# Hammerer Aluminium Industries Holding GmbH

Group identifier: aiwaw:hammerer-aluminium-industries-holding-gmbh  
Ultimate owner: Ultimate owner not established in GLEIF  
Basis of membership: group as recorded in company documents – Source [C]: “Companies” register – group entry in company documents (no relations in GLEIF)  
Data as of: 2026-10-20, version 2.31  
Page: https://ai-waw.com/en/companies/groups/hammerer-aluminium-industries-holding-gmbh

## At a glance

Hammerer Aluminium Industries Holding GmbH – 4 companies in the register with 4 plants in 3 countries (most: Austria 2, Germany 1, Romania 1). Metals of the plants: aluminium. Main links of the chain: processing – 4 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 | 4 | extrusion plant 2; remelt and wrought-ingot casthouse 2 |
| Products | 0 | – |
| Recycling | 0 | – |
| End uses | 0 | – |

## Plants by country

| Country | Plants |
|---|---:|
| Austria | 2 |
| Germany | 1 |
| Romania | 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

- **Hammerer Aluminium Industries Holding GmbH** (corporate group; aiwaw:hammerer-aluminium-industries-holding-gmbh)
  - [Hammerer Aluminium Industries](https://ai-waw.com/en/companies/hammerer-aluminium-industries.md) (company; Germany; register · C)
    - Soest – extrusion plant (Soest, Germany) – plant; extrusion plant; operating; class B
  - [Hammerer Aluminium Industries Casting GmbH](https://ai-waw.com/en/companies/hammerer-aluminium-industries-casting-gmbh.md) (company; Austria; register · C)
    - Ranshofen (Ranshofen (Braunau am Inn), Austria) – plant; remelt and wrought-ingot casthouse; operating; class B
  - [Hammerer Aluminium Industries Extrusion GmbH](https://ai-waw.com/en/companies/hammerer-aluminium-industries-extrusion-gmbh.md) (company; Austria; register · C)
    - Ranshofen (Braunau am Inn) – profile extrusion plant and machining (Ranshofen (Braunau am Inn), Austria) – plant; extrusion plant; operating; class B
  - [Hammerer Aluminium Industries Sântana S.R.L.](https://ai-waw.com/en/companies/hammerer-aluminium-industries-santana-s-r-l.md) (company; Romania; LEI 529900XOZKJB48GDHT29; Business register J02/1623/2006; register · C)
    - Hammerer Aluminium Industries Sântana S.R.L. (Sântana, Romania) – plant; remelt and wrought-ingot casthouse; 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.

## Flow analyses

“Metal flows” analyses in which plants of the group companies appear; below – analyses covering the metal and country of the group plants.

- [Aluminium Flows in Germany](https://ai-waw.com/en/metal-flows/aluminium-flows-germany.md) – in the analysis: 1 plant, 1 company
- [Aluminium Flows in Austria](https://ai-waw.com/en/metal-flows/aluminium-flows-austria.md) – in the analysis: 2 plants, 2 companies
- [EU-27 Aluminium Flows](https://ai-waw.com/en/metal-flows/eu-aluminium-flow-analysis.md) – covers the metal and country of the group plants

## 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.

- [BORBET Gruppe](https://ai-waw.com/en/companies/groups/borbet-gruppe.md) – in common: aluminium; processing; Austria, Germany
- [Alu-met GmbH](https://ai-waw.com/en/companies/groups/alu-met-gmbh.md) – in common: aluminium; processing; Austria, Germany
- [MWS Industrieholding](https://ai-waw.com/en/companies/groups/mws-industrieholding.md) – in common: aluminium; processing; Austria
- [Vaessen Aluminium](https://ai-waw.com/en/companies/groups/vaessen-aluminium.md) – in common: aluminium; processing; Germany

## Data quality

- Source class of plants: A 0, B 4, C 0
- Plants verified at source: 4 / 4 (2026-10-08 – 2026-10-10)
- Ownership relationships of companies: GLEIF relationship (class A): 0 of 4; group as recorded: 4 of 4; companies with an LEI: 1 of 4
- 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.