---
title: "Mr Mark Summerfield — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3e8b19d8-20f2-448f-9ea2-4df587cc490e
json: https://whiteintel.dev/api/public/dossier/3e8b19d8-20f2-448f-9ea2-4df587cc490e
identifier: psc:l3H7Qv3cGoXQQ2hBGz4mCzLFCRY
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Mark Summerfield

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:l3H7Qv3cGoXQQ2hBGz4mCzLFCRY`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3e8b19d8-20f2-448f-9ea2-4df587cc490e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3e8b19d8-20f2-448f-9ea2-4df587cc490e  

## Ownership & control

### Holdings / subsidiaries

- **VIZIBLE LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/df808327-88b0-5bf0-b5d9-8e7de56a208d

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Mark Summerfield**. Human view: https://whiteintel.dev/entity/3e8b19d8-20f2-448f-9ea2-4df587cc490e · Structured JSON: https://whiteintel.dev/api/public/dossier/3e8b19d8-20f2-448f-9ea2-4df587cc490e._

_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"._