---
title: "STM DEVELOPMENTS LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/29b4277d-b749-53be-b085-df7943e7851e
json: https://whiteintel.dev/api/public/dossier/29b4277d-b749-53be-b085-df7943e7851e
identifier: oo:GB-COH-08395377
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# STM DEVELOPMENTS LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-08395377`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/29b4277d-b749-53be-b085-df7943e7851e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/29b4277d-b749-53be-b085-df7943e7851e  

## Ownership & control

### Owners / controllers

- **Mr Mateusz Stepien** (beneficial owner) — 100% — https://whiteintel.dev/entity/fc0b13c1-cb6a-5a43-af8c-bc03e9d79bf5
- **Mr Mateusz Stepien** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/71b9ed08-8409-4bdf-9c21-1b20e0d4afb7

### 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:** `08395377`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2013-02-08
- **Registered office:** Unit 3 Portside South, Gibson Court, Merseyton Road, Ellesmere Port, CH65 3DZ, England
- **SIC:** 41202, 46690, 49410

### Officers

- STEPIEN, Mateusz — director · Polish · appointed 2013-02-08

### Beneficial owners (Persons with Significant Control)

- Mr Mateusz Stepien — 75–100% shares · individual PSC · England — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/08395377
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/08395377

## 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 **STM DEVELOPMENTS LTD** — https://whiteintel.dev/entity/29b4277d-b749-53be-b085-df7943e7851e · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **STM DEVELOPMENTS LTD**. Human view: https://whiteintel.dev/entity/29b4277d-b749-53be-b085-df7943e7851e · Structured JSON: https://whiteintel.dev/api/public/dossier/29b4277d-b749-53be-b085-df7943e7851e._

_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"._