---
title: "GS MANN PLUMBING & HEATING LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/791db6de-9625-5d5e-a5ff-616c101de47f
json: https://whiteintel.dev/api/public/dossier/791db6de-9625-5d5e-a5ff-616c101de47f
identifier: oo:GB-COH-01051912
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# GS MANN PLUMBING & HEATING LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-01051912`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/791db6de-9625-5d5e-a5ff-616c101de47f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/791db6de-9625-5d5e-a5ff-616c101de47f  

## Ownership & control

### Owners / controllers

- **Graham Stuart Mann** (beneficial owner) — 100% — https://whiteintel.dev/entity/2ebac3f7-2e1c-53b5-adaa-1dc7c392f1fa
- **Graham Stuart Mann** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/b871080e-511a-4001-bd3b-830a4e1e2c8a

### 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:** `01051912`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1972-04-27
- **Registered office:** Lancaster House, 87 Yarmouth Road, Norwich, Norfolk, NR7 0HF
- **SIC:** 43220

### Officers

- MANN, Graham Stuart — director · British · appointed 2003-11-01
- MANN, Margery Eileen — secretary · British · resigned 2012-06-14
- MANN, Grenville — director · British · resigned 2004-12-16
- MANN, Margery Eileen — director · British · resigned 2012-06-14

### Beneficial owners (Persons with Significant Control)

- Graham Stuart Mann — 75–100% shares · individual PSC · United Kingdom — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/01051912
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/01051912

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **GS MANN PLUMBING & HEATING LIMITED** — https://whiteintel.dev/entity/791db6de-9625-5d5e-a5ff-616c101de47f · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **GS MANN PLUMBING & HEATING LIMITED**. Human view: https://whiteintel.dev/entity/791db6de-9625-5d5e-a5ff-616c101de47f · Structured JSON: https://whiteintel.dev/api/public/dossier/791db6de-9625-5d5e-a5ff-616c101de47f._

_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"._