---
title: "MYNYDD PORTREF LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/107dcb3f-5184-5ebb-a2fd-636c3ef3492d
json: https://whiteintel.dev/api/public/dossier/107dcb3f-5184-5ebb-a2fd-636c3ef3492d
identifier: oo:GB-COH-06567041
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MYNYDD PORTREF LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-06567041`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/107dcb3f-5184-5ebb-a2fd-636c3ef3492d  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/107dcb3f-5184-5ebb-a2fd-636c3ef3492d  

## Ownership & control

### Owners / controllers

- **MYNYDD WINDFARM LLP** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/d72a5e73-edfd-5552-a667-5de6bfb6eb6a

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

A **34-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:** `06567041`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2008-04-16
- **Registered office:** 1 Des Roches Square, Witney, OX28 4BE, United Kingdom
- **SIC:** 35110

## Financials (Companies House accounts)

| Figure | 2025-10-31 |
|---|---:|
| Shareholder funds | £1,000 |
| Employees | 3 |

_Latest filed period. Full 2-year history unlocks with a paid dossier — https://whiteintel.dev/pricing. As filed at Companies House._

### Officers

- BECK, Stephen James — director · British · appointed 2017-05-12
- CRANSTONE, Wayne Robert Ian — director · British · appointed 2014-08-01
- HARRIS, Carole Ann — director · United Kingdom · appointed 2017-05-12
- BELLIS, Anwen — director · British · appointed 2010-08-03 · resigned 2011-06-03
- BELLIS, Anwen — director · British · appointed 2010-08-03 · resigned 2010-08-03
- BELLIS, William Keith — director · British · appointed 2008-04-16 · resigned 2011-06-03
- CRANSTONE, Wayne Robert Ian — director · British · appointed 2017-05-12 · resigned 2020-03-16
- CROSBIE DAWSON, Richard — director · British · appointed 2011-06-03 · resigned 2017-05-12
- DANIELS, Edward John — director · British · appointed 2011-06-03 · resigned 2014-08-01
- SMALLWOOD, Bethan — director · British · appointed 2010-08-03 · resigned 2010-08-03
- SMALLWOOD, Bethan — director · British · appointed 2010-08-03 · resigned 2011-06-03
- SMALLWOOD, Huw Peter Frederick — director · British · appointed 2008-04-16 · resigned 2011-06-03

### Beneficial owners (Persons with Significant Control)

- [Mynydd Windfarm Llp](https://whiteintel.dev/entity/d72a5e73-edfd-5552-a667-5de6bfb6eb6a) — 75–100% shares · corporate PSC · United Kingdom — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/06567041
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/06567041
- companies_house_accounts — https://find-and-update.company-information.service.gov.uk/company/06567041/filing-history

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MYNYDD PORTREF LIMITED**. Human view: https://whiteintel.dev/entity/107dcb3f-5184-5ebb-a2fd-636c3ef3492d · Structured JSON: https://whiteintel.dev/api/public/dossier/107dcb3f-5184-5ebb-a2fd-636c3ef3492d._

_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"._