---
title: "ISTVAN MEZEI — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3fcd074e-3d42-5cf7-8c64-03e24b4dff23
json: https://whiteintel.dev/api/public/dossier/3fcd074e-3d42-5cf7-8c64-03e24b4dff23
identifier: icij:icijol-56026665
jurisdiction: HU
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ISTVAN MEZEI

**Type:** Organization  
**Jurisdiction:** HU  
**Identifier:** `icij:icijol-56026665`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3fcd074e-3d42-5cf7-8c64-03e24b4dff23  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3fcd074e-3d42-5cf7-8c64-03e24b4dff23  

## Ownership & control

### Holdings / subsidiaries

- **ROIL RIG HOLDINGS LIMITED** (shareholder of) — https://whiteintel.dev/entity/ef9cd38f-250d-5bf9-9c90-f726e1f155ac

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/56026665

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ISTVAN MEZEI**. Human view: https://whiteintel.dev/entity/3fcd074e-3d42-5cf7-8c64-03e24b4dff23 · Structured JSON: https://whiteintel.dev/api/public/dossier/3fcd074e-3d42-5cf7-8c64-03e24b4dff23._

_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"._