---
title: "Mr Mark Howard Greene — Ownership Dossier"
canonical: https://whiteintel.dev/entity/21dcd895-b2f9-4d4f-a8d5-d40c6b04a47f
json: https://whiteintel.dev/api/public/dossier/21dcd895-b2f9-4d4f-a8d5-d40c6b04a47f
identifier: psc:k4lQBlAOfLyjDw-pJdSe46wbFyw
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Mark Howard Greene

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:k4lQBlAOfLyjDw-pJdSe46wbFyw`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/21dcd895-b2f9-4d4f-a8d5-d40c6b04a47f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/21dcd895-b2f9-4d4f-a8d5-d40c6b04a47f  

## Ownership & control

### Holdings / subsidiaries

- **OSTERLEY ESTATES LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/d7dc4b7e-568f-5b8d-9ffd-c0bdc31bd246

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Mark Howard Greene**. Human view: https://whiteintel.dev/entity/21dcd895-b2f9-4d4f-a8d5-d40c6b04a47f · Structured JSON: https://whiteintel.dev/api/public/dossier/21dcd895-b2f9-4d4f-a8d5-d40c6b04a47f._

_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"._