---
title: "WALNEY EXTENSION PSC LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/77398ec2-acc1-5f2f-bbc5-bb9740acba20
json: https://whiteintel.dev/api/public/dossier/77398ec2-acc1-5f2f-bbc5-bb9740acba20
identifier: oo:GB-COH-10899436
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# WALNEY EXTENSION PSC LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-10899436`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/77398ec2-acc1-5f2f-bbc5-bb9740acba20  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/77398ec2-acc1-5f2f-bbc5-bb9740acba20  

## Ownership & control

### Owners / controllers

- **ORSTED POWER (UK) LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/5af2dfb6-39e4-589c-820c-99ea008869b9
- **ORSTED UK WALEXT HOLDINGS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/93f60123-5de1-5952-9b8d-1642b7682b5d
- **ORSTED UK WALEXT HOLDINGS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/93f60123-5de1-5952-9b8d-1642b7682b5d
- **ORSTED POWER (UK) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5af2dfb6-39e4-589c-820c-99ea008869b9

### Holdings / subsidiaries

- **WALNEY EXTENSION HOLDINGS LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/bad0040a-e342-5519-b6a0-bb0625c69ec6
- **WALNEY EXTENSION HOLDINGS LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/bad0040a-e342-5519-b6a0-bb0625c69ec6

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

A **6-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:** `10899436`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2017-08-04
- **Registered office:** 5 Howick Place, London, SW1P 1WG
- **SIC:** 82990

### Officers

- MENDEZ SANCHEZ-CASTILLO, Jose Maria — director · Spanish · appointed 2024-12-31
- REILLY, Daire — director · Irish · appointed 2025-01-09
- TURNER, Lucy Hannah — director · British · appointed 2025-05-08
- WEAVER, Corinne Michelle — director · British · appointed 2025-05-08
- ALLEN, David Thomas — director · British · appointed 2023-11-13 · resigned 2025-05-08
- CARR, Nathan Christian Gleave — director · British · appointed 2017-08-04 · resigned 2018-10-26
- DE VILLIERS, Philip Henry — director · British · appointed 2023-11-13 · resigned 2025-05-08
- DE VILLIERS, Philip Henry — director · British · appointed 2020-06-29 · resigned 2023-11-13
- EBERHARD, Nicolai — director · Danish · appointed 2019-04-24 · resigned 2020-06-29
- HAWKES, Darren John — director · British · appointed 2017-08-04 · resigned 2018-02-20
- LINDHARDT, Johan Hee — director · Danish · appointed 2018-02-20 · resigned 2019-02-26
- ROBERTSON, James Grant — director · British · appointed 2025-05-08 · resigned 2026-05-22
- SYKES, Benjamin John — director · British · appointed 2017-08-04 · resigned 2020-06-29
- WESTWOOD, Benjamin — director · British · appointed 2020-06-29 · resigned 2025-05-08
- YENDOLE, Hugh Alistair — director · British · appointed 2020-06-29 · resigned 2023-11-13

### Beneficial owners (Persons with Significant Control)

- [Orsted Uk Walext Holdings Limited](https://whiteintel.dev/entity/93f60123-5de1-5952-9b8d-1642b7682b5d) — 75–100% shares · corporate PSC · United Kingdom — since 2024-11-30
- [Orsted Power (Uk) Limited](https://whiteintel.dev/entity/5af2dfb6-39e4-589c-820c-99ea008869b9) — 75–100% shares · corporate PSC · United Kingdom — ceased 2024-11-30

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/10899436
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/10899436

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **WALNEY EXTENSION PSC LIMITED**. Human view: https://whiteintel.dev/entity/77398ec2-acc1-5f2f-bbc5-bb9740acba20 · Structured JSON: https://whiteintel.dev/api/public/dossier/77398ec2-acc1-5f2f-bbc5-bb9740acba20._

_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"._