---
title: "Mr William John Mannion — Ownership Dossier"
canonical: https://whiteintel.dev/entity/bbe44649-eb88-47b0-9fa5-db97f472843e
json: https://whiteintel.dev/api/public/dossier/bbe44649-eb88-47b0-9fa5-db97f472843e
identifier: psc:lY2YoJuu3rfiwRtzpRzwmxn8iHo
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr William John Mannion

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:lY2YoJuu3rfiwRtzpRzwmxn8iHo`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/bbe44649-eb88-47b0-9fa5-db97f472843e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/bbe44649-eb88-47b0-9fa5-db97f472843e  

## Ownership & control

### Holdings / subsidiaries

- **WJM PROPERTIES LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/e133451e-003c-551d-a910-4db21d5178d7

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr William John Mannion**. Human view: https://whiteintel.dev/entity/bbe44649-eb88-47b0-9fa5-db97f472843e · Structured JSON: https://whiteintel.dev/api/public/dossier/bbe44649-eb88-47b0-9fa5-db97f472843e._

_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"._