---
title: "GEMBA ADVANTAGE LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2fee40e2-4254-5686-8044-8d84d4e5aca9
json: https://whiteintel.dev/api/public/dossier/2fee40e2-4254-5686-8044-8d84d4e5aca9
identifier: oo:GB-COH-11682283
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# GEMBA ADVANTAGE LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-11682283`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/2fee40e2-4254-5686-8044-8d84d4e5aca9  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2fee40e2-4254-5686-8044-8d84d4e5aca9  

## Ownership & control

### Owners / controllers

- **AION BIDCO LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/ac097606-55bb-59d8-9fc6-f6ae92a9b630
- **Mr Edward Riston Baines Savage** (beneficial owner) — 50% — https://whiteintel.dev/entity/c8355d46-7a1a-50f9-aceb-6633ff4e7788
- **Mr David William Mann** (beneficial owner) — 50% — https://whiteintel.dev/entity/a7abefe0-8c36-585f-847c-ec90c32bb7ff
- **Mrs Shelley Louise Wood** (beneficial owner) — 50% — https://whiteintel.dev/entity/4255155c-f435-5edd-bcc0-410cad1759fe
- **Mr David William Mann** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/75354dae-b661-48e3-a50a-1cb193313b5b
- **AION BIDCO LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/ac097606-55bb-59d8-9fc6-f6ae92a9b630
- **Mr Edward Riston Baines Savage** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/db2aa76b-9bbc-46e7-bd59-d456b0cf1d13
- **Mrs Shelley Louise Wood** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/ed34c480-5ad2-499a-9908-9bb20b248264

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

1. **AION BIDCO LIMITED** — beneficial owner 100% → *GEMBA ADVANTAGE LTD*
1. **Mr Edward Riston Baines Savage** — beneficial owner 50% → *GEMBA ADVANTAGE LTD*
1. **Mr David William Mann** — beneficial owner 50% → *GEMBA ADVANTAGE LTD*
1. **Mrs Shelley Louise Wood** — beneficial owner 50% → *GEMBA ADVANTAGE LTD*
1. **Mr David William Mann** — beneficial owner 37.5% → *GEMBA ADVANTAGE LTD*
1. **AION BIDCO LIMITED** — beneficial owner 87.5% → *GEMBA ADVANTAGE LTD*
1. **Mr Edward Riston Baines Savage** — beneficial owner 37.5% → *GEMBA ADVANTAGE LTD*
1. **Mrs Shelley Louise Wood** — beneficial owner 37.5% → *GEMBA ADVANTAGE LTD*
2. **AION HOLDCO LIMITED** — beneficial owner 100% → *AION BIDCO LIMITED*
2. **AION HOLDCO LIMITED** — beneficial owner 87.5% → *AION BIDCO LIMITED*
3. **AION MIDCO LIMITED** — beneficial owner 100% → *AION HOLDCO LIMITED*
3. **AION MIDCO LIMITED** — beneficial owner 87.5% → *AION HOLDCO LIMITED*
4. **AION TOPCO LIMITED** — beneficial owner 100% → *AION MIDCO LIMITED*
4. **AION TOPCO LIMITED** — beneficial owner 87.5% → *AION MIDCO LIMITED*
5. **ATHICA LIMITED** — beneficial owner 50% → *AION TOPCO LIMITED*
5. **SOVEREIGN CAPITAL PARTNERS LLP** — beneficial owner 37.5% → *AION TOPCO LIMITED*
5. **ATHICA LIMITED** — beneficial owner → *AION TOPCO LIMITED*
6. **Dr David Richard Haws** — beneficial owner 100% → *ATHICA LIMITED*
6. **Dr David Richard Haws** — beneficial owner 87.5% → *ATHICA LIMITED*
6. **Mr Andrew Charles Hayden** — beneficial owner 50% → *SOVEREIGN CAPITAL PARTNERS LLP*
6. **Mr Dominic Stefan Dalli** — beneficial owner 50% → *SOVEREIGN CAPITAL PARTNERS LLP*
6. **Mr Dominic Stefan Dalli** — beneficial owner → *SOVEREIGN CAPITAL PARTNERS LLP*
6. **Mr Andrew Charles George Hayden** — beneficial owner → *SOVEREIGN CAPITAL PARTNERS LLP*

## Company profile (live · UK Companies House)

- **Company number:** `11682283`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2018-11-16
- **Registered office:** 4 Stirling House, Stirling Road, Guildford, Surrey, GU2 7RF, United Kingdom
- **SIC:** 62012

### Officers

- MITCHELL, Alan Patrick — secretary · appointed 2024-10-16
- MANN, David William — director · British · appointed 2018-11-16
- MITCHELL, Alan Patrick — director · British · appointed 2024-10-16
- PORTER, Alexander, Dr — director · British · appointed 2025-12-10
- WALLER, Benjamin Charles — director · British · appointed 2022-12-06
- GRIFFIN, Abigail — director · British · appointed 2022-12-06 · resigned 2024-10-16
- MURPHY, Michael John — director · British · appointed 2024-10-16 · resigned 2025-12-10
- SAVAGE, Edward Riston Baines — director · British · appointed 2020-03-31 · resigned 2024-10-16
- WOOD, Shelley Louise — director · British · appointed 2020-03-31 · resigned 2024-10-16

### Beneficial owners (Persons with Significant Control)

- [Aion Bidco Limited](https://whiteintel.dev/entity/ac097606-55bb-59d8-9fc6-f6ae92a9b630) — 75–100% shares · corporate PSC · United Kingdom — since 2024-10-16
- Mr Edward Riston Baines Savage — 25–50% shares · individual PSC · England — ceased 2024-10-16
- Mrs Shelley Louise Wood — 25–50% shares · individual PSC · England — ceased 2024-10-16
- Mr David William Mann — 25–50% shares · individual PSC · England — ceased 2024-10-16

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/11682283
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/11682283

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **GEMBA ADVANTAGE LTD**. Human view: https://whiteintel.dev/entity/2fee40e2-4254-5686-8044-8d84d4e5aca9 · Structured JSON: https://whiteintel.dev/api/public/dossier/2fee40e2-4254-5686-8044-8d84d4e5aca9._

_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"._