---
title: "MARIO ANTONIO MARTINEZ FILHO — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d051b2bf-2b9f-5f13-85bf-1e601271a861
json: https://whiteintel.dev/api/public/dossier/d051b2bf-2b9f-5f13-85bf-1e601271a861
jurisdiction: BR
source: WhiteIntel corporate-ownership graph
---

# MARIO ANTONIO MARTINEZ FILHO

**Type:** Person  
**Jurisdiction:** [BR](https://whiteintel.dev/jurisdictions/br)  
**Canonical dossier:** https://whiteintel.dev/entity/d051b2bf-2b9f-5f13-85bf-1e601271a861  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d051b2bf-2b9f-5f13-85bf-1e601271a861  

## Ownership & control

### Holdings / subsidiaries

- **WOMEN'S HEALTH ATIVIDADES HOSPITALARES E AMBULATORIAIS LTDA** (owner) — https://whiteintel.dev/entity/c2648f26-23e6-5fdd-9181-ed15fc5dd12c
- **CLINICA MEDICA M. MARTINEZ LTDA** (owner) — https://whiteintel.dev/entity/2eae6193-adf7-54db-a7d7-df365ee11016
- **CARE CLINIC SERVICOS MEDICOS LTDA** (owner) — https://whiteintel.dev/entity/72f552c0-fc56-5819-87a1-f16a2109e7d5

## Provenance

- rfb_cnpj — https://casadosdados.com.br/solucao/cnpj/15504503

## 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 **MARIO ANTONIO MARTINEZ FILHO** — https://whiteintel.dev/entity/d051b2bf-2b9f-5f13-85bf-1e601271a861 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MARIO ANTONIO MARTINEZ FILHO**. Human view: https://whiteintel.dev/entity/d051b2bf-2b9f-5f13-85bf-1e601271a861 · Structured JSON: https://whiteintel.dev/api/public/dossier/d051b2bf-2b9f-5f13-85bf-1e601271a861._

_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"._