---
title: "Mārtiņš Tanne — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d634ab76-cdc0-5ce7-abcb-3f6d9b7cf89b
json: https://whiteintel.dev/api/public/dossier/d634ab76-cdc0-5ce7-abcb-3f6d9b7cf89b
jurisdiction: LV
source: WhiteIntel corporate-ownership graph
---

# Mārtiņš Tanne

**Type:** Person  
**Jurisdiction:** LV  
**Canonical dossier:** https://whiteintel.dev/entity/d634ab76-cdc0-5ce7-abcb-3f6d9b7cf89b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d634ab76-cdc0-5ce7-abcb-3f6d9b7cf89b  

## Ownership & control

### Holdings / subsidiaries

- **SIA YS MEDIA** (beneficial owner) — https://whiteintel.dev/entity/10cd1f70-99ca-510a-8f30-6448b46c3fcf
- **SIA SERPA Media Group** (beneficial owner) — https://whiteintel.dev/entity/1363d583-452f-516a-bc82-8685dea02a11
- **SIA "EAZYBE"** (beneficial owner) — https://whiteintel.dev/entity/69a01b0e-1eb6-52cd-a3f4-8b9589a15240

## Provenance

- latvia_ur — https://data.gov.lv/dati/dataset/4de9697f-850b-45ec-8bba-61fa09ce932f

## 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 **Mārtiņš Tanne** — https://whiteintel.dev/entity/d634ab76-cdc0-5ce7-abcb-3f6d9b7cf89b · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mārtiņš Tanne**. Human view: https://whiteintel.dev/entity/d634ab76-cdc0-5ce7-abcb-3f6d9b7cf89b · Structured JSON: https://whiteintel.dev/api/public/dossier/d634ab76-cdc0-5ce7-abcb-3f6d9b7cf89b._

_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"._