# Stefan Letschert

> 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-letschert/650391

## Registry facts

- Residence: St. Katharinen, DE
- Nationality: DE
- Status: active

## Mandates (5)

- ozone.ch Sàrl (CHE-105.453.473) — gérant — signature collective à 2
- ProWaTech AG (CHE-111.991.282) — member of the board — joint signing authority (any two to sign)
- Hauser + Walz GmbH (CHE-112.051.973) — member of the management board — joint signing authority (any two to sign) (company no longer active)
- EnviroFALK AG (CHE-273.456.584) — member of the board — joint signing authority (any two to sign)
- EnviroChemie AG (CHE-107.900.218) — chairperson of the board — joint signing authority (any two to sign)

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Machine-readable variant of https://graph.swiss/people/stefan-letschert/650391: registry facts only.
Site overview for agents: https://graph.swiss/llms.txt