---
title: "Mr Keith Henry Duff — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a6897014-e2ac-5dfe-8374-43e5d47e3cee
json: https://whiteintel.dev/api/public/dossier/a6897014-e2ac-5dfe-8374-43e5d47e3cee
identifier: oo-person:GB-COH-PER-01457673-ZxhdLxTr9Nt634tj0n7CAvU99so
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Keith Henry Duff

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-01457673-ZxhdLxTr9Nt634tj0n7CAvU99so`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a6897014-e2ac-5dfe-8374-43e5d47e3cee  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a6897014-e2ac-5dfe-8374-43e5d47e3cee  

## Ownership & control

### Holdings / subsidiaries

- **MERRONBROOK LIMITED** (beneficial owner) — https://whiteintel.dev/entity/93dacc70-b3fc-5238-b41b-9e96a5af4f1f

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Keith Henry Duff**. Human view: https://whiteintel.dev/entity/a6897014-e2ac-5dfe-8374-43e5d47e3cee · Structured JSON: https://whiteintel.dev/api/public/dossier/a6897014-e2ac-5dfe-8374-43e5d47e3cee._

_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"._