---
title: "ATHENIAN HOLDING GROUP LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/7ae15835-e080-5206-8c98-7ea8de434146
json: https://whiteintel.dev/api/public/dossier/7ae15835-e080-5206-8c98-7ea8de434146
identifier: oo:GB-COH-13243076
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ATHENIAN HOLDING GROUP LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-13243076`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/7ae15835-e080-5206-8c98-7ea8de434146  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/7ae15835-e080-5206-8c98-7ea8de434146  

## Ownership & control

### Owners / controllers

- **Efthymia Kollia** (beneficial owner) — 50% — https://whiteintel.dev/entity/019f495b-5cb0-5e18-9bb4-6ca98ff258c1
- **Alexandros Matthaiou** (beneficial owner) — 50% — https://whiteintel.dev/entity/ab546fa2-78f5-53e9-b348-24af0e72c56a
- **Efthymia Kollia** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/715d1808-3a94-43df-8833-edfaf34f72e5
- **Alexandros Matthaiou** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/09b7a087-37b4-4185-a1c6-06aa4b1cf917

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

1. **Efthymia Kollia** — beneficial owner 50% → *ATHENIAN HOLDING GROUP LIMITED*
1. **Alexandros Matthaiou** — beneficial owner 50% → *ATHENIAN HOLDING GROUP LIMITED*
1. **Efthymia Kollia** — beneficial owner 37.5% → *ATHENIAN HOLDING GROUP LIMITED*
1. **Alexandros Matthaiou** — beneficial owner 37.5% → *ATHENIAN HOLDING GROUP LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `13243076`
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 2021-03-03
- **Registered office:** 178 SEVEN SISTERS ROAD, LONDON, N7 7PX
- **SIC:** 58190 - Other publishing activities, 70229 - Management consultancy activities other than financial management, 73110 - Advertising agencies, 85600 - Educational support services

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/13243076
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13243076

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ATHENIAN HOLDING GROUP LIMITED**. Human view: https://whiteintel.dev/entity/7ae15835-e080-5206-8c98-7ea8de434146 · Structured JSON: https://whiteintel.dev/api/public/dossier/7ae15835-e080-5206-8c98-7ea8de434146._

_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"._