---
title: "MARINER CAPITAL LLP — Ownership Dossier"
canonical: https://whiteintel.dev/entity/897a05b3-e5ce-5c9d-95b2-98f2583cab33
json: https://whiteintel.dev/api/public/dossier/897a05b3-e5ce-5c9d-95b2-98f2583cab33
identifier: oo:GB-COH-OC345425
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MARINER CAPITAL LLP

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-OC345425`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/897a05b3-e5ce-5c9d-95b2-98f2583cab33  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/897a05b3-e5ce-5c9d-95b2-98f2583cab33  

## Ownership & control

### Owners / controllers

- **Mr Eduardo Tomacelli** (beneficial owner) — https://whiteintel.dev/entity/ea85afa0-2442-5f8b-951d-2498a4ac3c26
- **Mr Najib Riad El-Rayyes** (beneficial owner) — https://whiteintel.dev/entity/9aa4bbb0-98c0-5ba7-aaa3-c3ea5ad77485
- **Mr Eduardo Tomacelli** (beneficial owner) — https://whiteintel.dev/entity/c0ee711e-b604-4463-a6f6-386c52836923
- **Mr Najib Riad El-Rayyes** (beneficial owner) — https://whiteintel.dev/entity/1f9b7769-3e08-422a-979c-e5842542651b

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

A **4-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:** `OC345425`
- **Status:** active
- **Type:** llp
- **Incorporated:** 2009-05-06
- **Registered office:** 101 New Cavendish Street, 1st Floor South, London, W1W 6XH, United Kingdom

### Officers

- EI-RAYYES, Najib Riad — llp designated member · appointed 2009-05-06
- TOMACELLI, Eduardo Maria — llp designated member · appointed 2009-05-06
- O'KILL, Christopher Alan — llp designated member · appointed 2009-05-06 · resigned 2012-12-31

### Beneficial owners (Persons with Significant Control)

- Mr Eduardo Tomacelli — significant influence or control limited liability partnership · individual PSC · United Kingdom — since 2016-04-06
- Mr Najib Riad El-Rayyes — significant influence or control limited liability partnership · individual PSC · United Kingdom — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/OC345425
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/OC345425

## 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 **MARINER CAPITAL LLP** — https://whiteintel.dev/entity/897a05b3-e5ce-5c9d-95b2-98f2583cab33 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MARINER CAPITAL LLP**. Human view: https://whiteintel.dev/entity/897a05b3-e5ce-5c9d-95b2-98f2583cab33 · Structured JSON: https://whiteintel.dev/api/public/dossier/897a05b3-e5ce-5c9d-95b2-98f2583cab33._

_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"._