---
title: "Mr William Hayden Rees — Ownership Dossier"
canonical: https://whiteintel.dev/entity/51a578f4-389c-577a-964c-c201eacc66df
json: https://whiteintel.dev/api/public/dossier/51a578f4-389c-577a-964c-c201eacc66df
identifier: oo-person:GB-COH-PER-10258939-Mx5DVfQNk9tmz_ySGWySJcaThVk
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr William Hayden Rees

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo-person:GB-COH-PER-10258939-Mx5DVfQNk9tmz_ySGWySJcaThVk`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/51a578f4-389c-577a-964c-c201eacc66df  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/51a578f4-389c-577a-964c-c201eacc66df  

## Ownership & control

### Holdings / subsidiaries

- **ATOB TAXIS LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/c84187f0-f8e9-53c4-aa46-995d2e14dab7

## Provenance

- OpenOwnership — https://www.openownership.org

## 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 **Mr William Hayden Rees** — https://whiteintel.dev/entity/51a578f4-389c-577a-964c-c201eacc66df · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr William Hayden Rees**. Human view: https://whiteintel.dev/entity/51a578f4-389c-577a-964c-c201eacc66df · Structured JSON: https://whiteintel.dev/api/public/dossier/51a578f4-389c-577a-964c-c201eacc66df._

_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"._