---
title: "DRUMUILLIE LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/35af818d-4bbb-5dca-a8aa-c2e0ca12183b
json: https://whiteintel.dev/api/public/dossier/35af818d-4bbb-5dca-a8aa-c2e0ca12183b
identifier: oo:GB-COH-SC583417
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# DRUMUILLIE LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-SC583417`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/35af818d-4bbb-5dca-a8aa-c2e0ca12183b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/35af818d-4bbb-5dca-a8aa-c2e0ca12183b  

## Ownership & control

### Owners / controllers

- **Mr John Graham Dean Hart** (beneficial owner) — 50% — https://whiteintel.dev/entity/396dfb53-ea21-53b8-b607-7f6eb30bdb59
- **Ms Olga Vladimirovna Dean Hart** (beneficial owner) — 50% — https://whiteintel.dev/entity/13d19d72-bb7d-5698-ad26-852eada515e6
- **Mr John Graham Dean Hart** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/14e2b643-f602-4a24-95a4-fabd58479a8a
- **Ms Olga Vladimirovna Dean Hart** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/60e24956-5af1-45c4-a9a3-84b1a43f7266

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

A **4-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

## Company profile (live · UK Companies House)

- **Company number:** `SC583417`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2017-12-08
- **Registered office:** Robertson House, Shore Street, Inverness, Highland, IV1 1NF, Scotland
- **SIC:** 41100

### Officers

- DEAN HART, John Graham — director · British · appointed 2017-12-08
- DEAN HART, Olga Vladimirovna — director · Russian · appointed 2017-12-08

### Beneficial owners (Persons with Significant Control)

- Mr John Graham Dean Hart — 25–50% shares · individual PSC · United Kingdom — since 2017-12-08
- Ms Olga Vladimirovna Dean Hart — 25–50% shares · individual PSC · United Kingdom — since 2017-12-08

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/SC583417
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/SC583417

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **DRUMUILLIE LIMITED**. Human view: https://whiteintel.dev/entity/35af818d-4bbb-5dca-a8aa-c2e0ca12183b · Structured JSON: https://whiteintel.dev/api/public/dossier/35af818d-4bbb-5dca-a8aa-c2e0ca12183b._

_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"._