---
title: "Mr John Derek Relf — Ownership Dossier"
canonical: https://whiteintel.dev/entity/def0efff-e9d4-5a39-bdba-fd95d9f933ef
json: https://whiteintel.dev/api/public/dossier/def0efff-e9d4-5a39-bdba-fd95d9f933ef
identifier: oo-person:GB-COH-PER-07709588-eqKhb7XscOI0qfFcfbPFd0TKC9g
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr John Derek Relf

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-07709588-eqKhb7XscOI0qfFcfbPFd0TKC9g`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/def0efff-e9d4-5a39-bdba-fd95d9f933ef  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/def0efff-e9d4-5a39-bdba-fd95d9f933ef  

## Ownership & control

### Holdings / subsidiaries

- **GOLDCREST SECURITY (SERVICES) CYMRU LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/3176d75f-5663-5150-a6b9-c0a7f5cb9c05

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr John Derek Relf**. Human view: https://whiteintel.dev/entity/def0efff-e9d4-5a39-bdba-fd95d9f933ef · Structured JSON: https://whiteintel.dev/api/public/dossier/def0efff-e9d4-5a39-bdba-fd95d9f933ef._

_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"._