---
title: "Ad Holdco Limited — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3250882a-23d3-46b3-a910-58e95b6dde97
json: https://whiteintel.dev/api/public/dossier/3250882a-23d3-46b3-a910-58e95b6dde97
identifier: gb-coh:11838428
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Ad Holdco Limited

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:11838428`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3250882a-23d3-46b3-a910-58e95b6dde97  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3250882a-23d3-46b3-a910-58e95b6dde97  

## Ownership & control

### Holdings / subsidiaries

- **SQI LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/c3f97207-1788-5dcc-860f-e720afd13505
- **ARA DARZI LONDON LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/9e26c8f2-5571-53c9-9b68-a126e5a0aa81
- **Sqi Investments Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/b6fcf189-a6f1-4bdc-9dc7-070c083f14b3

## Company profile (live · UK Companies House)

- **Company number:** `11838428`
- **Status:** dissolved
- **Type:** ltd
- **Incorporated:** 2019-02-20
- **Registered office:** Devonshire House, 60 Goswell Road, London, EC1M 7AD, United Kingdom
- **SIC:** 82990

### Officers

- DARZI, Ara Warkes, Lord — director · British · appointed 2019-02-20

### Beneficial owners (Persons with Significant Control)

- Lord Ara Warkes Darzi — 75–100% shares · individual PSC · United Kingdom — since 2019-02-20

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Ad Holdco Limited**. Human view: https://whiteintel.dev/entity/3250882a-23d3-46b3-a910-58e95b6dde97 · Structured JSON: https://whiteintel.dev/api/public/dossier/3250882a-23d3-46b3-a910-58e95b6dde97._

_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"._