---
title: "HARPER SECURITY SYSTEMS LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d3a4ded1-fe67-587c-8f04-65509ef35b9b
json: https://whiteintel.dev/api/public/dossier/d3a4ded1-fe67-587c-8f04-65509ef35b9b
identifier: oo:GB-COH-10667575
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# HARPER SECURITY SYSTEMS LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-10667575`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d3a4ded1-fe67-587c-8f04-65509ef35b9b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d3a4ded1-fe67-587c-8f04-65509ef35b9b  

## Ownership & control

### Owners / controllers

- **Mr Alan John Harper** (beneficial owner) — https://whiteintel.dev/entity/8f5337c5-0767-5d62-92f4-9c98dd1b52fb
- **Mr Alan John Harper** (beneficial owner) — https://whiteintel.dev/entity/da9d50fe-3686-49da-8ccc-23c1f3d452d4

### UBO chain (walk to the ultimate owner)

A **2-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

## Company profile (live · UK Companies House)

- **Company number:** `10667575`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2017-03-13
- **Registered office:** 20-22 Wenlock Road, London, N1 7GU, England
- **SIC:** 80200

### Officers

- HARPER, Alan John — director · British · appointed 2017-03-13

### Beneficial owners (Persons with Significant Control)

- Mr Alan John Harper — significant influence or control · individual PSC · England — since 2017-03-13

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/10667575
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/10667575

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HARPER SECURITY SYSTEMS LTD**. Human view: https://whiteintel.dev/entity/d3a4ded1-fe67-587c-8f04-65509ef35b9b · Structured JSON: https://whiteintel.dev/api/public/dossier/d3a4ded1-fe67-587c-8f04-65509ef35b9b._

_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"._