---
title: "Mr Jean-Maurice Mamet — Ownership Dossier"
canonical: https://whiteintel.dev/entity/736bb705-789c-5287-8dcf-0b2e5e54fdec
json: https://whiteintel.dev/api/public/dossier/736bb705-789c-5287-8dcf-0b2e5e54fdec
identifier: oo-person:GB-COH-PER-12760162-P9O1L_UJLqk_QaL9qLN78Zl2Vww
jurisdiction: FR
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Jean-Maurice Mamet

**Type:** Person  
**Jurisdiction:** [FR](https://whiteintel.dev/jurisdictions/fr)  
**Identifier:** `oo-person:GB-COH-PER-12760162-P9O1L_UJLqk_QaL9qLN78Zl2Vww`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/736bb705-789c-5287-8dcf-0b2e5e54fdec  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/736bb705-789c-5287-8dcf-0b2e5e54fdec  

## Ownership & control

### Holdings / subsidiaries

- **OPAL DEVELOPMENTS LTD** (beneficial owner) — 50% — https://whiteintel.dev/entity/3f97b788-c6e2-5a40-9e16-4a6b7f92a641

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Jean-Maurice Mamet**. Human view: https://whiteintel.dev/entity/736bb705-789c-5287-8dcf-0b2e5e54fdec · Structured JSON: https://whiteintel.dev/api/public/dossier/736bb705-789c-5287-8dcf-0b2e5e54fdec._

_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"._