---
title: "Mr John Mason — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6e5d7ea3-1bb3-48be-a06b-388aed60cfe9
json: https://whiteintel.dev/api/public/dossier/6e5d7ea3-1bb3-48be-a06b-388aed60cfe9
identifier: psc:lWNm6J4nFD0WDp_87sEJoLRdWG0
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr John Mason

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:lWNm6J4nFD0WDp_87sEJoLRdWG0`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6e5d7ea3-1bb3-48be-a06b-388aed60cfe9  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6e5d7ea3-1bb3-48be-a06b-388aed60cfe9  

## Ownership & control

### Holdings / subsidiaries

- **TOMUS PROPERTY LTD** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/656b4f39-3e54-4827-acd2-d2e7df2c9782

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr John Mason**. Human view: https://whiteintel.dev/entity/6e5d7ea3-1bb3-48be-a06b-388aed60cfe9 · Structured JSON: https://whiteintel.dev/api/public/dossier/6e5d7ea3-1bb3-48be-a06b-388aed60cfe9._

_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"._