---
title: "Mr Justin Zakgerald Dewinter — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a261a5e7-e720-57b4-8fa5-16539c9860b0
json: https://whiteintel.dev/api/public/dossier/a261a5e7-e720-57b4-8fa5-16539c9860b0
identifier: oo-person:GB-COH-PER-15540428-7K74cRNCxwz-3FPJJ931NefzRFg
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Justin Zakgerald Dewinter

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-15540428-7K74cRNCxwz-3FPJJ931NefzRFg`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a261a5e7-e720-57b4-8fa5-16539c9860b0  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a261a5e7-e720-57b4-8fa5-16539c9860b0  

## Ownership & control

### Holdings / subsidiaries

- **AD TEST MEDIA LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/1b34ca3e-d743-57ae-b5f9-988cbb4cf3ee

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Justin Zakgerald Dewinter**. Human view: https://whiteintel.dev/entity/a261a5e7-e720-57b4-8fa5-16539c9860b0 · Structured JSON: https://whiteintel.dev/api/public/dossier/a261a5e7-e720-57b4-8fa5-16539c9860b0._

_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"._