---
title: "John Williamson — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c5aca32b-5359-45a3-99f1-95a8a4db4e87
json: https://whiteintel.dev/api/public/dossier/c5aca32b-5359-45a3-99f1-95a8a4db4e87
identifier: psc:xiP-5SvzBV515dSxlqMOUVjU25c
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# John Williamson

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:xiP-5SvzBV515dSxlqMOUVjU25c`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/c5aca32b-5359-45a3-99f1-95a8a4db4e87  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c5aca32b-5359-45a3-99f1-95a8a4db4e87  

## Ownership & control

### Holdings / subsidiaries

- **T.B. WILLIAMSON & SON, LIMITED** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/09c77ef9-1f20-5ad7-bfe5-299311a4c76c

## Sanctions / PEP screening (name match — unverified)

These are possible matches **by name only** — not confirmed as the same person/entity. Verify identity (date of birth, nationality, ID) before relying on this.

- **PEP** — [Name matches a screened record — verify against the cited sources](https://whiteintel.dev/entity/673c9144-0861-5801-a552-c523767169ce)
- **PEP** — [Name matches a screened record — verify against the cited sources](https://whiteintel.dev/entity/c38d4fd9-6d08-401d-8b68-64ac9d11a5cb)

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **John Williamson**. Human view: https://whiteintel.dev/entity/c5aca32b-5359-45a3-99f1-95a8a4db4e87 · Structured JSON: https://whiteintel.dev/api/public/dossier/c5aca32b-5359-45a3-99f1-95a8a4db4e87._

_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"._