---
title: "Mr Hans Jurgen Blanckenburg — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6d652ef0-1c19-4fef-9e4c-0b79d2baed55
json: https://whiteintel.dev/api/public/dossier/6d652ef0-1c19-4fef-9e4c-0b79d2baed55
identifier: psc:glYpOkPNwep-ygkHnQdymPJovhA
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Hans Jurgen Blanckenburg

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:glYpOkPNwep-ygkHnQdymPJovhA`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6d652ef0-1c19-4fef-9e4c-0b79d2baed55  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6d652ef0-1c19-4fef-9e4c-0b79d2baed55  

## Ownership & control

### Holdings / subsidiaries

- **89 CASTELNAU RTM COMPANY LTD** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/db258740-52fe-55b2-8778-07cb02db3d79

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Hans Jurgen Blanckenburg**. Human view: https://whiteintel.dev/entity/6d652ef0-1c19-4fef-9e4c-0b79d2baed55 · Structured JSON: https://whiteintel.dev/api/public/dossier/6d652ef0-1c19-4fef-9e4c-0b79d2baed55._

_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"._