---
title: "Costello - John R — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cf704e76-8610-5ace-a46e-ef3a137c2148
json: https://whiteintel.dev/api/public/dossier/cf704e76-8610-5ace-a46e-ef3a137c2148
identifier: icij:icijol-80052730
jurisdiction: US
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# Costello - John R

**Type:** Organization  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `icij:icijol-80052730`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/cf704e76-8610-5ace-a46e-ef3a137c2148  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cf704e76-8610-5ace-a46e-ef3a137c2148  

## Ownership & control

### Holdings / subsidiaries

- **Independent Agents Insurance Co. (SAC) Ltd.** (director of) — https://whiteintel.dev/entity/07673a45-e0e2-5ca4-9b83-66c8b3a10b22
- **Leading Edge Holdings Ltd.** (director of) — https://whiteintel.dev/entity/b79c72da-89ef-5de4-b0c6-762bb77e46f6
- **Leading Edge Holdings Ltd.** (shareholder of) — https://whiteintel.dev/entity/b79c72da-89ef-5de4-b0c6-762bb77e46f6

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/80052730

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Costello - John R**. Human view: https://whiteintel.dev/entity/cf704e76-8610-5ace-a46e-ef3a137c2148 · Structured JSON: https://whiteintel.dev/api/public/dossier/cf704e76-8610-5ace-a46e-ef3a137c2148._

_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"._