---
title: "Kai Siinmaa — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3149a4e5-7d60-5156-8f32-b4aa504247b9
json: https://whiteintel.dev/api/public/dossier/3149a4e5-7d60-5156-8f32-b4aa504247b9
jurisdiction: EE
source: WhiteIntel corporate-ownership graph
---

# Kai Siinmaa

**Type:** Person  
**Jurisdiction:** EE  
**Canonical dossier:** https://whiteintel.dev/entity/3149a4e5-7d60-5156-8f32-b4aa504247b9  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3149a4e5-7d60-5156-8f32-b4aa504247b9  

## Ownership & control

### Holdings / subsidiaries

- **Baltic HC Solutions OÜ** (Juhatuse liige) — https://whiteintel.dev/entity/fe38f1a9-5e7b-5ce6-a76c-fa6782434d86
- **Interface OÜ** (Juhatuse liige) — https://whiteintel.dev/entity/2f74d56b-dae0-5240-9110-1e6d0990f147
- **Viimsi Lahe Rotary Klubi** (Juhatuse liige) — https://whiteintel.dev/entity/1a14892b-4b57-5aed-8d42-ea2165d26b84
- **Baltic HC Solutions OÜ** (beneficial owner) — https://whiteintel.dev/entity/fe38f1a9-5e7b-5ce6-a76c-fa6782434d86
- **HoneyMedical OÜ** (beneficial owner) — https://whiteintel.dev/entity/edf77914-9099-5001-aa57-0bd59d0e1d71
- **Interface OÜ** (beneficial owner) — https://whiteintel.dev/entity/2f74d56b-dae0-5240-9110-1e6d0990f147
- **S5 Invest OÜ** (beneficial owner) — https://whiteintel.dev/entity/dfca9c5c-69c6-5de5-825b-788c2a0ef38d
- **Viimsi Lahe Rotary Klubi** (beneficial owner) — https://whiteintel.dev/entity/1a14892b-4b57-5aed-8d42-ea2165d26b84

## Provenance

- estonia_ariregister — https://avaandmed.ariregister.rik.ee/

## 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 **Kai Siinmaa** — https://whiteintel.dev/entity/3149a4e5-7d60-5156-8f32-b4aa504247b9 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Kai Siinmaa**. Human view: https://whiteintel.dev/entity/3149a4e5-7d60-5156-8f32-b4aa504247b9 · Structured JSON: https://whiteintel.dev/api/public/dossier/3149a4e5-7d60-5156-8f32-b4aa504247b9._

_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"._