---
title: "MARGARETTA OFFSHORE FORMATIONS LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a10831be-bed8-56de-942c-02ea6ec66ade
json: https://whiteintel.dev/api/public/dossier/a10831be-bed8-56de-942c-02ea6ec66ade
identifier: oo:GB-COH-02483461
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MARGARETTA OFFSHORE FORMATIONS LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-02483461`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a10831be-bed8-56de-942c-02ea6ec66ade  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a10831be-bed8-56de-942c-02ea6ec66ade  

## Ownership & control

### Owners / controllers

- **Margaretta Trustees Ltd** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/7cb9eb8b-2640-4505-810b-c9fd55f7d6e9

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

A **1-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:** `02483461`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1990-03-20
- **Registered office:** 665 Finchley Road, London, NW2 2HN
- **SIC:** 70229

### Officers

- [MARGARETTA CORPORATE SECRETARIES LIMITED](https://whiteintel.dev/entity/5cc0de52-94e0-5e41-adac-cc1e5b369d31) — corporate nominee secretary · appointed 2013-11-22
- WINKLER, Hugo — director · Swiss · appointed 2013-11-22
- COSTA, Pietro — secretary · British · appointed 1993-08-02 · resigned 1996-05-28
- WINKLER, Hugo — secretary · Swiss · resigned 1993-08-02
- [MARGARETTA CORPORATE SECRETARIES LIMITED](https://whiteintel.dev/entity/5cc0de52-94e0-5e41-adac-cc1e5b369d31) — corporate secretary · appointed 1996-05-28 · resigned 2013-05-08
- BIRK, Lydia Hedwig — director · German · appointed 1997-07-09 · resigned 2008-08-01
- BIRK, Werner — director · German · resigned 1997-07-09
- WINZAR, Elizabeth Anne — director · British · appointed 2008-08-01 · resigned 2013-05-08

### Beneficial owners (Persons with Significant Control)

- [Margaretta Trustees Ltd](https://whiteintel.dev/entity/7cb9eb8b-2640-4505-810b-c9fd55f7d6e9) — 75–100% shares · corporate PSC · England — since 2016-11-09

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/02483461
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/02483461

## 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 **MARGARETTA OFFSHORE FORMATIONS LTD** — https://whiteintel.dev/entity/a10831be-bed8-56de-942c-02ea6ec66ade · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MARGARETTA OFFSHORE FORMATIONS LTD**. Human view: https://whiteintel.dev/entity/a10831be-bed8-56de-942c-02ea6ec66ade · Structured JSON: https://whiteintel.dev/api/public/dossier/a10831be-bed8-56de-942c-02ea6ec66ade._

_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"._