---
title: "WALTER CALESSO — Ownership Dossier"
canonical: https://whiteintel.dev/entity/1dfd986e-0b9a-563b-9d6d-c022fb65baad
json: https://whiteintel.dev/api/public/dossier/1dfd986e-0b9a-563b-9d6d-c022fb65baad
identifier: icij:icijol-56071113
jurisdiction: IT
risk: Low
source: WhiteIntel corporate-ownership graph
---

# WALTER CALESSO

**Type:** Organization  
**Jurisdiction:** IT  
**Identifier:** `icij:icijol-56071113`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/1dfd986e-0b9a-563b-9d6d-c022fb65baad  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/1dfd986e-0b9a-563b-9d6d-c022fb65baad  

## Ownership & control

### Holdings / subsidiaries

- **Bosteco Overseas Specialised Services Limited** (shareholder of) — https://whiteintel.dev/entity/313b1ffa-70c4-509e-a868-5be030a96ec2

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/56071113

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **WALTER CALESSO**. Human view: https://whiteintel.dev/entity/1dfd986e-0b9a-563b-9d6d-c022fb65baad · Structured JSON: https://whiteintel.dev/api/public/dossier/1dfd986e-0b9a-563b-9d6d-c022fb65baad._

_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"._