---
title: "CAERNARFON ENGINEERING SERVICES LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/9ef879ba-0e02-5bbf-ad88-2551555dca8a
json: https://whiteintel.dev/api/public/dossier/9ef879ba-0e02-5bbf-ad88-2551555dca8a
identifier: oo:GB-COH-13174141
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# CAERNARFON ENGINEERING SERVICES LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-13174141`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/9ef879ba-0e02-5bbf-ad88-2551555dca8a  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/9ef879ba-0e02-5bbf-ad88-2551555dca8a  

## Ownership & control

### Owners / controllers

- **Mr Harold Middleton** (beneficial owner) — 50% — https://whiteintel.dev/entity/bfef85d3-d195-5c75-944c-c224d4db0ff8
- **Mr Harold Middleton** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/618705ad-86f3-4ec8-84bf-40594b55880e

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

A **2-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:** `13174141`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2021-02-02
- **Registered office:** Castle Boat Yard, Coed Helen Road, Caernarfon, Gwynedd, LL54 5RS, United Kingdom
- **SIC:** 28990

### Officers

- MIDDLETON, Harold — director · British · appointed 2021-02-02
- MIDDLETON, Karen — secretary · appointed 2021-02-02 · resigned 2026-01-26
- MIDDLETON, Karen — director · Welsh · appointed 2023-07-26 · resigned 2026-01-26

### Beneficial owners (Persons with Significant Control)

- Mr Harold Middleton — 25–50% shares · individual PSC · United Kingdom — since 2021-02-02

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13174141
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/13174141

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **CAERNARFON ENGINEERING SERVICES LTD**. Human view: https://whiteintel.dev/entity/9ef879ba-0e02-5bbf-ad88-2551555dca8a · Structured JSON: https://whiteintel.dev/api/public/dossier/9ef879ba-0e02-5bbf-ad88-2551555dca8a._

_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"._