---
title: "Mr Marcin Calka — Ownership Dossier"
canonical: https://whiteintel.dev/entity/b437ccbd-fa30-59ed-8e3c-d0f503fdb72d
json: https://whiteintel.dev/api/public/dossier/b437ccbd-fa30-59ed-8e3c-d0f503fdb72d
identifier: oo-person:GB-COH-PER-14813043-B82xpu9mdTQDJwuk5SEcxGoYDVk
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Marcin Calka

**Type:** Person  
**Identifier:** `oo-person:GB-COH-PER-14813043-B82xpu9mdTQDJwuk5SEcxGoYDVk`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/b437ccbd-fa30-59ed-8e3c-d0f503fdb72d  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/b437ccbd-fa30-59ed-8e3c-d0f503fdb72d  

## Ownership & control

### Holdings / subsidiaries

- **AM PRIME PROPERTIES LTD** (beneficial owner) — 50% — https://whiteintel.dev/entity/35a9ec9a-3fbd-565f-b6b1-9713dd50515a

## Provenance

- OpenOwnership — https://www.openownership.org

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Marcin Calka**. Human view: https://whiteintel.dev/entity/b437ccbd-fa30-59ed-8e3c-d0f503fdb72d · Structured JSON: https://whiteintel.dev/api/public/dossier/b437ccbd-fa30-59ed-8e3c-d0f503fdb72d._

_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"._