---
title: "Poster - Yvonne M. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e67663f5-685c-5352-82bb-0b7df3438482
json: https://whiteintel.dev/api/public/dossier/e67663f5-685c-5352-82bb-0b7df3438482
identifier: icij:icijol-80113699
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Poster - Yvonne M.

**Type:** Organization  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `icij:icijol-80113699`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e67663f5-685c-5352-82bb-0b7df3438482  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e67663f5-685c-5352-82bb-0b7df3438482  

## Ownership & control

### Holdings / subsidiaries

- **Trenwick Guaranty Insurance Company Ltd.** (vice-president of) — https://whiteintel.dev/entity/6396ef89-0bec-51b1-a05b-a6ed14674b26
- **Trenwick Services Ltd.** (vice-president of) — https://whiteintel.dev/entity/edc8c1f0-2c86-5278-b252-c73b850b6ef8

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/80113699

## 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 **Poster - Yvonne M.** — https://whiteintel.dev/entity/e67663f5-685c-5352-82bb-0b7df3438482 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Poster - Yvonne M.**. Human view: https://whiteintel.dev/entity/e67663f5-685c-5352-82bb-0b7df3438482 · Structured JSON: https://whiteintel.dev/api/public/dossier/e67663f5-685c-5352-82bb-0b7df3438482._

_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"._