---
title: "Bruno Arthur Sidler — Ownership Dossier"
canonical: https://whiteintel.dev/entity/223febe2-390c-5ff4-8c8a-033f3a6f975c
json: https://whiteintel.dev/api/public/dossier/223febe2-390c-5ff4-8c8a-033f3a6f975c
identifier: oo-person:GB-COH-PER-SL012706-uWSeTMMCVBjiWsdqrGWy-wAvWLQ
jurisdiction: CH
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Bruno Arthur Sidler

**Type:** Person  
**Jurisdiction:** CH  
**Identifier:** `oo-person:GB-COH-PER-SL012706-uWSeTMMCVBjiWsdqrGWy-wAvWLQ`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/223febe2-390c-5ff4-8c8a-033f3a6f975c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/223febe2-390c-5ff4-8c8a-033f3a6f975c  

## Ownership & control

### Holdings / subsidiaries

- **WATSONIA FIELD LP** (beneficial owner) — https://whiteintel.dev/entity/357fcd27-2216-543b-b4db-ce9684fedca4

## Provenance

- OpenOwnership — https://www.openownership.org

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Bruno Arthur Sidler**. Human view: https://whiteintel.dev/entity/223febe2-390c-5ff4-8c8a-033f3a6f975c · Structured JSON: https://whiteintel.dev/api/public/dossier/223febe2-390c-5ff4-8c8a-033f3a6f975c._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._