---
title: "William Graham Rumble — Ownership Dossier"
canonical: https://whiteintel.dev/entity/78f81aba-3e81-4652-a905-58f9bfc2bb44
json: https://whiteintel.dev/api/public/dossier/78f81aba-3e81-4652-a905-58f9bfc2bb44
identifier: psc:Kpk6ky3ulW8XspHq0Hft_RT8Z4E
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# William Graham Rumble

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:Kpk6ky3ulW8XspHq0Hft_RT8Z4E`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/78f81aba-3e81-4652-a905-58f9bfc2bb44  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/78f81aba-3e81-4652-a905-58f9bfc2bb44  

## Ownership & control

### Holdings / subsidiaries

- **HCI DOURO UK HOLDINGS LIMITED** (beneficial owner) — https://whiteintel.dev/entity/5d23d49f-aa47-46b6-85af-67dcd173e4cd

## 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 **William Graham Rumble** — https://whiteintel.dev/entity/78f81aba-3e81-4652-a905-58f9bfc2bb44 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **William Graham Rumble**. Human view: https://whiteintel.dev/entity/78f81aba-3e81-4652-a905-58f9bfc2bb44 · Structured JSON: https://whiteintel.dev/api/public/dossier/78f81aba-3e81-4652-a905-58f9bfc2bb44._

_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"._