---
title: "RADON SECURITY LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/7a559bbd-e75e-5075-a27d-04a7e08f78f4
json: https://whiteintel.dev/api/public/dossier/7a559bbd-e75e-5075-a27d-04a7e08f78f4
identifier: oo:GB-COH-10215584
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# RADON SECURITY LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-10215584`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/7a559bbd-e75e-5075-a27d-04a7e08f78f4  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/7a559bbd-e75e-5075-a27d-04a7e08f78f4  

## Ownership & control

### Owners / controllers

- **Mr Stephen Kihoro** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/5e1e6766-f2c3-4ce9-978a-a16de867f371
- **Miss Roseline Mwangi** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/dfbb2e42-186f-4e82-b402-712404d40c00
- **Mr Stephen Kimani Kangethe** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/26cf37ac-2e87-4306-a5fe-e22cc5248628

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

1. **Mr Stephen Kihoro** — beneficial owner 37.5% → *RADON SECURITY LTD*
1. **Miss Roseline Mwangi** — beneficial owner 37.5% → *RADON SECURITY LTD*
1. **Mr Stephen Kimani Kangethe** — beneficial owner 37.5% → *RADON SECURITY LTD*

## Company profile (live · UK Companies House)

- **Company number:** `10215584`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2016-06-06
- **Registered office:** 7 Brackenhill Close, Derby, DE23 3BD, England
- **SIC:** 80100

### Officers

- MWANGI, Roseline — director · British · appointed 2016-06-06
- KANGETHE, Stephen Kimani — director · British · appointed 2016-06-06 · resigned 2017-03-02
- KIHORO, Stephen — director · British · appointed 2016-06-06 · resigned 2018-10-01

### Beneficial owners (Persons with Significant Control)

- Miss Roseline Mwangi — 25–50% shares · individual PSC · England — since 2016-06-06
- Mr Stephen Kihoro — 25–50% shares · individual PSC · England — since 2016-06-06
- Mr Stephen Kimani Kangethe — 25–50% shares · individual PSC · England — ceased 2017-04-18

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/10215584
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/10215584

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **RADON SECURITY LTD**. Human view: https://whiteintel.dev/entity/7a559bbd-e75e-5075-a27d-04a7e08f78f4 · Structured JSON: https://whiteintel.dev/api/public/dossier/7a559bbd-e75e-5075-a27d-04a7e08f78f4._

_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"._