---
title: "AI VENTURE BUILDER LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cf18db56-d0d3-5384-87bc-e41515e3005e
json: https://whiteintel.dev/api/public/dossier/cf18db56-d0d3-5384-87bc-e41515e3005e
identifier: oo:GB-COH-15371011
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# AI VENTURE BUILDER LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15371011`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/cf18db56-d0d3-5384-87bc-e41515e3005e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cf18db56-d0d3-5384-87bc-e41515e3005e  

## Ownership & control

### Owners / controllers

- **Mr Matteo Testi** (beneficial owner) — 50% — https://whiteintel.dev/entity/e63fef05-7de5-55fb-99b5-0aa034cd055f
- **Mr Mauro Umberto Mattei** (beneficial owner) — 100% — https://whiteintel.dev/entity/c0b1f482-65eb-55cf-94fd-964d38f9eeca
- **Mr Matteo Testi** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/4d1a10bc-20f6-487f-9899-2a93a4d53079
- **Mr Mauro Umberto Mattei** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/102a758f-33cb-4534-b024-ef384c4ed5dc

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

A **4-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:** `15371011`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2023-12-27
- **Registered office:** 8 Hill Street, London, W1J 5NG, England
- **SIC:** 64209

### Officers

- MATTEI, Mauro Umberto — secretary · appointed 2024-03-28
- MATTEI, Mauro Umberto — director · Italian · appointed 2026-02-08
- TESTI, Matteo — director · Italian · appointed 2024-03-13
- TOGNONI, Marco — director · Italian · appointed 2024-03-13
- IZZO, Paolo — director · Italian · appointed 2024-03-16 · resigned 2026-02-12
- MARABELLI, Enzo — director · Italian · appointed 2024-03-13 · resigned 2026-02-08
- MATTEI, Mauro Umberto — director · Italian · appointed 2023-12-27 · resigned 2024-03-13
- PRANDI, Stefano — director · Italian · appointed 2024-03-13 · resigned 2024-07-20

### Beneficial owners (Persons with Significant Control)

- Mr Matteo Testi — 25–50% shares · individual PSC · England — since 2024-02-12
- Mr Mauro Umberto Mattei — 75–100% shares · individual PSC · England — ceased 2024-02-12

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15371011
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15371011

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **AI VENTURE BUILDER LTD**. Human view: https://whiteintel.dev/entity/cf18db56-d0d3-5384-87bc-e41515e3005e · Structured JSON: https://whiteintel.dev/api/public/dossier/cf18db56-d0d3-5384-87bc-e41515e3005e._

_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"._