---
title: "Mrs Joanna Sarah Leigh — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d66b5afc-e46a-577e-8415-66616b595cd8
json: https://whiteintel.dev/api/public/dossier/d66b5afc-e46a-577e-8415-66616b595cd8
identifier: oo-person:GB-COH-PER-12545538-M0rzlZGhDfUt4qkhBMIcormU2Jk
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mrs Joanna Sarah Leigh

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-12545538-M0rzlZGhDfUt4qkhBMIcormU2Jk`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d66b5afc-e46a-577e-8415-66616b595cd8  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d66b5afc-e46a-577e-8415-66616b595cd8  

## Ownership & control

### Holdings / subsidiaries

- **MARKET DATA PRO LTD** (beneficial owner) — 50% — https://whiteintel.dev/entity/e586ceb4-1c37-56fa-b903-60e8235239a4

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mrs Joanna Sarah Leigh**. Human view: https://whiteintel.dev/entity/d66b5afc-e46a-577e-8415-66616b595cd8 · Structured JSON: https://whiteintel.dev/api/public/dossier/d66b5afc-e46a-577e-8415-66616b595cd8._

_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"._