---
title: "DIONE HOLDCO LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/dd3ab372-dd0a-527a-9c4a-ffca6c8d61fc
json: https://whiteintel.dev/api/public/dossier/dd3ab372-dd0a-527a-9c4a-ffca6c8d61fc
identifier: oo:GB-COH-13620220
risk: Low
source: WhiteIntel corporate-ownership graph
---

# DIONE HOLDCO LIMITED

**Type:** Company  
**Identifier:** `oo:GB-COH-13620220`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/dd3ab372-dd0a-527a-9c4a-ffca6c8d61fc  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/dd3ab372-dd0a-527a-9c4a-ffca6c8d61fc  

## Ownership & control

### Owners / controllers

- **The Goldman Sachs Group, Inc.** (beneficial owner) — https://whiteintel.dev/entity/0edf8f3a-00be-4fd8-95e1-cf7c2e75d3da

### Holdings / subsidiaries

- **DIONE MIDCO LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/05a2bf5f-d5de-5b7a-adf2-50ee9c1e8fbd

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

A **1-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:** `13620220`
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 2021-09-14
- **Registered office:** 10TH FLOOR, 110, CANNON STREET, LONDON, EC4N 6EU
- **SIC:** 64209 - Activities of other holding companies n.e.c.

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13620220
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/13620220

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **DIONE HOLDCO LIMITED**. Human view: https://whiteintel.dev/entity/dd3ab372-dd0a-527a-9c4a-ffca6c8d61fc · Structured JSON: https://whiteintel.dev/api/public/dossier/dd3ab372-dd0a-527a-9c4a-ffca6c8d61fc._

_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"._