---
title: "JAC WELDING SERVICES LTD. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/9cf3841b-37e1-52eb-aff8-b6ba8fbabe0f
json: https://whiteintel.dev/api/public/dossier/9cf3841b-37e1-52eb-aff8-b6ba8fbabe0f
identifier: oo:GB-COH-08639430
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# JAC WELDING SERVICES LTD.

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-08639430`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/9cf3841b-37e1-52eb-aff8-b6ba8fbabe0f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/9cf3841b-37e1-52eb-aff8-b6ba8fbabe0f  

## Ownership & control

### Owners / controllers

- **Mr Jack Alan Cornthwaite** (beneficial owner) — 100% — https://whiteintel.dev/entity/e2b72391-ea34-51ca-b9ab-185619730dee
- **Mr Jack Alan Cornthwaite** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/fd26b785-bc6b-4ed4-944e-748272393f63

### 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:** `08639430`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2013-08-06
- **Registered office:** 316 Lower Luton Road, Wheathampstead, St. Albans, AL4 8HT, England
- **SIC:** 71129

## Financials (Companies House accounts)

| Figure | 2025-08-31 |
|---|---:|
| Net assets | £31,425 |
| Shareholder funds | £31,425 |
| Fixed assets | £199 |
| Current assets | £93,386 |
| Employees | 0 |

_Latest filed period. Full 2-year history unlocks with a paid dossier — https://whiteintel.dev/pricing. As filed at Companies House._

### Officers

- CORNTHWAITE, Jack Alan — director · British · appointed 2013-08-06

### Beneficial owners (Persons with Significant Control)

- Mr Jack Alan Cornthwaite — 75–100% shares · individual PSC · England — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/08639430
- companies_house_accounts — https://find-and-update.company-information.service.gov.uk/company/08639430/filing-history
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/08639430

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **JAC WELDING SERVICES LTD.**. Human view: https://whiteintel.dev/entity/9cf3841b-37e1-52eb-aff8-b6ba8fbabe0f · Structured JSON: https://whiteintel.dev/api/public/dossier/9cf3841b-37e1-52eb-aff8-b6ba8fbabe0f._

_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"._