---
title: "Mr Derek Watson — Ownership Dossier"
canonical: https://whiteintel.dev/entity/bbddfa80-bbea-416e-b3a6-8629d3850f40
json: https://whiteintel.dev/api/public/dossier/bbddfa80-bbea-416e-b3a6-8629d3850f40
identifier: psc:-603yYN1ddwUX-PhYfFAzPwThCE
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Derek Watson

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:-603yYN1ddwUX-PhYfFAzPwThCE`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/bbddfa80-bbea-416e-b3a6-8629d3850f40  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/bbddfa80-bbea-416e-b3a6-8629d3850f40  

## Ownership & control

### Holdings / subsidiaries

- **HOLYWELL RIGGING LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/9fe28c17-241f-5664-a45d-ba730fe01c85

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Derek Watson**. Human view: https://whiteintel.dev/entity/bbddfa80-bbea-416e-b3a6-8629d3850f40 · Structured JSON: https://whiteintel.dev/api/public/dossier/bbddfa80-bbea-416e-b3a6-8629d3850f40._

_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"._