# Gion Sonder

> 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/gion-sonder/2377291

## Registry facts

- Residence: Chur
- Nationality: CH
- Status: active

## Mandates (3)

- Emch+Berger Graubünden AG (CHE-101.289.476) — individual signing authority
- F. Unger, dipl. Ing. ETH/SIA, Ingenieurbüro AG (CHE-105.956.225) — member of the board — individual signing authority (company no longer active)
- Gion Franzestg Sonder (CHE-102.981.741) — owner — individual signing authority (company no longer active)

---

Machine-readable variant of https://graph.swiss/people/gion-sonder/2377291: registry facts only.
Site overview for agents: https://graph.swiss/llms.txt