---
title: "JCB MARINE LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2d7658db-1e54-5baa-8446-e78f4d5a512b
json: https://whiteintel.dev/api/public/dossier/2d7658db-1e54-5baa-8446-e78f4d5a512b
identifier: oo:GB-COH-11278568
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# JCB MARINE LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-11278568`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/2d7658db-1e54-5baa-8446-e78f4d5a512b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2d7658db-1e54-5baa-8446-e78f4d5a512b  

## Ownership & control

### Owners / controllers

- **Mr Jonathan Charles Brown** (beneficial owner) — 50% — https://whiteintel.dev/entity/fc1d6736-fc35-57a1-80ce-f85cea0a59d6
- **Mrs Florence Brown** (beneficial owner) — 50% — https://whiteintel.dev/entity/a238c12a-1427-5d6c-bafc-ae8cf9b8da6d
- **Mrs Florence Brown** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/15c15f72-662d-47b6-9c10-546a7047fc79
- **Mr Jonathan Charles Brown** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/0f589039-6a9f-4489-bbc7-fece911ddefc

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

1. **Mr Jonathan Charles Brown** — beneficial owner 50% → *JCB MARINE LTD*
1. **Mrs Florence Brown** — beneficial owner 50% → *JCB MARINE LTD*
1. **Mrs Florence Brown** — beneficial owner 37.5% → *JCB MARINE LTD*
1. **Mr Jonathan Charles Brown** — beneficial owner 37.5% → *JCB MARINE LTD*

## Company profile (live · UK Companies House)

- **Company number:** `11278568`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2018-03-27
- **Registered office:** 23 Carvers Court, Brotton, Cleveland, TS12 2XN, England
- **SIC:** 68209

### Officers

- BROWN, Florence — director · French · appointed 2018-03-27
- BROWN, Jonathan Charles — director · British · appointed 2018-03-27

### Beneficial owners (Persons with Significant Control)

- Mr Jonathan Charles Brown — 25–50% shares · individual PSC · England — since 2018-03-27
- Mrs Florence Brown — 25–50% shares · individual PSC · England — since 2018-03-27

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/11278568
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/11278568

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **JCB MARINE LTD**. Human view: https://whiteintel.dev/entity/2d7658db-1e54-5baa-8446-e78f4d5a512b · Structured JSON: https://whiteintel.dev/api/public/dossier/2d7658db-1e54-5baa-8446-e78f4d5a512b._

_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"._