---
title: "FIREMASTER ALARMS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/efc5a85f-ebb7-551a-9dd2-c14da26ad3ac
json: https://whiteintel.dev/api/public/dossier/efc5a85f-ebb7-551a-9dd2-c14da26ad3ac
identifier: oo:GB-COH-03764464
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# FIREMASTER ALARMS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-03764464`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/efc5a85f-ebb7-551a-9dd2-c14da26ad3ac  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/efc5a85f-ebb7-551a-9dd2-c14da26ad3ac  

## Ownership & control

### Owners / controllers

- **Mr Norman George Sheldrake** (beneficial owner) — 50% — https://whiteintel.dev/entity/6c9c1234-fd60-5525-a650-ac57f35b312f
- **Mr Terrence Stimson** (beneficial owner) — https://whiteintel.dev/entity/92af2c46-0d98-54e3-b1a6-789383b16cc5
- **Mr Richard Langshaw** (beneficial owner) — https://whiteintel.dev/entity/52ab3953-14f8-59fa-9f90-b3e8187983b0
- **CORNERSTONE SECURITY GROUP (UK) LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/687760d3-c8e6-54c4-aedf-4fb246b56118
- **Mr Norman George Sheldrake** (beneficial owner) — https://whiteintel.dev/entity/9b1758cc-4885-450c-9136-fb8eff571c1a
- **Mr Terrence Stimson** (beneficial owner) — https://whiteintel.dev/entity/539902a0-8c7a-40ed-9313-83c95cc53f04
- **Mr Richard Langshaw** (beneficial owner) — https://whiteintel.dev/entity/d99954c2-6372-40c0-a8c7-1d2bac96b4fc
- **CORNERSTONE SECURITY GROUP (UK) LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/687760d3-c8e6-54c4-aedf-4fb246b56118

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

A **10-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:** `03764464`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1999-05-04
- **Registered office:** Ground Floor, Building 16, Gateway 1000 Whittle Way, Arlington Business Park, Stevenage, Hertfordshire, SG1 2FP, England
- **SIC:** 43210

## Financials (Companies House accounts)

| Figure | 2025-08-31 |
|---|---:|
| Net assets | -£6,506 |
| Cash | £250 |
| Shareholder funds | £5,000 |
| Current assets | £59,250 |
| Employees | 0 |

_Latest filed period. Full 2-year history unlocks with a paid dossier — https://whiteintel.dev/pricing. As filed at Companies House._

### Officers

- COOPER, Justin Paul — director · British · appointed 2020-06-12
- LANGSHAW, Richard — director · British · appointed 2020-06-12
- COCKS, Jeremy Mark — secretary · British · appointed 2001-05-23 · resigned 2005-04-08
- DOWNER, Hayley Caroline — secretary · British · appointed 1999-09-21 · resigned 2001-04-26
- HARRIS, Robert Austin — secretary · British · appointed 2005-11-01 · resigned 2020-07-01
- TILNEY, Richard Neil — secretary · British · appointed 1999-05-04 · resigned 1999-09-21
- NOMINEE SECRETARIES LTD — corporate nominee secretary · appointed 1999-05-04 · resigned 1999-05-04
- COULSON, Colin Adrian — director · British · appointed 2003-04-06 · resigned 2009-10-31
- GOGERTY, Richard Howard — director · British · appointed 1999-05-04 · resigned 1999-06-29
- HAILES, Terence James — director · British · appointed 2020-06-12 · resigned 2026-03-25
- SHELDRAKE, Norman George — director · British · appointed 2006-08-29 · resigned 2020-06-12
- SHELDRAKE, Norman George — director · British · appointed 1999-05-04 · resigned 1999-05-05
- STIMSON, Terence Edward — director · English · appointed 1999-07-19 · resigned 1999-07-27
- STIMSON, Terence Edward — director · English · appointed 1999-05-05 · resigned 2020-06-12
- NOMINEE DIRECTORS LTD — corporate nominee director · appointed 1999-05-04 · resigned 1999-05-04

### Beneficial owners (Persons with Significant Control)

- [Cornerstone Security Group(Uk) Ltd](https://whiteintel.dev/entity/687760d3-c8e6-54c4-aedf-4fb246b56118) — 75–100% shares · corporate PSC · England — since 2021-06-09
- Mr Richard Langshaw — significant influence or control · individual PSC · England — ceased 2021-06-09
- Mr Norman George Sheldrake — 25–50% votes · individual PSC · United Kingdom — ceased 2020-06-12
- Mr Terrence Stimson — significant influence or control · individual PSC · United Kingdom — ceased 2020-06-12

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/03764464
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/03764464
- companies_house_accounts — https://find-and-update.company-information.service.gov.uk/company/03764464/filing-history

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **FIREMASTER ALARMS LIMITED** — https://whiteintel.dev/entity/efc5a85f-ebb7-551a-9dd2-c14da26ad3ac · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **FIREMASTER ALARMS LIMITED**. Human view: https://whiteintel.dev/entity/efc5a85f-ebb7-551a-9dd2-c14da26ad3ac · Structured JSON: https://whiteintel.dev/api/public/dossier/efc5a85f-ebb7-551a-9dd2-c14da26ad3ac._

_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"._