---
title: "Mr William John Blackwell — Ownership Dossier"
canonical: https://whiteintel.dev/entity/202c19e5-febf-4869-bdb6-69eee1f59210
json: https://whiteintel.dev/api/public/dossier/202c19e5-febf-4869-bdb6-69eee1f59210
identifier: psc:o8LxPLX2VBw_4w5GxVVikHqV_mk
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr William John Blackwell

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:o8LxPLX2VBw_4w5GxVVikHqV_mk`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/202c19e5-febf-4869-bdb6-69eee1f59210  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/202c19e5-febf-4869-bdb6-69eee1f59210  

## Ownership & control

### Holdings / subsidiaries

- **BLACKWELL PLANT NE LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/fcd62cf4-d332-461b-99d8-5910d7e835b3

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr William John Blackwell**. Human view: https://whiteintel.dev/entity/202c19e5-febf-4869-bdb6-69eee1f59210 · Structured JSON: https://whiteintel.dev/api/public/dossier/202c19e5-febf-4869-bdb6-69eee1f59210._

_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"._