---
title: "Ms Petra Haselier — Ownership Dossier"
canonical: https://whiteintel.dev/entity/52bfff67-5d10-4fe3-a3ce-aec45161fa85
json: https://whiteintel.dev/api/public/dossier/52bfff67-5d10-4fe3-a3ce-aec45161fa85
identifier: psc:sahS56hS7sTbhW_Smgl3_UTKusc
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Ms Petra Haselier

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:sahS56hS7sTbhW_Smgl3_UTKusc`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/52bfff67-5d10-4fe3-a3ce-aec45161fa85  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/52bfff67-5d10-4fe3-a3ce-aec45161fa85  

## Ownership & control

### Holdings / subsidiaries

- **ENVIRONMENTAL NOISE SOLUTIONS LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/ce855974-50c6-5df3-88e6-1f4e625c7410

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Ms Petra Haselier**. Human view: https://whiteintel.dev/entity/52bfff67-5d10-4fe3-a3ce-aec45161fa85 · Structured JSON: https://whiteintel.dev/api/public/dossier/52bfff67-5d10-4fe3-a3ce-aec45161fa85._

_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"._