# Stefan Haas

> 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/stefan-haas/2298686

## Registry facts

- Residence: Frauenfeld
- Nationality: CH
- Status: active

## Mandates (4)

- Tonus Management S.A., succursale de Nyon (CHE-185.340.539) — signature collective à 2 (company no longer active)
- IT Professionals AG (CHE-104.836.498) — general manager — joint signing authority (any two to sign) (company no longer active)
- Haas Informatik (CHE-109.937.132) — owner — individual signing authority (company no longer active)
- Haas Consulting GmbH (CHE-184.619.068) — LLC member and member of the executive board — individual signing authority

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Machine-readable variant of https://graph.swiss/people/stefan-haas/2298686: registry facts only.
Site overview for agents: https://graph.swiss/llms.txt