---
title: "Mr Leonard Posen — Ownership Dossier"
canonical: https://whiteintel.dev/entity/b53b7f7d-d87b-4bb0-8bfb-6736da15efc2
json: https://whiteintel.dev/api/public/dossier/b53b7f7d-d87b-4bb0-8bfb-6736da15efc2
identifier: psc:PuCE2aDas7LgXeiNXXzgKxyvYHY
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Leonard Posen

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:PuCE2aDas7LgXeiNXXzgKxyvYHY`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/b53b7f7d-d87b-4bb0-8bfb-6736da15efc2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/b53b7f7d-d87b-4bb0-8bfb-6736da15efc2  

## Ownership & control

### Holdings / subsidiaries

- **EASTBROOM ESTATES LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/3255b44f-2a73-51a7-b4f4-0e24e607435a

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **Mr Leonard Posen** — https://whiteintel.dev/entity/b53b7f7d-d87b-4bb0-8bfb-6736da15efc2 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Leonard Posen**. Human view: https://whiteintel.dev/entity/b53b7f7d-d87b-4bb0-8bfb-6736da15efc2 · Structured JSON: https://whiteintel.dev/api/public/dossier/b53b7f7d-d87b-4bb0-8bfb-6736da15efc2._

_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"._