---
title: "QUANTUM SYSTEMS GROUP CORP — Ownership Dossier"
canonical: https://whiteintel.dev/entity/4a010a18-e890-516d-8b8a-c8d3c296a157
json: https://whiteintel.dev/api/public/dossier/4a010a18-e890-516d-8b8a-c8d3c296a157
identifier: icij:icijol-204865
jurisdiction: RU
risk: Low
source: WhiteIntel corporate-ownership graph
---

# QUANTUM SYSTEMS GROUP CORP

**Type:** Company  
**Jurisdiction:** RU  
**Identifier:** `icij:icijol-204865`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/4a010a18-e890-516d-8b8a-c8d3c296a157  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/4a010a18-e890-516d-8b8a-c8d3c296a157  

## Ownership & control

### Owners / controllers

- **Gaetanne Antat** (director of) — https://whiteintel.dev/entity/1e9c4c32-f3a3-5c93-b349-53b56ae51a56

### UBO chain (walk to the ultimate owner)

1. **Gaetanne Antat** — director of → *QUANTUM SYSTEMS GROUP CORP*

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/204865

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **QUANTUM SYSTEMS GROUP CORP**. Human view: https://whiteintel.dev/entity/4a010a18-e890-516d-8b8a-c8d3c296a157 · Structured JSON: https://whiteintel.dev/api/public/dossier/4a010a18-e890-516d-8b8a-c8d3c296a157._

_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"._