---
title: "Mr Jeffrey Mason — Ownership Dossier"
canonical: https://whiteintel.dev/entity/77ecb54e-dff1-55ca-a565-a56946d63fdf
json: https://whiteintel.dev/api/public/dossier/77ecb54e-dff1-55ca-a565-a56946d63fdf
identifier: oo-person:GB-COH-PER-04536441-cuY6o6ucav5ImxKogSxkQdibkEI
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Jeffrey Mason

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-04536441-cuY6o6ucav5ImxKogSxkQdibkEI`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/77ecb54e-dff1-55ca-a565-a56946d63fdf  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/77ecb54e-dff1-55ca-a565-a56946d63fdf  

## Ownership & control

### Holdings / subsidiaries

- **BARBICAN CITY STUDIO LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/82be3bc1-1ebd-5441-a52f-6decf2bd32eb

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Jeffrey Mason**. Human view: https://whiteintel.dev/entity/77ecb54e-dff1-55ca-a565-a56946d63fdf · Structured JSON: https://whiteintel.dev/api/public/dossier/77ecb54e-dff1-55ca-a565-a56946d63fdf._

_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"._