---
title: "Mr Mark William Allen — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2e3df96b-e8ff-478b-9c9e-07d6c83e4a61
json: https://whiteintel.dev/api/public/dossier/2e3df96b-e8ff-478b-9c9e-07d6c83e4a61
identifier: psc:Q3Bda6JiCWdJvb_L5lKRgrEWnXU
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Mark William Allen

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:Q3Bda6JiCWdJvb_L5lKRgrEWnXU`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/2e3df96b-e8ff-478b-9c9e-07d6c83e4a61  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2e3df96b-e8ff-478b-9c9e-07d6c83e4a61  

## Ownership & control

### Holdings / subsidiaries

- **SLOANE & CO LLP** (beneficial owner) — https://whiteintel.dev/entity/8f8c99e6-106f-59f2-b4db-0bb446c5ba4b

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Mark William Allen**. Human view: https://whiteintel.dev/entity/2e3df96b-e8ff-478b-9c9e-07d6c83e4a61 · Structured JSON: https://whiteintel.dev/api/public/dossier/2e3df96b-e8ff-478b-9c9e-07d6c83e4a61._

_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"._