---
title: "11-13 COURTNEY MANAGEMENT LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/48897cbf-43cd-5ae5-a166-925ba9d1479e
json: https://whiteintel.dev/api/public/dossier/48897cbf-43cd-5ae5-a166-925ba9d1479e
identifier: oo:GB-COH-13868733
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# 11-13 COURTNEY MANAGEMENT LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-13868733`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/48897cbf-43cd-5ae5-a166-925ba9d1479e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/48897cbf-43cd-5ae5-a166-925ba9d1479e  

## Ownership & control

### Owners / controllers

- **Mr Diego Augusto Monte Alto** (beneficial owner) — 50% — https://whiteintel.dev/entity/1cc1dacc-9e2c-5c17-8694-396db717d30c
- **Angus Donald Byars** (beneficial owner) — 50% — https://whiteintel.dev/entity/64453f97-aa33-5fa4-845c-82205572711e
- **CARGIL MANAGEMENT SERVICES LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/c46db9c0-f5ea-58ae-8c68-e532733cf663
- **Mr Diego Augusto Monte Alto** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/a12e2ace-e3bf-42ca-bbe4-f7ee35f23276
- **Angus Donald Byars** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/d2ff3698-3155-4c44-94ce-3fabb8db9582
- **CARGIL MANAGEMENT SERVICES LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/c46db9c0-f5ea-58ae-8c68-e532733cf663

### 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:** `13868733`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2022-01-24
- **Registered office:** 13 Courtney Road, London, SW19 2EE, United Kingdom
- **SIC:** 98000

### Officers

- BYARS, Angus Donald — director · New Zealander · appointed 2022-01-24
- MONTE ALTO, Diego Augusto — director · Brazilian · appointed 2022-01-24
- [MSP CORPORATE SERVICES LIMITED](https://whiteintel.dev/entity/3d2da21a-87b8-4034-9199-5be1c8f929b3) — corporate secretary · appointed 2022-01-24 · resigned 2022-01-24
- KEITH, Philippa Anne — director · British · appointed 2022-01-24 · resigned 2022-01-24

### Beneficial owners (Persons with Significant Control)

- Mr Diego Augusto Monte Alto — 25–50% shares · individual PSC · United Kingdom — since 2022-01-24
- Angus Donald Byars — 25–50% shares · individual PSC · Switzerland — since 2022-01-24
- [Cargil Management Services Limited](https://whiteintel.dev/entity/c46db9c0-f5ea-58ae-8c68-e532733cf663) — 75–100% shares · corporate PSC · United Kingdom — ceased 2022-01-24

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/13868733
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13868733

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **11-13 COURTNEY MANAGEMENT LIMITED**. Human view: https://whiteintel.dev/entity/48897cbf-43cd-5ae5-a166-925ba9d1479e · Structured JSON: https://whiteintel.dev/api/public/dossier/48897cbf-43cd-5ae5-a166-925ba9d1479e._

_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"._