# Ernst Ryf

> Swiss commercial-register record from Swiss Graph (graph.swiss), sourced
> from the Swiss Official Gazette of Commerce (SHAB/SOGC).
> Canonical profile: https://graph.swiss/companies/ernst-ryf/209475

## Registry facts

- UID: CHE-107.226.787
- Status: deleted
- Legal form: sole proprietorship
- Registered: 1990-12-20
- Address: Käsereiweg 4 4536 Attiswil
- Location: Attiswil, be
- Industry (NOGA): 432202, lnstallation of heating, ventilation and air-conditioning systems

## Purpose

Heizung-Lüftung-Klimatechnik.

## Registered officers

- Ernst Ryf — owner — individual signing authority

---

Machine-readable variant of https://graph.swiss/companies/ernst-ryf/209475: registry facts only; the HTML
profile adds the corporate network, publications and live enrichment.
Site overview for agents: https://graph.swiss/llms.txt