---
title: "Ms Joanne Christine Mason — Ownership Dossier"
canonical: https://whiteintel.dev/entity/8f4556e4-a1e2-510e-99f1-e6880a6aeccc
json: https://whiteintel.dev/api/public/dossier/8f4556e4-a1e2-510e-99f1-e6880a6aeccc
identifier: oo-person:GB-COH-PER-OC352407-N2pJtzuR7cckmTG9OIYV1rnEvfY
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Ms Joanne Christine Mason

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-OC352407-N2pJtzuR7cckmTG9OIYV1rnEvfY`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/8f4556e4-a1e2-510e-99f1-e6880a6aeccc  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/8f4556e4-a1e2-510e-99f1-e6880a6aeccc  

## Ownership & control

### Holdings / subsidiaries

- **MARGRAVE SOLICITORS LLP** (beneficial owner) — 50% — https://whiteintel.dev/entity/87403040-bbab-5191-9d7d-d3db5167391e

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Ms Joanne Christine Mason**. Human view: https://whiteintel.dev/entity/8f4556e4-a1e2-510e-99f1-e6880a6aeccc · Structured JSON: https://whiteintel.dev/api/public/dossier/8f4556e4-a1e2-510e-99f1-e6880a6aeccc._

_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"._