---
title: "Mr Trevor Iain Walker — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d9c4451a-785e-50cd-8607-65b1cfd60ea7
json: https://whiteintel.dev/api/public/dossier/d9c4451a-785e-50cd-8607-65b1cfd60ea7
identifier: oo-person:GB-COH-PER-12504311-mJ4poe06lQCQy_yTiay1xIfmA0U
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Trevor Iain Walker

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo-person:GB-COH-PER-12504311-mJ4poe06lQCQy_yTiay1xIfmA0U`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d9c4451a-785e-50cd-8607-65b1cfd60ea7  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d9c4451a-785e-50cd-8607-65b1cfd60ea7  

## Ownership & control

### Holdings / subsidiaries

- **BRIGSTOCK SECURE SERVICES LTD** (beneficial owner) — 75% — https://whiteintel.dev/entity/c6f662e2-e14b-5d3f-a5dd-519aa491e397

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Trevor Iain Walker**. Human view: https://whiteintel.dev/entity/d9c4451a-785e-50cd-8607-65b1cfd60ea7 · Structured JSON: https://whiteintel.dev/api/public/dossier/d9c4451a-785e-50cd-8607-65b1cfd60ea7._

_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"._