---
title: "Mr John Kenneth Madden — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e11638ce-63ab-5701-92d7-3bbdf26253ed
json: https://whiteintel.dev/api/public/dossier/e11638ce-63ab-5701-92d7-3bbdf26253ed
identifier: oo-person:GB-COH-PER-08251796-rnKGYRER6YPoW_utKb2Z-21Ss7M
jurisdiction: NZ
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr John Kenneth Madden

**Type:** Person  
**Jurisdiction:** NZ  
**Identifier:** `oo-person:GB-COH-PER-08251796-rnKGYRER6YPoW_utKb2Z-21Ss7M`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e11638ce-63ab-5701-92d7-3bbdf26253ed  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e11638ce-63ab-5701-92d7-3bbdf26253ed  

## Ownership & control

### Holdings / subsidiaries

- **ONE TREE LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/b5fe84c6-464e-50d7-87c7-ddb022326fc8

## Provenance

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

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **Mr John Kenneth Madden** — https://whiteintel.dev/entity/e11638ce-63ab-5701-92d7-3bbdf26253ed · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr John Kenneth Madden**. Human view: https://whiteintel.dev/entity/e11638ce-63ab-5701-92d7-3bbdf26253ed · Structured JSON: https://whiteintel.dev/api/public/dossier/e11638ce-63ab-5701-92d7-3bbdf26253ed._

_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"._