---
title: "Mr William John Hook — Ownership Dossier"
canonical: https://whiteintel.dev/entity/7adeeab3-a6af-51db-89d4-2bd77e43e6ea
json: https://whiteintel.dev/api/public/dossier/7adeeab3-a6af-51db-89d4-2bd77e43e6ea
identifier: oo-person:GB-COH-PER-12907595-vjCpkafCGTi75VHmS4PTcE4vesk
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr William John Hook

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-12907595-vjCpkafCGTi75VHmS4PTcE4vesk`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/7adeeab3-a6af-51db-89d4-2bd77e43e6ea  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/7adeeab3-a6af-51db-89d4-2bd77e43e6ea  

## Ownership & control

### Holdings / subsidiaries

- **JRJ BUILDING AND ROOFING LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/aece0057-e209-51e6-80e0-5ccca9a02a10

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr William John Hook**. Human view: https://whiteintel.dev/entity/7adeeab3-a6af-51db-89d4-2bd77e43e6ea · Structured JSON: https://whiteintel.dev/api/public/dossier/7adeeab3-a6af-51db-89d4-2bd77e43e6ea._

_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"._