---
title: "Katarzyna Antonina Markiewicz — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3dc71fd2-433f-4bdf-918e-6ad3bcd2f558
json: https://whiteintel.dev/api/public/dossier/3dc71fd2-433f-4bdf-918e-6ad3bcd2f558
identifier: psc:g0nmGgMObnr9kXMCUZjSzr42t40
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Katarzyna Antonina Markiewicz

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:g0nmGgMObnr9kXMCUZjSzr42t40`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3dc71fd2-433f-4bdf-918e-6ad3bcd2f558  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3dc71fd2-433f-4bdf-918e-6ad3bcd2f558  

## Ownership & control

### Holdings / subsidiaries

- **WADERA LTD** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/4b53a518-9662-5e09-aa3f-94b653bdc982

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Katarzyna Antonina Markiewicz**. Human view: https://whiteintel.dev/entity/3dc71fd2-433f-4bdf-918e-6ad3bcd2f558 · Structured JSON: https://whiteintel.dev/api/public/dossier/3dc71fd2-433f-4bdf-918e-6ad3bcd2f558._

_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"._