---
title: "JONSEC ENTRANCE SYSTEMS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/9a1a220e-70d5-5cbf-a3ea-2c795d15bd2a
json: https://whiteintel.dev/api/public/dossier/9a1a220e-70d5-5cbf-a3ea-2c795d15bd2a
identifier: oo:GB-COH-10960351
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# JONSEC ENTRANCE SYSTEMS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-10960351`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/9a1a220e-70d5-5cbf-a3ea-2c795d15bd2a  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/9a1a220e-70d5-5cbf-a3ea-2c795d15bd2a  

## Ownership & control

### Owners / controllers

- **Mrs Leanne Marshall** (beneficial owner) — 50% — https://whiteintel.dev/entity/2b04538e-5f35-5ce7-a6f4-7e253cf2fdfe
- **Mr Jonathan David Marshall** (beneficial owner) — 100% — https://whiteintel.dev/entity/68756340-68b5-5e16-bdfa-374c29b16ebe
- **Mrs Leanne Marshall** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/a8f6e805-d0e6-4622-ba4b-857e64f95a52
- **Mr Jonathan David Marshall** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/84c73077-04b7-4b1f-b01d-994cbdd51f78

### 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:** `10960351`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2017-09-13
- **Registered office:** 48 Roseworth Avenue, Liverpool, L9 8HF, England
- **SIC:** 33140

### Officers

- MARSHALL, Leanne — director · British · appointed 2025-03-10
- MARSHALL, Jonathan David — director · British · appointed 2017-09-13 · resigned 2025-02-21

### Beneficial owners (Persons with Significant Control)

- Mrs Leanne Marshall — 75–100% shares · individual PSC · England — since 2023-04-06
- Mr Jonathan David Marshall — 25–50% shares · individual PSC · England — ceased 2025-02-21

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/10960351
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/10960351

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **JONSEC ENTRANCE SYSTEMS LIMITED**. Human view: https://whiteintel.dev/entity/9a1a220e-70d5-5cbf-a3ea-2c795d15bd2a · Structured JSON: https://whiteintel.dev/api/public/dossier/9a1a220e-70d5-5cbf-a3ea-2c795d15bd2a._

_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"._