---
title: "PORTSEAS SHIPPING LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/020a20c7-e2f4-5916-a6dc-20d73ae0e197
json: https://whiteintel.dev/api/public/dossier/020a20c7-e2f4-5916-a6dc-20d73ae0e197
identifier: icij:icijol-55052813
jurisdiction: MT
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# PORTSEAS SHIPPING LIMITED

**Type:** Company  
**Jurisdiction:** MT  
**Identifier:** `icij:icijol-55052813`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/020a20c7-e2f4-5916-a6dc-20d73ae0e197  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/020a20c7-e2f4-5916-a6dc-20d73ae0e197  

## Ownership & control

### Owners / controllers

- **IOANNIS K. MARTINOS** (shareholder of) — https://whiteintel.dev/entity/e082e359-4fea-51dd-b7ac-049cbfa6b0a3
- **NEWBURY INTERNATIONAL LTD** (shareholder of) — https://whiteintel.dev/entity/794d4c76-c879-5608-8ce5-fedd1cece21f

### UBO chain (walk to the ultimate owner)

A **4-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

## Exposure (derived from the ownership graph)

**1** owner upstream in this entity's ownership/control chain is flagged — a sanctions hit or a secrecy jurisdiction — an investigative lead by resolved identity, not a legal determination. The contributing parties and the hop-by-hop path unlock with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/55052813

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PORTSEAS SHIPPING LIMITED**. Human view: https://whiteintel.dev/entity/020a20c7-e2f4-5916-a6dc-20d73ae0e197 · Structured JSON: https://whiteintel.dev/api/public/dossier/020a20c7-e2f4-5916-a6dc-20d73ae0e197._

_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"._