---
title: "ATRINA DRILLING LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ef4bc846-937c-5f58-830e-455fefaf712e
json: https://whiteintel.dev/api/public/dossier/ef4bc846-937c-5f58-830e-455fefaf712e
identifier: oo:GB-COH-08818794
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ATRINA DRILLING LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-08818794`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ef4bc846-937c-5f58-830e-455fefaf712e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ef4bc846-937c-5f58-830e-455fefaf712e  

## Ownership & control

### Owners / controllers

- **Mrs Fiona Mckenna** (beneficial owner) — 50% — https://whiteintel.dev/entity/8ae9184b-48ff-55d0-bc85-147d3c34e2ff
- **Mr David Mckenna** (beneficial owner) — 50% — https://whiteintel.dev/entity/0f1fad51-2237-5537-aa54-bfe79d92d1d3
- **Mrs Fiona Mckenna** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/fafe4683-e93f-48d3-8020-2f46f1fee512
- **Mr David Mckenna** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/e1374565-1ea8-42c5-b67d-6d950fe53181

### 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:** `08818794`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2013-12-18
- **Registered office:** Suite 17 Hattersley Court, The Hattersley Centre, Ormskirk, L39 2AY, England
- **SIC:** 06100

### Officers

- MCKENNA, David — director · British · appointed 2013-12-18
- MCKENNA, Fiona — director · British · appointed 2014-12-18 · resigned 2014-12-18

### Beneficial owners (Persons with Significant Control)

- Mrs Fiona Mckenna — 25–50% shares · individual PSC · United Kingdom — since 2016-04-06
- Mr David Mckenna — 25–50% shares · individual PSC · United Kingdom — since 2016-04-06

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/08818794
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/08818794

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ATRINA DRILLING LIMITED**. Human view: https://whiteintel.dev/entity/ef4bc846-937c-5f58-830e-455fefaf712e · Structured JSON: https://whiteintel.dev/api/public/dossier/ef4bc846-937c-5f58-830e-455fefaf712e._

_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"._