---
title: "Jaan Masso — Ownership Dossier"
canonical: https://whiteintel.dev/entity/5b709012-1fbf-51f0-b990-240a3ebf009a
json: https://whiteintel.dev/api/public/dossier/5b709012-1fbf-51f0-b990-240a3ebf009a
jurisdiction: EE
source: WhiteIntel corporate-ownership graph
---

# Jaan Masso

**Type:** Person  
**Jurisdiction:** EE  
**Canonical dossier:** https://whiteintel.dev/entity/5b709012-1fbf-51f0-b990-240a3ebf009a  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/5b709012-1fbf-51f0-b990-240a3ebf009a  

## Ownership & control

### Holdings / subsidiaries

- **Hooneühistu Tähtvere Garaažid** (Juhatuse liige) — https://whiteintel.dev/entity/2c2d3621-242d-58be-b2e9-40f08de76d97
- **mittetulundusühing Tartu Üliõpilassegakoor** (Juhatuse liige) — https://whiteintel.dev/entity/c5c9f329-3761-593b-b74c-3e0a9058e574
- **mittetulundusühing Tartu Üliõpilassegakoor** (beneficial owner) — https://whiteintel.dev/entity/c5c9f329-3761-593b-b74c-3e0a9058e574

## 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 **Jaan Masso** — https://whiteintel.dev/entity/5b709012-1fbf-51f0-b990-240a3ebf009a · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Jaan Masso**. Human view: https://whiteintel.dev/entity/5b709012-1fbf-51f0-b990-240a3ebf009a · Structured JSON: https://whiteintel.dev/api/public/dossier/5b709012-1fbf-51f0-b990-240a3ebf009a._

_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"._