---
title: "DE GREEF-MATTEMAKER, LUZINA MARIA — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ccf64bb5-e1c2-51ba-b7c2-7c2a3ea420e0
json: https://whiteintel.dev/api/public/dossier/ccf64bb5-e1c2-51ba-b7c2-7c2a3ea420e0
identifier: icij:icijol-86029348
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# DE GREEF-MATTEMAKER, LUZINA MARIA

**Type:** Organization  
**Identifier:** `icij:icijol-86029348`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/ccf64bb5-e1c2-51ba-b7c2-7c2a3ea420e0  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ccf64bb5-e1c2-51ba-b7c2-7c2a3ea420e0  

## Ownership & control

### Holdings / subsidiaries

- **ARUBAANSE VERENIGING VAN BELASTINGCONSULENTEN** (secretary of) — https://whiteintel.dev/entity/0617efc1-dfbc-5f07-aefe-be7700cfc6c5
- **GREVAD HOLDING VBA** (managing director of) — https://whiteintel.dev/entity/8168672c-eb8f-5397-8d24-a20bfa0bb6a1
- **GREVAD VBA** (managing director of) — https://whiteintel.dev/entity/01eb052d-0043-5313-9186-9617369d8dd7
- **STICHTING BEVORDERING MONTESSORI ONDERWIJS ARUBA** (secretary of) — https://whiteintel.dev/entity/b131a536-7cea-5809-a209-185ebec0ed22

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/86029348

## 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 **DE GREEF-MATTEMAKER, LUZINA MARIA** — https://whiteintel.dev/entity/ccf64bb5-e1c2-51ba-b7c2-7c2a3ea420e0 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **DE GREEF-MATTEMAKER, LUZINA MARIA**. Human view: https://whiteintel.dev/entity/ccf64bb5-e1c2-51ba-b7c2-7c2a3ea420e0 · Structured JSON: https://whiteintel.dev/api/public/dossier/ccf64bb5-e1c2-51ba-b7c2-7c2a3ea420e0._

_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"._