# Erwin Grau

> Swiss commercial-register person record from Swiss Graph (graph.swiss),
> sourced from the Swiss Official Gazette of Commerce (SHAB/SOGC).
> Canonical profile: https://graph.swiss/people/erwin-grau/2295087

## Registry facts

- Residence: Hausen am Albis
- Nationality: CH
- Status: active

## Mandates (3)

- HYDROFIN AG in Liquidation (CHE-103.114.439) — president — individual signing authority (company no longer active)
- Hydag AG (CHE-104.040.915) — member of the board — individual signing authority
- GH Engineering AG in Liquidation (CHE-109.882.838) — member — individual signing authority (company no longer active)

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Machine-readable variant of https://graph.swiss/people/erwin-grau/2295087: registry facts only.
Site overview for agents: https://graph.swiss/llms.txt