---
title: "BYRNE MARK J. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ae16a3a0-4c8a-5f7b-9018-84c4adcadee3
json: https://whiteintel.dev/api/public/dossier/ae16a3a0-4c8a-5f7b-9018-84c4adcadee3
identifier: icij:icijol-110098660
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BYRNE MARK J.

**Type:** Organization  
**Identifier:** `icij:icijol-110098660`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ae16a3a0-4c8a-5f7b-9018-84c4adcadee3  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ae16a3a0-4c8a-5f7b-9018-84c4adcadee3  

## Ownership & control

### Holdings / subsidiaries

- **ISLAND HERITAGE INSURANCE COMPANY, LTD.** (director of) — https://whiteintel.dev/entity/1c66488f-4c0c-5ae9-9e08-c8da7e6e0aa6

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/110098660

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **BYRNE MARK J.** — https://whiteintel.dev/entity/ae16a3a0-4c8a-5f7b-9018-84c4adcadee3 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BYRNE MARK J.**. Human view: https://whiteintel.dev/entity/ae16a3a0-4c8a-5f7b-9018-84c4adcadee3 · Structured JSON: https://whiteintel.dev/api/public/dossier/ae16a3a0-4c8a-5f7b-9018-84c4adcadee3._

_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"._