---
title: "SIMPSON MANUFACTURING LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/572cfad0-cdc8-59fb-9a2f-5a2b6fb7cd24
json: https://whiteintel.dev/api/public/dossier/572cfad0-cdc8-59fb-9a2f-5a2b6fb7cd24
identifier: oo:GB-COH-15679170
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SIMPSON MANUFACTURING LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15679170`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/572cfad0-cdc8-59fb-9a2f-5a2b6fb7cd24  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/572cfad0-cdc8-59fb-9a2f-5a2b6fb7cd24  

## Ownership & control

### Owners / controllers

- **Mark Simpson** (beneficial owner) — 100% — https://whiteintel.dev/entity/7e3bb9c4-0f5f-57e3-89ec-9c36f4fac084
- **Mark Simpson** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/3eb47f33-eaf4-4984-b689-002648331c3a
- **Mrs Helen Patricia Moore** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/99d9e151-6f6f-46ae-9d30-27051e8ac04d

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

A **3-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:** `15679170`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2024-04-25
- **Registered office:** Unit G2 Ford Airfield Industrial Estate, Ford, Nr Arundel, BN18 0HY, England
- **SIC:** 28921

### Officers

- SIMPSON, Mark — secretary · appointed 2024-04-25 · resigned 2026-03-15
- SIMPSON, Mark Richard — director · British · appointed 2024-04-25 · resigned 2026-03-15

### Beneficial owners (Persons with Significant Control)

- Mrs Helen Patricia Moore — 50–75% shares · individual PSC · England — ceased 2026-05-20
- Mark Simpson — 25–50% shares · individual PSC · United Kingdom — ceased 2026-03-15

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15679170
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15679170

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SIMPSON MANUFACTURING LTD**. Human view: https://whiteintel.dev/entity/572cfad0-cdc8-59fb-9a2f-5a2b6fb7cd24 · Structured JSON: https://whiteintel.dev/api/public/dossier/572cfad0-cdc8-59fb-9a2f-5a2b6fb7cd24._

_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"._