---
title: "HEIKKI JUHANI DENNERSTROM — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2c853d97-b45e-58e0-a6e5-5cb0b5071a22
json: https://whiteintel.dev/api/public/dossier/2c853d97-b45e-58e0-a6e5-5cb0b5071a22
identifier: icij:icijol-56066832
jurisdiction: SE
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# HEIKKI JUHANI DENNERSTROM

**Type:** Organization  
**Jurisdiction:** SE  
**Identifier:** `icij:icijol-56066832`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/2c853d97-b45e-58e0-a6e5-5cb0b5071a22  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2c853d97-b45e-58e0-a6e5-5cb0b5071a22  

## Ownership & control

### Holdings / subsidiaries

- **POLE STAR HOLDINGS LIMITED** (director of) — https://whiteintel.dev/entity/242b6ad3-c558-5d12-a66a-67cc438310d7
- **POLE STAR HOLDINGS LIMITED** (legal representative of) — https://whiteintel.dev/entity/242b6ad3-c558-5d12-a66a-67cc438310d7
- **POLE STAR HOLDINGS LIMITED** (shareholder of) — https://whiteintel.dev/entity/242b6ad3-c558-5d12-a66a-67cc438310d7
- **SIGMA ENTERPRISES LIMITED** (director of) — https://whiteintel.dev/entity/5f0e18fb-ca5a-57ff-a18f-ba5ec53e2ca8
- **SIGMA ENTERPRISES LIMITED** (legal representative of) — https://whiteintel.dev/entity/5f0e18fb-ca5a-57ff-a18f-ba5ec53e2ca8
- **SIGMA ENTERPRISES LIMITED** (shareholder of) — https://whiteintel.dev/entity/5f0e18fb-ca5a-57ff-a18f-ba5ec53e2ca8

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/56066832

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **HEIKKI JUHANI DENNERSTROM** — https://whiteintel.dev/entity/2c853d97-b45e-58e0-a6e5-5cb0b5071a22 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HEIKKI JUHANI DENNERSTROM**. Human view: https://whiteintel.dev/entity/2c853d97-b45e-58e0-a6e5-5cb0b5071a22 · Structured JSON: https://whiteintel.dev/api/public/dossier/2c853d97-b45e-58e0-a6e5-5cb0b5071a22._

_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"._