---
title: "Mr John Ernest Challinor — Ownership Dossier"
canonical: https://whiteintel.dev/entity/665b0e99-41eb-5cbf-acb8-4039f7bbecbf
json: https://whiteintel.dev/api/public/dossier/665b0e99-41eb-5cbf-acb8-4039f7bbecbf
identifier: oo-person:GB-COH-PER-16148834-LaCNlciv-RwzJP4-54G8O13Ovkw
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr John Ernest Challinor

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-16148834-LaCNlciv-RwzJP4-54G8O13Ovkw`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/665b0e99-41eb-5cbf-acb8-4039f7bbecbf  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/665b0e99-41eb-5cbf-acb8-4039f7bbecbf  

## Ownership & control

### Holdings / subsidiaries

- **NATIONMEDIAUK LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/ad1b0539-7831-5d57-a108-21e615a6476b

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr John Ernest Challinor**. Human view: https://whiteintel.dev/entity/665b0e99-41eb-5cbf-acb8-4039f7bbecbf · Structured JSON: https://whiteintel.dev/api/public/dossier/665b0e99-41eb-5cbf-acb8-4039f7bbecbf._

_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"._