---
title: "CORNERSTONE WINNER LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/47a4c9e1-5cef-56ed-8ecb-d2c8fd6568da
json: https://whiteintel.dev/api/public/dossier/47a4c9e1-5cef-56ed-8ecb-d2c8fd6568da
identifier: oo:GB-COH-14830453
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# CORNERSTONE WINNER LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-14830453`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/47a4c9e1-5cef-56ed-8ecb-d2c8fd6568da  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/47a4c9e1-5cef-56ed-8ecb-d2c8fd6568da  

## Ownership & control

### Owners / controllers

- **Mrs Joy Magaret Adeseko** (beneficial owner) — 100% — https://whiteintel.dev/entity/bd63d872-5604-5e4e-9128-a01e60c9e196
- **Mrs Joy Magaret Adeseko** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/2f042430-8bef-4aa6-8187-ec62e8628e5e

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

1. **Mrs Joy Magaret Adeseko** — beneficial owner 100% → *CORNERSTONE WINNER LIMITED*
1. **Mrs Joy Magaret Adeseko** — beneficial owner 87.5% → *CORNERSTONE WINNER LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `14830453`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2023-04-26
- **Registered office:** 4 Middle Mead Court, Northampton, NN3 9TE, England
- **SIC:** 86900

### Officers

- ADESEKO, Joy Magaret — director · British · appointed 2023-04-26

### Beneficial owners (Persons with Significant Control)

- Mrs Joy Magaret Adeseko — 75–100% shares · individual PSC · England — since 2023-04-26

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/14830453
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/14830453

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **CORNERSTONE WINNER LIMITED**. Human view: https://whiteintel.dev/entity/47a4c9e1-5cef-56ed-8ecb-d2c8fd6568da · Structured JSON: https://whiteintel.dev/api/public/dossier/47a4c9e1-5cef-56ed-8ecb-d2c8fd6568da._

_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"._