---
title: "ARP ENGINEERS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/f5cb62f0-28ef-5bba-b85a-e1b4d8f1ad68
json: https://whiteintel.dev/api/public/dossier/f5cb62f0-28ef-5bba-b85a-e1b4d8f1ad68
identifier: oo:GB-COH-05276171
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ARP ENGINEERS LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-05276171`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/f5cb62f0-28ef-5bba-b85a-e1b4d8f1ad68  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/f5cb62f0-28ef-5bba-b85a-e1b4d8f1ad68  

## Ownership & control

### Owners / controllers

- **Mrs Lisa Anne O'Brien-Ewart** (beneficial owner) — 50% — https://whiteintel.dev/entity/0953e089-90be-5b75-adca-2aadaf803d27
- **Mr Alexander Ian Nelson Ewart** (beneficial owner) — 75% — https://whiteintel.dev/entity/eae1f7e2-fb8a-50da-a7e5-1cc81fd36fd7
- **Mr Alexander Ian Nelson Ewart** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/f64b6712-79ad-46a5-ae5a-950142f0287e
- **Mrs Lisa Anne O'Brien-Ewart** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/5ac9e2a2-d343-4267-a138-5ad3d820f5c6

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

1. **Mrs Lisa Anne O'Brien-Ewart** — beneficial owner 50% → *ARP ENGINEERS LIMITED*
1. **Mr Alexander Ian Nelson Ewart** — beneficial owner 75% → *ARP ENGINEERS LIMITED*
1. **Mr Alexander Ian Nelson Ewart** — beneficial owner 62.5% → *ARP ENGINEERS LIMITED*
1. **Mrs Lisa Anne O'Brien-Ewart** — beneficial owner 37.5% → *ARP ENGINEERS LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `05276171`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2004-11-02
- **Registered office:** Tagus House, 9 Ocean Way, Southampton, Hampshire, SO14 3TJ, United Kingdom
- **SIC:** 41201

### Officers

- O'BRIEN EWART, Lisa Anne — secretary · British · appointed 2004-12-31
- EWART, Alexander Ian Nelson — director · British · appointed 2004-12-31
- EWART, Alexander Ian Nelson — secretary · British · appointed 2004-12-13 · resigned 2004-12-31
- O'BRIEN EWART, Lisa Anne — secretary · British · appointed 2004-11-02 · resigned 2004-12-13
- SAME-DAY COMPANY SERVICES LIMITED — corporate nominee secretary · appointed 2004-11-02 · resigned 2004-11-02
- EWART, Alexander Ian Nelson — director · British · appointed 2004-11-02 · resigned 2004-12-13
- O'BRIEN EWART, Lisa Anne — director · British · appointed 2004-12-13 · resigned 2004-12-31
- WILDMAN & BATTELL LIMITED — corporate nominee director · appointed 2004-11-02 · resigned 2004-11-02

### Beneficial owners (Persons with Significant Control)

- Mr Alexander Ian Nelson Ewart — 50–75% shares · individual PSC · England — since 2016-04-06
- Mrs Lisa Anne O'Brien-Ewart — 25–50% shares · individual PSC · England — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/05276171
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/05276171

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ARP ENGINEERS LIMITED**. Human view: https://whiteintel.dev/entity/f5cb62f0-28ef-5bba-b85a-e1b4d8f1ad68 · Structured JSON: https://whiteintel.dev/api/public/dossier/f5cb62f0-28ef-5bba-b85a-e1b4d8f1ad68._

_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"._