---
title: "J A  HEATING & PLUMBING LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/246bf4ff-42a6-54e2-84dd-0edba31d4da2
json: https://whiteintel.dev/api/public/dossier/246bf4ff-42a6-54e2-84dd-0edba31d4da2
identifier: oo:GB-COH-07583331
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# J A  HEATING & PLUMBING LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-07583331`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/246bf4ff-42a6-54e2-84dd-0edba31d4da2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/246bf4ff-42a6-54e2-84dd-0edba31d4da2  

## Ownership & control

### Owners / controllers

- **Mr Michael Griffin** (beneficial owner) — 100% — https://whiteintel.dev/entity/346e096c-a6c1-52c7-8ca2-87ce5dd5c33c
- **John Andrew Ardern** (beneficial owner) — 100% — https://whiteintel.dev/entity/3ce35458-57d0-5def-b9ec-5ecae8a5fb5b
- **John Andrew Ardern** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/7c6ce6bb-1a67-47c8-a9c8-38dc002d1254
- **Mr Michael Griffin** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/2b798604-272d-465a-af9a-2acf34c81e5f

### 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:** `07583331`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2011-03-29
- **Registered office:** 153 Church Hill Road Church Hill Road, East Barnet, Barnet, EN4 8PQ, England
- **SIC:** 43220

### Officers

- GRIFFIN, Michael — director · Irish · appointed 2019-06-06
- ARDERN, John Andrew — director · British · appointed 2011-03-29 · resigned 2019-06-06
- KAHAN, Barbara — director · British · appointed 2011-03-29 · resigned 2011-03-29

### Beneficial owners (Persons with Significant Control)

- Mr Michael Griffin — 75–100% shares · individual PSC · England — since 2019-06-06
- John Andrew Ardern — 75–100% shares · individual PSC · England — ceased 2019-06-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/07583331
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/07583331

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **J A  HEATING & PLUMBING LIMITED**. Human view: https://whiteintel.dev/entity/246bf4ff-42a6-54e2-84dd-0edba31d4da2 · Structured JSON: https://whiteintel.dev/api/public/dossier/246bf4ff-42a6-54e2-84dd-0edba31d4da2._

_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"._