https://ai-waw.com/en/companies/groups/berkshire-hathaway.md) – in common: nickel; processing; United Kingdom
- [DN Equity GmbH](https://ai-waw.com/en/companies/groups/dn-equity-gmbh.md) – in common: nickel; processing; Germany
- [Höganäs Holding AB](https://ai-waw.com/en/companies/groups/hoganas-holding-ab.md) – in common: nickel; processing
- [Carpenter Technology Corporation](https://ai-waw.com/en/companies/groups/carpenter-technology-corporation.md) – in common: nickel; processing; United Kingdom

## Data quality

- Source class of plants: A 0, B 2, C 0
- Plants verified at source: 2 / 2 (2026-10-08 – 2026-10-08)
- Ownership relationships of companies: GLEIF relationship (class A): 0 of 2; group as recorded: 2 of 2; companies with an LEI: 0 of 2
- Basis of membership: group as recorded in company documents (class C)

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.