---
title: "Mr Stephen Derek Armstrong — Ownership Dossier"
canonical: https://whiteintel.dev/entity/36f4e1d6-0eba-527a-bbdf-3db08b827a47
json: https://whiteintel.dev/api/public/dossier/36f4e1d6-0eba-527a-bbdf-3db08b827a47
identifier: oo-person:GB-COH-PER-08249168-IVC4RVd3h4Tv8lwNI2Mpre8PPks
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Stephen Derek Armstrong

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo-person:GB-COH-PER-08249168-IVC4RVd3h4Tv8lwNI2Mpre8PPks`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/36f4e1d6-0eba-527a-bbdf-3db08b827a47  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/36f4e1d6-0eba-527a-bbdf-3db08b827a47  

## Ownership & control

### Holdings / subsidiaries

- **CRITICAL INFRASTRUCTURE PROTECTION SERVICES LTD** (beneficial owner) — 50% — https://whiteintel.dev/entity/1204b56e-7ec5-548c-83af-c3289fbf372b

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Stephen Derek Armstrong**. Human view: https://whiteintel.dev/entity/36f4e1d6-0eba-527a-bbdf-3db08b827a47 · Structured JSON: https://whiteintel.dev/api/public/dossier/36f4e1d6-0eba-527a-bbdf-3db08b827a47._

_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"._