---
title: "Mr Sebastian Robert Stepniewski — Ownership Dossier"
canonical: https://whiteintel.dev/entity/dc751bd3-7e23-557c-ae30-24c8f6f6effd
json: https://whiteintel.dev/api/public/dossier/dc751bd3-7e23-557c-ae30-24c8f6f6effd
identifier: oo-person:GB-COH-PER-09745343-UfYx1vH_SxWXCPjZ6Y8CX3wOnYs
jurisdiction: PL
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Sebastian Robert Stepniewski

**Type:** Person  
**Jurisdiction:** PL  
**Identifier:** `oo-person:GB-COH-PER-09745343-UfYx1vH_SxWXCPjZ6Y8CX3wOnYs`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/dc751bd3-7e23-557c-ae30-24c8f6f6effd  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/dc751bd3-7e23-557c-ae30-24c8f6f6effd  

## Ownership & control

### Holdings / subsidiaries

- **SEBROK CONSTRUCTION LTD** (beneficial owner) — 50% — https://whiteintel.dev/entity/e60b0878-78a4-51ae-b1e7-da7eb9e1b003

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Sebastian Robert Stepniewski**. Human view: https://whiteintel.dev/entity/dc751bd3-7e23-557c-ae30-24c8f6f6effd · Structured JSON: https://whiteintel.dev/api/public/dossier/dc751bd3-7e23-557c-ae30-24c8f6f6effd._

_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"._