---
title: "Jan Stephen Marbus — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cbbe3e8f-b5e5-5872-a986-a44f89112cbb
json: https://whiteintel.dev/api/public/dossier/cbbe3e8f-b5e5-5872-a986-a44f89112cbb
identifier: oo-person:GB-COH-PER-06334221-rBKhtgEuNXpUjVyhdYV5hkDeFms
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Jan Stephen Marbus

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo-person:GB-COH-PER-06334221-rBKhtgEuNXpUjVyhdYV5hkDeFms`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/cbbe3e8f-b5e5-5872-a986-a44f89112cbb  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cbbe3e8f-b5e5-5872-a986-a44f89112cbb  

## Ownership & control

### Holdings / subsidiaries

- **MARBUS DEVELOPMENTS LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/554fe698-5649-5fb0-981a-24ace8471f73

## Provenance

- OpenOwnership — https://www.openownership.org

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Jan Stephen Marbus**. Human view: https://whiteintel.dev/entity/cbbe3e8f-b5e5-5872-a986-a44f89112cbb · Structured JSON: https://whiteintel.dev/api/public/dossier/cbbe3e8f-b5e5-5872-a986-a44f89112cbb._

_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"._