---
title: "Madis Karelson — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c22bcbb2-b694-5685-9e95-88fb8553eb47
json: https://whiteintel.dev/api/public/dossier/c22bcbb2-b694-5685-9e95-88fb8553eb47
jurisdiction: EE
source: WhiteIntel corporate-ownership graph
---

# Madis Karelson

**Type:** Person  
**Jurisdiction:** EE  
**Canonical dossier:** https://whiteintel.dev/entity/c22bcbb2-b694-5685-9e95-88fb8553eb47  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c22bcbb2-b694-5685-9e95-88fb8553eb47  

## Ownership & control

### Holdings / subsidiaries

- **MTÜ Tartu Kunstimuuseumi Sõprade Klubi** (Juhatuse liige) — https://whiteintel.dev/entity/75472346-64da-5b71-9bb6-8f1e27471731
- **Osaühing Baltic Trailer Rental** (Juhatuse liige) — https://whiteintel.dev/entity/99d6fb2f-0490-5cdb-8984-6af0ea92eb56
- **OÜ Ontario** (Juhatuse liige) — https://whiteintel.dev/entity/6ce13bf0-7757-5dc5-a345-265a3312564c
- **MTÜ Tartu Kunstimuuseumi Sõprade Klubi** (beneficial owner) — https://whiteintel.dev/entity/75472346-64da-5b71-9bb6-8f1e27471731
- **Osaühing Baltic Trailer Rental** (beneficial owner) — https://whiteintel.dev/entity/99d6fb2f-0490-5cdb-8984-6af0ea92eb56
- **OÜ Ontario** (beneficial owner) — https://whiteintel.dev/entity/6ce13bf0-7757-5dc5-a345-265a3312564c

## 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 **Madis Karelson** — https://whiteintel.dev/entity/c22bcbb2-b694-5685-9e95-88fb8553eb47 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Madis Karelson**. Human view: https://whiteintel.dev/entity/c22bcbb2-b694-5685-9e95-88fb8553eb47 · Structured JSON: https://whiteintel.dev/api/public/dossier/c22bcbb2-b694-5685-9e95-88fb8553eb47._

_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"._