---
title: "Sigrid Ruben — Ownership Dossier"
canonical: https://whiteintel.dev/entity/8d302a49-8b9e-53ab-bb26-ba09e2be335e
json: https://whiteintel.dev/api/public/dossier/8d302a49-8b9e-53ab-bb26-ba09e2be335e
jurisdiction: EE
source: WhiteIntel corporate-ownership graph
---

# Sigrid Ruben

**Type:** Person  
**Jurisdiction:** EE  
**Canonical dossier:** https://whiteintel.dev/entity/8d302a49-8b9e-53ab-bb26-ba09e2be335e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/8d302a49-8b9e-53ab-bb26-ba09e2be335e  

## Ownership & control

### Holdings / subsidiaries

- **Mittetulundusühing Koosloome** (Juhatuse liige) — https://whiteintel.dev/entity/9701ea45-d0b7-587d-ae92-b0301d57587b
- **Sepelin OÜ** (Juhatuse liige) — https://whiteintel.dev/entity/4e03c198-6925-512f-9f09-be95d2298561
- **Seppeliino OÜ** (Juhatuse liige) — https://whiteintel.dev/entity/50f998b8-7c98-5c6d-a3cc-676417aad611
- **Vana Talu villa OÜ** (Juhatuse liige) — https://whiteintel.dev/entity/d2d098f3-9ba9-5a5e-b2d4-35f5fbf908e0
- **Mittetulundusühing Koosloome** (beneficial owner) — https://whiteintel.dev/entity/9701ea45-d0b7-587d-ae92-b0301d57587b
- **Sepelin OÜ** (beneficial owner) — https://whiteintel.dev/entity/4e03c198-6925-512f-9f09-be95d2298561
- **Seppeliino OÜ** (beneficial owner) — https://whiteintel.dev/entity/50f998b8-7c98-5c6d-a3cc-676417aad611
- **Vana Talu villa OÜ** (beneficial owner) — https://whiteintel.dev/entity/d2d098f3-9ba9-5a5e-b2d4-35f5fbf908e0

## 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 **Sigrid Ruben** — https://whiteintel.dev/entity/8d302a49-8b9e-53ab-bb26-ba09e2be335e · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Sigrid Ruben**. Human view: https://whiteintel.dev/entity/8d302a49-8b9e-53ab-bb26-ba09e2be335e · Structured JSON: https://whiteintel.dev/api/public/dossier/8d302a49-8b9e-53ab-bb26-ba09e2be335e._

_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"._