---
title: "Martha-Beryl Grauberg — Ownership Dossier"
canonical: https://whiteintel.dev/entity/62c27d80-cb10-550a-b065-a026b99045d2
json: https://whiteintel.dev/api/public/dossier/62c27d80-cb10-550a-b065-a026b99045d2
jurisdiction: EE
source: WhiteIntel corporate-ownership graph
---

# Martha-Beryl Grauberg

**Type:** Person  
**Jurisdiction:** EE  
**Canonical dossier:** https://whiteintel.dev/entity/62c27d80-cb10-550a-b065-a026b99045d2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/62c27d80-cb10-550a-b065-a026b99045d2  

## Ownership & control

### Holdings / subsidiaries

- **Angervaks Meedia OÜ** (Juhatuse liige) — https://whiteintel.dev/entity/dbdc8833-2459-50a8-ade8-4e3878926479
- **Mittetulundusühing Muusikastuudio Sirjelind** (Juhatuse liige) — https://whiteintel.dev/entity/7f602375-ae6c-5848-af0c-d9c68f5c98b7
- **Paide linn, Väike-Aia tn 30 korteriühistu** (Juhatuse liige) — https://whiteintel.dev/entity/89b19df3-4b15-54bc-bf77-cdb08fc7d9b3
- **Angervaks Meedia OÜ** (beneficial owner) — https://whiteintel.dev/entity/dbdc8833-2459-50a8-ade8-4e3878926479
- **Mittetulundusühing Muusikastuudio Sirjelind** (beneficial owner) — https://whiteintel.dev/entity/7f602375-ae6c-5848-af0c-d9c68f5c98b7

## 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 **Martha-Beryl Grauberg** — https://whiteintel.dev/entity/62c27d80-cb10-550a-b065-a026b99045d2 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Martha-Beryl Grauberg**. Human view: https://whiteintel.dev/entity/62c27d80-cb10-550a-b065-a026b99045d2 · Structured JSON: https://whiteintel.dev/api/public/dossier/62c27d80-cb10-550a-b065-a026b99045d2._

_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"._