---
title: "MICHAIL TARTSINIS — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d511c1b8-5ae5-53fd-81f2-87993cd11f49
json: https://whiteintel.dev/api/public/dossier/d511c1b8-5ae5-53fd-81f2-87993cd11f49
identifier: icij:icijol-56070522
jurisdiction: GR
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# MICHAIL TARTSINIS

**Type:** Organization  
**Jurisdiction:** GR  
**Identifier:** `icij:icijol-56070522`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/d511c1b8-5ae5-53fd-81f2-87993cd11f49  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d511c1b8-5ae5-53fd-81f2-87993cd11f49  

## Ownership & control

### Holdings / subsidiaries

- **VALLETTA STEAMSHIP CO. LTD** (director of) — https://whiteintel.dev/entity/a821402c-ba3a-5940-97a9-123f90496c6f
- **VALLETTA STEAMSHIP CO. LTD** (legal representative of) — https://whiteintel.dev/entity/a821402c-ba3a-5940-97a9-123f90496c6f
- **OCEAN ROUTER LTD.** (director of) — https://whiteintel.dev/entity/3586303c-bcd9-5590-b345-5aa134b47f7b
- **OCEAN ROUTER LTD.** (legal representative of) — https://whiteintel.dev/entity/3586303c-bcd9-5590-b345-5aa134b47f7b

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/56070522

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MICHAIL TARTSINIS**. Human view: https://whiteintel.dev/entity/d511c1b8-5ae5-53fd-81f2-87993cd11f49 · Structured JSON: https://whiteintel.dev/api/public/dossier/d511c1b8-5ae5-53fd-81f2-87993cd11f49._

_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"._