---
title: "Mr John James Byrne — Ownership Dossier"
canonical: https://whiteintel.dev/entity/9c069128-fdcc-5024-85eb-e12232701f3f
json: https://whiteintel.dev/api/public/dossier/9c069128-fdcc-5024-85eb-e12232701f3f
identifier: oo-person:GB-COH-PER-NI640593-sbcUWemgHfu-WJAYwUFzcqBWipc
jurisdiction: IE
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr John James Byrne

**Type:** Person  
**Jurisdiction:** IE  
**Identifier:** `oo-person:GB-COH-PER-NI640593-sbcUWemgHfu-WJAYwUFzcqBWipc`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/9c069128-fdcc-5024-85eb-e12232701f3f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/9c069128-fdcc-5024-85eb-e12232701f3f  

## Ownership & control

### Holdings / subsidiaries

- **MAPAIL LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/c25fb2bd-6341-524f-84cf-d9f3cdeb2d64

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr John James Byrne**. Human view: https://whiteintel.dev/entity/9c069128-fdcc-5024-85eb-e12232701f3f · Structured JSON: https://whiteintel.dev/api/public/dossier/9c069128-fdcc-5024-85eb-e12232701f3f._

_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"._