---
title: "MATTSON LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/5db35c23-9666-5301-927a-2f1a2cd571c6
json: https://whiteintel.dev/api/public/dossier/5db35c23-9666-5301-927a-2f1a2cd571c6
identifier: oo:GB-COH-09804318
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MATTSON LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-09804318`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/5db35c23-9666-5301-927a-2f1a2cd571c6  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/5db35c23-9666-5301-927a-2f1a2cd571c6  

## Ownership & control

### Owners / controllers

- **Mr Andrzej Matyjaszek** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/d56040fe-4b5e-47b8-92ff-1a2488a3a347
- **Miss Magdalena Andrzejewska** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/e02bce20-f871-4a52-9fd1-0601978911a9

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

A **2-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:** `09804318`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2015-10-01
- **Registered office:** 3 Goodwood Close, Camberley, Surrey, GU15 4LU, United Kingdom
- **SIC:** 41100

### Officers

- ANDRZEJEWSKA, Magdalena — director · Polish · appointed 2026-02-06
- MATYJASZEK, Andrzej — director · Polish · appointed 2015-10-01

### Beneficial owners (Persons with Significant Control)

- Miss Magdalena Andrzejewska — 25–50% shares · individual PSC · United Kingdom — since 2026-02-06
- Mr Andrzej Matyjaszek — 50–75% shares · individual PSC · United Kingdom — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/09804318
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/09804318

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **MATTSON LTD** — https://whiteintel.dev/entity/5db35c23-9666-5301-927a-2f1a2cd571c6 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MATTSON LTD**. Human view: https://whiteintel.dev/entity/5db35c23-9666-5301-927a-2f1a2cd571c6 · Structured JSON: https://whiteintel.dev/api/public/dossier/5db35c23-9666-5301-927a-2f1a2cd571c6._

_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"._