---
title: "BD QUARTZ LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c3d4f306-e0a0-5efe-bef3-5b8f46435711
json: https://whiteintel.dev/api/public/dossier/c3d4f306-e0a0-5efe-bef3-5b8f46435711
identifier: oo:GB-COH-13008058
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BD QUARTZ LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-13008058`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/c3d4f306-e0a0-5efe-bef3-5b8f46435711  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c3d4f306-e0a0-5efe-bef3-5b8f46435711  

## Ownership & control

### Owners / controllers

- **Mr Nicholas Joseph Barnett** (beneficial owner) — 100% — https://whiteintel.dev/entity/fd275e16-f9c3-5ffa-95f8-9e0fb71f2720
- **Mr Nicholas Joseph Barnett** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/3ca055e9-6ae0-43a9-9d17-09e98ef07a5c
- **Mr Christopher Mark Brown** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/42d114fd-30c9-4375-b83b-cf3937e5f3dd

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

A **3-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:** `13008058`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2020-11-10
- **Registered office:** Hillgrove House Chew Hill, Chew Magna, Bristol, BS40 8SB, England
- **SIC:** 41100

### Officers

- BROWN, Christopher Mark — director · British · appointed 2024-11-15
- BARNETT, Nicholas Joseph — director · Irish · appointed 2020-11-10 · resigned 2025-03-03

### Beneficial owners (Persons with Significant Control)

- Mr Christopher Mark Brown — 75–100% shares · individual PSC · England — since 2025-12-02
- Mr Nicholas Joseph Barnett — 75–100% shares · individual PSC · United Kingdom — ceased 2025-12-02

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/13008058
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13008058

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BD QUARTZ LTD**. Human view: https://whiteintel.dev/entity/c3d4f306-e0a0-5efe-bef3-5b8f46435711 · Structured JSON: https://whiteintel.dev/api/public/dossier/c3d4f306-e0a0-5efe-bef3-5b8f46435711._

_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"._