---
title: "SIZEWELL C LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/0c661ea8-a541-5489-9531-5eefe66f63a2
json: https://whiteintel.dev/api/public/dossier/0c661ea8-a541-5489-9531-5eefe66f63a2
identifier: oo:GB-COH-09284825
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SIZEWELL C LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-09284825`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/0c661ea8-a541-5489-9531-5eefe66f63a2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/0c661ea8-a541-5489-9531-5eefe66f63a2  

## Cross-source identity

The same real-world entity, resolved across sources:

- **SIZEWELL C LIMITED** — GLEIF · `lei:213800DPCMTCD7VRF336` — https://whiteintel.dev/entity/f3fc6a13-f1d2-5e69-a8df-f39ab6039ab3

## Ownership & control

### Owners / controllers

- **SIZEWELL C (PLEDGECO) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/289aad0b-5ff4-4cff-aa9d-bbd6b06b8d37
- **EDF ENERGY HOLDINGS LIMITED** (beneficial owner) — https://whiteintel.dev/entity/5bfbbe0d-8531-51ec-9430-7a4bf88170cd
- **SIZEWELL C (HOLDING) LIMITED** (beneficial owner) — https://whiteintel.dev/entity/c01929d6-d789-5968-88ea-7803ead7c413

### Holdings / subsidiaries

- **NUCLEAR SERVICES (TECHNICAL) COMPANY LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/9ee1c5eb-a55f-51c6-b527-66469a117265
- **NUCLEAR SERVICES (TECHNICAL) COMPANY LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/9ee1c5eb-a55f-51c6-b527-66469a117265
- **SZC FDP COMPANY LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/e8d3baa0-805c-4f10-9376-3c2265ced5e6

### 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:** `09284825`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2014-10-28
- **Registered office:** 25 Copthall Avenue, London, EC2R 7BP, England
- **SIC:** 35110

### Officers

- MAGNUS, Asha — secretary · appointed 2024-06-25
- BARBER, Elizabeth Marian — director · British · appointed 2024-01-01
- BARBROOK, Laura Sophie Scudamore, Dr — director · British · appointed 2025-10-17
- BOTWOOD, Caroline — director · British · appointed 2026-02-16
- CANN, Nigel Francis — director · British · appointed 2023-04-03
- CROOKS, Stuart — director · British · appointed 2017-11-15
- GOLSHAN, Mina, Dr — director · British · appointed 2022-11-29
- HENWOOD, Alison Ayodele — director · British · appointed 2026-03-23
- HOLLAND KAYE, William John — director · British · appointed 2025-02-01
- KIRWAN, David — director · Irish · appointed 2025-11-04
- LOPEZ DELGADO, Alejandro — director · Spanish,British · appointed 2025-11-04
- MATHEWS, Andrew David Hugh, Sir — director · British · appointed 2025-10-01
- SILVENNOINEN, Jouni Sakari — director · Finnish · appointed 2023-07-31
- THORNTON, Julie — director · British · appointed 2024-01-01
- GOODING, Claire Rachel — secretary · appointed 2019-04-03 · resigned 2022-02-01
- HAMILL, Christopher Hugh — secretary · appointed 2014-11-17 · resigned 2017-07-26
- POKORNY, Abbie — secretary · appointed 2022-02-01 · resigned 2024-06-25
- PYKE, Julia — secretary · appointed 2017-07-26 · resigned 2019-04-03
- BILLINGHAM, Stephen Robert, Dr — director · British · appointed 2022-06-30 · resigned 2022-11-29
- BURKE, Declan Patrick — director · Irish · appointed 2022-11-29 · resigned 2023-05-30

### Beneficial owners (Persons with Significant Control)

- [Sizewell C (Holdco) Limited](https://whiteintel.dev/entity/c01929d6-d789-5968-88ea-7803ead7c413) — significant influence or control · corporate PSC · England — since 2025-11-04
- [Edf Energy Holdings Limited](https://whiteintel.dev/entity/5bfbbe0d-8531-51ec-9430-7a4bf88170cd) — significant influence or control · corporate PSC · England — since 2025-11-04
- [Sizewell C (Pledgeco) Limited](https://whiteintel.dev/entity/289aad0b-5ff4-4cff-aa9d-bbd6b06b8d37) — 75–100% shares · corporate PSC · England — since 2025-09-17
- Sizewell C (Holding) Limited — 75–100% shares · corporate PSC · England — ceased 2025-09-17

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/09284825
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/09284825

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **SIZEWELL C LIMITED** — https://whiteintel.dev/entity/0c661ea8-a541-5489-9531-5eefe66f63a2 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SIZEWELL C LIMITED**. Human view: https://whiteintel.dev/entity/0c661ea8-a541-5489-9531-5eefe66f63a2 · Structured JSON: https://whiteintel.dev/api/public/dossier/0c661ea8-a541-5489-9531-5eefe66f63a2._

_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"._