Company officer

Nicolas Stève Sierro

5 current roles
5 companies
Resident in Peney (Vuiteboeuf) (as published)

Published details

Name (as registered)

Sierro, Nicolas Stève

Nationality / origin

Hérémence

Derived 90%

Derived by a deterministic rule from source data

Source: SHAB/FOSC – Swiss Official Gazette of Commerce
Retrieved: 2026-09-29
Source date: 2025-02-28
Confidence: 90%
Extractor: shab-rules-structured-v1

Raw evidence

Sierro, Nicolas Stève, de Hérémence, à Vuiteboeuf, gérant, avec signature collective à deux

Derived 70%

Derived by a deterministic rule from source data

Source: SHAB/FOSC – Swiss Official Gazette of Commerce
Retrieved: 2026-09-29
Source date: 2024-11-18
Confidence: 70%
Extractor: shab-rules-prose-v1

Raw evidence

Nouvelle personne inscrite: Sierro Nicolas Stève, d'Hérémence, à Vuiteboeuf, administrateur, président, signature collective à deux.

+3 more

Residence

Peney (Vuiteboeuf)

Derived 90%

Derived by a deterministic rule from source data

Source: SHAB/FOSC – Swiss Official Gazette of Commerce
Retrieved: 2026-09-29
Source date: 2025-02-28
Confidence: 90%
Extractor: shab-rules-structured-v1

Raw evidence

Sierro, Nicolas Stève, de Hérémence, à Vuiteboeuf, gérant, avec signature collective à deux

Derived 70%

Derived by a deterministic rule from source data

Source: SHAB/FOSC – Swiss Official Gazette of Commerce
Retrieved: 2026-09-29
Source date: 2024-11-18
Confidence: 70%
Extractor: shab-rules-prose-v1

Raw evidence

Nouvelle personne inscrite: Sierro Nicolas Stève, d'Hérémence, à Vuiteboeuf, administrateur, président, signature collective à deux.

+3 more

Only information published in official commercial register notices is shown. People with the same name are merged only when origin/nationality also matches.

Company roles (5)

Company	Role	Signature	Since	Evidence
Sanistar Sàrl Port-Valais, CH	Managing officer	signature collective à deux	2025-02-28	Derived 90% Derived by a deterministic rule from source data Source SHAB/FOSC – Swiss Official Gazette of Commerce Retrieved 2026-09-29 Source date 2025-02-28 Confidence 90% Extractor shab-rules-structured-v1 Raw evidence Sierro, Nicolas Stève, de Hérémence, à Vuiteboeuf, gérant, avec signature collective à deux
Tamoil Ltd Geneva, CH	—	signature collective à deux	2024-11-18	Derived 90% Derived by a deterministic rule from source data Source SHAB/FOSC – Swiss Official Gazette of Commerce Retrieved 2026-09-29 Source date 2024-11-18 Confidence 90% Extractor shab-rules-structured-v1 Raw evidence Sierro, Nicolas Stève, de Hérémence, à Vuiteboeuf, avec signature collective à deux
Celsa-Charmettes S.A. Romont FR, CH	Chair	signature collective à deux	2024-11-18	Derived 70% Derived by a deterministic rule from source data Source SHAB/FOSC – Swiss Official Gazette of Commerce Retrieved 2026-09-29 Source date 2024-11-18 Confidence 70% Extractor shab-rules-prose-v1 Raw evidence Nouvelle personne inscrite: Sierro Nicolas Stève, d'Hérémence, à Vuiteboeuf, administrateur, président, signature collective à deux.
Pétrole-Carbona SA Conthey, CH	Chair	signature collective à deux	2024-07-29	Derived 90% Derived by a deterministic rule from source data Source SHAB/FOSC – Swiss Official Gazette of Commerce Retrieved 2026-09-29 Source date 2024-07-29 Confidence 90% Extractor shab-rules-structured-v1 Raw evidence Sierro, Nicolas Stève, dit Nicolas, de Hérémence, à Vuiteboeuf, président du conseil d'administration, avec signature collective à deux
Hänggi Brennstoffe AG Zollikofen, CH	Board member	Kollektivunterschrift zu zweien	2024-07-03	Derived 90% Derived by a deterministic rule from source data Source SHAB/FOSC – Swiss Official Gazette of Commerce Retrieved 2026-09-29 Source date 2024-07-03 Confidence 90% Extractor shab-rules-structured-v1 Raw evidence Sierro, Nicolas Stève, von Hérémence, in Peney (Vuiteboeuf), Mitglied des Verwaltungsrates, mit Kollektivunterschrift zu zweien

Timeline

2025-02-28Officer appointed
Derived 90%
Derived by a deterministic rule from source data
Source
SHAB/FOSC – Swiss Official Gazette of Commerce
Retrieved
2026-09-29
Source date
2025-02-28
Confidence
90%
Raw evidence
```
Sierro, Nicolas Stève, de Hérémence, à Vuiteboeuf, gérant, avec signature collective à deux
```
Nicolas Stève Sierro appointed managing officer at Sanistar Sàrl
2024-11-18Officer appointed
Derived 70%
Derived by a deterministic rule from source data
Source
SHAB/FOSC – Swiss Official Gazette of Commerce
Retrieved
2026-09-29
Source date
2024-11-18
Confidence
70%
Raw evidence
```
Nouvelle personne inscrite: Sierro Nicolas Stève, d'Hérémence, à Vuiteboeuf, administrateur, président, signature collective à deux.
```
Nicolas Stève Sierro appointed chair at Celsa-Charmettes S.A.
2024-11-18Officer appointed
Derived 90%
Derived by a deterministic rule from source data
Source
SHAB/FOSC – Swiss Official Gazette of Commerce
Retrieved
2026-09-29
Source date
2024-11-18
Confidence
90%
Raw evidence
```
Sierro, Nicolas Stève, de Hérémence, à Vuiteboeuf, avec signature collective à deux
```
Nicolas Stève Sierro appointed officer at Tamoil Ltd
2024-07-29Officer appointed
Derived 90%
Derived by a deterministic rule from source data
Source
SHAB/FOSC – Swiss Official Gazette of Commerce
Retrieved
2026-09-29
Source date
2024-07-29
Confidence
90%
Raw evidence
```
Sierro, Nicolas Stève, dit Nicolas, de Hérémence, à Vuiteboeuf, président du conseil d'administration, avec signature collective à deux
```
Nicolas Stève Sierro appointed chair at Pétrole-Carbona SA
2024-07-03Officer appointed
Derived 90%
Derived by a deterministic rule from source data
Source
SHAB/FOSC – Swiss Official Gazette of Commerce
Retrieved
2026-09-29
Source date
2024-07-03
Confidence
90%
Raw evidence
```
Sierro, Nicolas Stève, von Hérémence, in Peney (Vuiteboeuf), Mitglied des Verwaltungsrates, mit Kollektivunterschrift zu zweien
```
Nicolas Stève Sierro appointed board member at Hänggi Brennstoffe AG

This page reproduces information published in the Swiss Official Gazette of Commerce. It does not imply any wrongdoing. If you are the person named here and believe information is inaccurate or should be removed, please request a correction or removal.