---
title: "Mr Calum James Margey — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6ed978bd-96d1-43ba-ae4e-d5aa6b85e2c1
json: https://whiteintel.dev/api/public/dossier/6ed978bd-96d1-43ba-ae4e-d5aa6b85e2c1
identifier: psc:d8BQFxzxSUfk68yjf8cDf3djBIY
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Calum James Margey

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:d8BQFxzxSUfk68yjf8cDf3djBIY`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6ed978bd-96d1-43ba-ae4e-d5aa6b85e2c1  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6ed978bd-96d1-43ba-ae4e-d5aa6b85e2c1  

## Ownership & control

### Holdings / subsidiaries

- **HAVENBAY LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/daffffba-7688-5894-b4a0-183e8bedfd79

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Calum James Margey**. Human view: https://whiteintel.dev/entity/6ed978bd-96d1-43ba-ae4e-d5aa6b85e2c1 · Structured JSON: https://whiteintel.dev/api/public/dossier/6ed978bd-96d1-43ba-ae4e-d5aa6b85e2c1._

_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"._