---
title: "OSTIUM COMPLIANCE LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ba2e97fa-e311-5a31-be4f-815d54962417
json: https://whiteintel.dev/api/public/dossier/ba2e97fa-e311-5a31-be4f-815d54962417
identifier: oo:GB-COH-13732441
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# OSTIUM COMPLIANCE LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-13732441`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ba2e97fa-e311-5a31-be4f-815d54962417  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ba2e97fa-e311-5a31-be4f-815d54962417  

## Ownership & control

### Owners / controllers

- **Mr Darren John Black** (beneficial owner) — 100% — https://whiteintel.dev/entity/2c4745de-2159-5656-80e0-9cebab79e4c1
- **Mrs Zoe Elizabeth Westenweller Black** (beneficial owner) — 50% — https://whiteintel.dev/entity/a8184b17-7fbe-536d-b5d8-0805affc269a
- **Mr Darren John Black** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/3b9ae5c1-7f81-45c2-8f01-fa7991a116a5
- **Mrs Zoe Elizabeth Westenweller Black** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/a7c04f75-c0b8-4187-944b-505d40412b67

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

1. **Mr Darren John Black** — beneficial owner 100% → *OSTIUM COMPLIANCE LIMITED*
1. **Mrs Zoe Elizabeth Westenweller Black** — beneficial owner 50% → *OSTIUM COMPLIANCE LIMITED*
1. **Mr Darren John Black** — beneficial owner 87.5% → *OSTIUM COMPLIANCE LIMITED*
1. **Mrs Zoe Elizabeth Westenweller Black** — beneficial owner 37.5% → *OSTIUM COMPLIANCE LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `13732441`
- **Status:** dissolved
- **Type:** ltd
- **Incorporated:** 2021-11-09
- **Registered office:** Henwood House, Henwood, Ashford, Kent, TN24 8DH, United Kingdom
- **SIC:** 43320

### Officers

- BLACK, Darren John — director · British · appointed 2021-11-09
- BLACK, Zoe Elizabeth Westenweller — director · British · appointed 2021-11-09

### Beneficial owners (Persons with Significant Control)

- Mr Darren John Black — 75–100% shares · individual PSC · United Kingdom — since 2021-11-09
- Mrs Zoe Elizabeth Westenweller Black — 25–50% shares · individual PSC · United Kingdom — ceased 2024-03-07

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13732441

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **OSTIUM COMPLIANCE LIMITED**. Human view: https://whiteintel.dev/entity/ba2e97fa-e311-5a31-be4f-815d54962417 · Structured JSON: https://whiteintel.dev/api/public/dossier/ba2e97fa-e311-5a31-be4f-815d54962417._

_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"._