---
title: "MCWILLIAM DUNCAN A.S. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/8e12fc50-a46f-5b00-84e5-9bdd46f8feac
json: https://whiteintel.dev/api/public/dossier/8e12fc50-a46f-5b00-84e5-9bdd46f8feac
identifier: icij:icijol-110106158
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MCWILLIAM DUNCAN A.S.

**Type:** Organization  
**Identifier:** `icij:icijol-110106158`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/8e12fc50-a46f-5b00-84e5-9bdd46f8feac  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/8e12fc50-a46f-5b00-84e5-9bdd46f8feac  

## Ownership & control

### Holdings / subsidiaries

- **CARIBBEAN OILFIELD SERVICES (BARBADOS) LTD.** (director of) — https://whiteintel.dev/entity/8280a2cf-8bf1-5532-8d10-b8f6487edb58

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/110106158

## 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 **MCWILLIAM DUNCAN A.S.** — https://whiteintel.dev/entity/8e12fc50-a46f-5b00-84e5-9bdd46f8feac · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MCWILLIAM DUNCAN A.S.**. Human view: https://whiteintel.dev/entity/8e12fc50-a46f-5b00-84e5-9bdd46f8feac · Structured JSON: https://whiteintel.dev/api/public/dossier/8e12fc50-a46f-5b00-84e5-9bdd46f8feac._

_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"._