---
title: "JOHNSTONE & JOHNSTONE ENGINEERING LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e98a1824-0eff-59c2-bb55-53cb7efe4333
json: https://whiteintel.dev/api/public/dossier/e98a1824-0eff-59c2-bb55-53cb7efe4333
identifier: oo:GB-COH-11762146
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# JOHNSTONE & JOHNSTONE ENGINEERING LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-11762146`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e98a1824-0eff-59c2-bb55-53cb7efe4333  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e98a1824-0eff-59c2-bb55-53cb7efe4333  

## Ownership & control

### Owners / controllers

- **Mrs Hayley Johnstone** (beneficial owner) — 50% — https://whiteintel.dev/entity/ec230a13-d611-5397-bdd8-e5bb7956062a
- **Owen Johnstone** (beneficial owner) — 50% — https://whiteintel.dev/entity/5b513976-68bd-5faf-9f65-d08079248270
- **Owen Johnstone** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/1dd208d2-71ad-4d9d-9b9e-b75d20789682
- **Mrs Hayley Johnstone** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/1afad610-2c09-4f18-849a-2ce01f9b14d8

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

A **4-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:** `11762146`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2019-01-11
- **Registered office:** 15 Sunnybank Road, Farnborough, Hampshire, GU14 9QD, England
- **SIC:** 43999, 74901, 74909

### Officers

- JOHNSTONE, Hayley — director · British · appointed 2019-01-11
- JOHNSTONE, Owen — director · British · appointed 2019-01-11

### Beneficial owners (Persons with Significant Control)

- Mrs Hayley Johnstone — 25–50% shares · individual PSC · England — since 2019-03-07
- Owen Johnstone — 25–50% shares · individual PSC · England — since 2019-01-11

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/11762146
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/11762146

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **JOHNSTONE & JOHNSTONE ENGINEERING LIMITED**. Human view: https://whiteintel.dev/entity/e98a1824-0eff-59c2-bb55-53cb7efe4333 · Structured JSON: https://whiteintel.dev/api/public/dossier/e98a1824-0eff-59c2-bb55-53cb7efe4333._

_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"._