---
title: "Mr Jan Adam Koszelnik — Ownership Dossier"
canonical: https://whiteintel.dev/entity/7589307f-e992-42ee-9487-ace2cf072607
json: https://whiteintel.dev/api/public/dossier/7589307f-e992-42ee-9487-ace2cf072607
identifier: psc:GBypjNGs52waonwKUYb4Dv7ajvI
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Jan Adam Koszelnik

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:GBypjNGs52waonwKUYb4Dv7ajvI`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/7589307f-e992-42ee-9487-ace2cf072607  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/7589307f-e992-42ee-9487-ace2cf072607  

## Ownership & control

### Holdings / subsidiaries

- **J BUILD LTD** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/93d9c75d-7197-529e-bdfb-28c1835e86db

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Jan Adam Koszelnik**. Human view: https://whiteintel.dev/entity/7589307f-e992-42ee-9487-ace2cf072607 · Structured JSON: https://whiteintel.dev/api/public/dossier/7589307f-e992-42ee-9487-ace2cf072607._

_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"._