---
title: "BAU UND ISOLIERUNG LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/247b9c19-f77d-5d1b-987d-28ce84db00a0
json: https://whiteintel.dev/api/public/dossier/247b9c19-f77d-5d1b-987d-28ce84db00a0
identifier: oo:GB-COH-13925813
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BAU UND ISOLIERUNG LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-13925813`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/247b9c19-f77d-5d1b-987d-28ce84db00a0  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/247b9c19-f77d-5d1b-987d-28ce84db00a0  

## Ownership & control

### Owners / controllers

- **Mr Sebastian Matejek** (beneficial owner) — 100% — https://whiteintel.dev/entity/0b8b49f5-a2b3-533a-afdf-5c819d1317ae
- **Mr Sebastian Matejek** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/baf128d5-e48d-4744-be78-c754423f68fc

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

1. **Mr Sebastian Matejek** — beneficial owner 100% → *BAU UND ISOLIERUNG LTD*
1. **Mr Sebastian Matejek** — beneficial owner 87.5% → *BAU UND ISOLIERUNG LTD*

## Company profile (live · UK Companies House)

- **Company number:** `13925813`
- **Status:** dissolved
- **Type:** ltd
- **Incorporated:** 2022-02-18
- **Registered office:** 590 Kingston Road, London, SW20 8DN, England
- **SIC:** 64209, 70100, 99999

### Officers

- MATEJEK, Sebastian — director · Polish · appointed 2022-02-18

### Beneficial owners (Persons with Significant Control)

- Mr Sebastian Matejek — 75–100% shares · individual PSC · Poland — since 2022-02-18

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/13925813
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13925813

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BAU UND ISOLIERUNG LTD**. Human view: https://whiteintel.dev/entity/247b9c19-f77d-5d1b-987d-28ce84db00a0 · Structured JSON: https://whiteintel.dev/api/public/dossier/247b9c19-f77d-5d1b-987d-28ce84db00a0._

_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"._