---
title: "Hahn - John — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2f0ff43d-d767-502d-b056-73d549a9b97d
json: https://whiteintel.dev/api/public/dossier/2f0ff43d-d767-502d-b056-73d549a9b97d
identifier: icij:icijol-80073935
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Hahn - John

**Type:** Organization  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `icij:icijol-80073935`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/2f0ff43d-d767-502d-b056-73d549a9b97d  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2f0ff43d-d767-502d-b056-73d549a9b97d  

## Ownership & control

### Holdings / subsidiaries

- **ProtoStar Ltd.** (shareholder of) — https://whiteintel.dev/entity/22f1483c-c1fb-54f5-b068-ab5a980476f2

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/80073935

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Hahn - John**. Human view: https://whiteintel.dev/entity/2f0ff43d-d767-502d-b056-73d549a9b97d · Structured JSON: https://whiteintel.dev/api/public/dossier/2f0ff43d-d767-502d-b056-73d549a9b97d._

_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"._