---
title: "Mr David Mark Nicholas John Cook — Ownership Dossier"
canonical: https://whiteintel.dev/entity/bea78d75-c789-4540-892d-9872bab2c3ea
json: https://whiteintel.dev/api/public/dossier/bea78d75-c789-4540-892d-9872bab2c3ea
identifier: psc:04Xy3Xl9Wtj4Ljd9gU-yJaTwfSI
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr David Mark Nicholas John Cook

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:04Xy3Xl9Wtj4Ljd9gU-yJaTwfSI`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/bea78d75-c789-4540-892d-9872bab2c3ea  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/bea78d75-c789-4540-892d-9872bab2c3ea  

## Ownership & control

### Holdings / subsidiaries

- **MASON & COOK LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/7d5eb78e-e90b-5628-98e5-4cba2979d98b

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr David Mark Nicholas John Cook**. Human view: https://whiteintel.dev/entity/bea78d75-c789-4540-892d-9872bab2c3ea · Structured JSON: https://whiteintel.dev/api/public/dossier/bea78d75-c789-4540-892d-9872bab2c3ea._

_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"._