---
title: "OSW INVESTMENTS RAMPION JVCO (UK) LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/403eb7f1-2bc2-5bad-99bf-dace22c579c7
json: https://whiteintel.dev/api/public/dossier/403eb7f1-2bc2-5bad-99bf-dace22c579c7
identifier: oo:GB-COH-14043860
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# OSW INVESTMENTS RAMPION JVCO (UK) LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-14043860`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/403eb7f1-2bc2-5bad-99bf-dace22c579c7  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/403eb7f1-2bc2-5bad-99bf-dace22c579c7  

## Ownership & control

### Owners / controllers

- **CORIO GENERATION LIMITED** (beneficial owner) — 75% — https://whiteintel.dev/entity/f4e582d8-4913-5613-9cfb-755cc5c511d8
- **CORIO GENERATION LIMITED** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/f4e582d8-4913-5613-9cfb-755cc5c511d8

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

1. **CORIO GENERATION LIMITED** — beneficial owner 75% → *OSW INVESTMENTS RAMPION JVCO (UK) LIMITED*
1. **CORIO GENERATION LIMITED** — beneficial owner 62.5% → *OSW INVESTMENTS RAMPION JVCO (UK) LIMITED*
2. **GREEN INVESTMENT GROUP INVESTMENTS LIMITED** — beneficial owner 87.5% → *CORIO GENERATION LIMITED*
3. **Macquarie Financial Limited** — parent → *GREEN INVESTMENT GROUP INVESTMENTS LIMITED*
3. **GREEN INVESTMENT GROUP LIMITED** — beneficial owner 87.5% → *GREEN INVESTMENT GROUP INVESTMENTS LIMITED*
4. **UK GREEN INVESTMENT BANK LIMITED** — beneficial owner 87.5% → *GREEN INVESTMENT GROUP LIMITED*
5. **MOORGATE PL HOLDINGS LIMITED** — beneficial owner 100% → *UK GREEN INVESTMENT BANK LIMITED*
5. **Secretary Of State For Business, Energy And Industrial Enterprise** — beneficial owner 87.5% → *UK GREEN INVESTMENT BANK LIMITED*
5. **MOORGATE PL HOLDINGS LIMITED** — beneficial owner 87.5% → *UK GREEN INVESTMENT BANK LIMITED*
6. **MACQUARIE CORPORATE HOLDINGS PTY LIMITED** — parent → *MOORGATE PL HOLDINGS LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `14043860`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2022-04-13
- **Registered office:** Computershare Governance Services The Pavilions, Bridgwater Road, Bristol, BS13 8FD, England
- **SIC:** 64209

### Officers

- COSTA ROS, Marc — director · Spanish · appointed 2026-03-09
- HULIN, Marc Pierre — director · Canadian,French · appointed 2022-07-13
- NEWMAN, Sam — director · British · appointed 2026-03-09
- EVERITT, Helen Louise — secretary · appointed 2022-04-13 · resigned 2022-11-16
- HOAD, Heather Gwendolyn — secretary · appointed 2022-11-16 · resigned 2023-02-10
- HOLT, Michelle — secretary · appointed 2024-04-08 · resigned 2025-05-09
- BOYLE, Charles — director · British · appointed 2025-06-30 · resigned 2026-03-09
- FROEHLICH, Jochen — director · Swiss · appointed 2022-04-13 · resigned 2024-05-31
- GIULIANOTTI, Mark Angus — director · British · appointed 2022-04-13 · resigned 2024-12-20
- LAVINAL, Benoit Nicolas — director · French · appointed 2025-06-30 · resigned 2026-03-09
- LEWIN, Andrew Charles — director · British · appointed 2024-12-31 · resigned 2025-06-30
- MCMAHON, Stewart Oliver — director · British · appointed 2024-12-20 · resigned 2025-05-08
- PORTER, Matthew — director · British · appointed 2024-09-02 · resigned 2024-12-31
- RUSSELL, Richard Paul — director · British · appointed 2024-12-20 · resigned 2025-06-30
- WARD, Sharn Barbara — director · British · appointed 2025-05-08 · resigned 2026-03-09
- WORT, Anthony James — director · British · appointed 2022-04-13 · resigned 2024-12-20

### Beneficial owners (Persons with Significant Control)

- [Corio Generation Limited](https://whiteintel.dev/entity/f4e582d8-4913-5613-9cfb-755cc5c511d8) — 50–75% shares · corporate PSC · United Kingdom — since 2022-04-13

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/14043860
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/14043860

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **OSW INVESTMENTS RAMPION JVCO (UK) LIMITED**. Human view: https://whiteintel.dev/entity/403eb7f1-2bc2-5bad-99bf-dace22c579c7 · Structured JSON: https://whiteintel.dev/api/public/dossier/403eb7f1-2bc2-5bad-99bf-dace22c579c7._

_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"._