# Christof Leuenberger

> 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/christof-leuenberger/1307904

## Registry facts

- Residence: Ellikon an der Thur
- Nationality: CH
- Status: active

## Mandates (3)

- Susanne Büchler Verlag GmbH (CHE-114.381.565) — member of the management board — individual signing authority (company no longer active)
- Cornelsen Schweiz AG (CHE-109.098.796) — individual signing authority
- Dr. Leuenberger's OptioLab (CHE-193.434.378) — owner — individual signing authority

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Machine-readable variant of https://graph.swiss/people/christof-leuenberger/1307904: registry facts only.
Site overview for agents: https://graph.swiss/llms.txt