---
title: "MASON JOHN BROWN — Ownership Dossier"
canonical: https://whiteintel.dev/entity/9003a23c-717f-5ebc-92ca-128aaa3021bb
json: https://whiteintel.dev/api/public/dossier/9003a23c-717f-5ebc-92ca-128aaa3021bb
identifier: au-abn:80394966509
jurisdiction: AU
source: WhiteIntel corporate-ownership graph
---

# MASON JOHN BROWN

**Type:** Person  
**Jurisdiction:** AU  
**Identifier:** `au-abn:80394966509`  
**Canonical dossier:** https://whiteintel.dev/entity/9003a23c-717f-5ebc-92ca-128aaa3021bb  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/9003a23c-717f-5ebc-92ca-128aaa3021bb  

## Provenance

- australia_abr — https://abr.business.gov.au/ABN/View?abn=80394966509

## 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 **MASON JOHN BROWN** — https://whiteintel.dev/entity/9003a23c-717f-5ebc-92ca-128aaa3021bb · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MASON JOHN BROWN**. Human view: https://whiteintel.dev/entity/9003a23c-717f-5ebc-92ca-128aaa3021bb · Structured JSON: https://whiteintel.dev/api/public/dossier/9003a23c-717f-5ebc-92ca-128aaa3021bb._

_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"._