---
title: "Mr Martin John Sumner — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ab93b9e2-0e8a-4e15-97bd-7e5d5fc16f3b
json: https://whiteintel.dev/api/public/dossier/ab93b9e2-0e8a-4e15-97bd-7e5d5fc16f3b
identifier: psc:XODL5AWPng-AOksBmMGMl7LCtDk
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Martin John Sumner

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:XODL5AWPng-AOksBmMGMl7LCtDk`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ab93b9e2-0e8a-4e15-97bd-7e5d5fc16f3b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ab93b9e2-0e8a-4e15-97bd-7e5d5fc16f3b  

## Ownership & control

### Holdings / subsidiaries

- **J.D.M. PROPERTIES LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/da397dc3-4537-5bb9-828d-668fefa26a32

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Martin John Sumner**. Human view: https://whiteintel.dev/entity/ab93b9e2-0e8a-4e15-97bd-7e5d5fc16f3b · Structured JSON: https://whiteintel.dev/api/public/dossier/ab93b9e2-0e8a-4e15-97bd-7e5d5fc16f3b._

_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"._