# Sonja Sieber

> 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/sonja-sieber/2365948

## Registry facts

- Residence: Romanshorn
- Nationality: CH
- Status: active

## Mandates (2)

- evolvium gmbh (CHE-100.773.019) — LLC member — individual signing authority
- focusenergia GmbH (CHE-429.689.743) — joint signing authority (any two to sign)

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Machine-readable variant of https://graph.swiss/people/sonja-sieber/2365948: registry facts only.
Site overview for agents: https://graph.swiss/llms.txt