---
title: "RUBICON CAPITAL EF LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/5da9da47-9cfb-4bc7-878e-b84b8a34a050
json: https://whiteintel.dev/api/public/dossier/5da9da47-9cfb-4bc7-878e-b84b8a34a050
identifier: gb-coh:12028089
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# RUBICON CAPITAL EF LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:12028089`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/5da9da47-9cfb-4bc7-878e-b84b8a34a050  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/5da9da47-9cfb-4bc7-878e-b84b8a34a050  

## Ownership & control

### Owners / controllers

- **Rubicon Capital Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/ef7fc1fc-9496-4965-a01d-0ba4fa1015cd
- **Mr Keir Alexander Chastney** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/48b99591-282b-43d7-9ad0-23a586aac6e2
- **Mr Giles Alexander Tagg** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/7d177079-dd7b-453f-b34b-dcf6d66330eb

### Holdings / subsidiaries

- **Elite Investments Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/93595ecc-884d-5c18-a017-3e44f4019046

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

A **5-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:** `12028089`
- **Status:** liquidation
- **Type:** ltd
- **Incorporated:** 2019-06-03
- **Registered office:** Rsm Uk Restructuring Advisory Llp, 10th Floor 103 Colmore Row, Birmingham, B3 3AG
- **SIC:** 64999

### Officers

- CHASTNEY, Keir Alexander — director · British · appointed 2019-06-03
- TAGG, Giles Alexander — director · British · appointed 2019-06-03
- [RUBICON CAPITAL LIMITED](https://whiteintel.dev/entity/ef7fc1fc-9496-4965-a01d-0ba4fa1015cd) — corporate director · appointed 2019-06-03

### Beneficial owners (Persons with Significant Control)

- [Rubicon Capital Limited](https://whiteintel.dev/entity/ef7fc1fc-9496-4965-a01d-0ba4fa1015cd) — 75–100% shares · corporate PSC · England — since 2019-06-03
- Mr Keir Alexander Chastney — 25–50% shares · individual PSC · England — ceased 2019-06-03
- Mr Giles Alexander Tagg — 50–75% shares · individual PSC · England — ceased 2019-06-03

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/12028089

## 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 **RUBICON CAPITAL EF LIMITED** — https://whiteintel.dev/entity/5da9da47-9cfb-4bc7-878e-b84b8a34a050 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **RUBICON CAPITAL EF LIMITED**. Human view: https://whiteintel.dev/entity/5da9da47-9cfb-4bc7-878e-b84b8a34a050 · Structured JSON: https://whiteintel.dev/api/public/dossier/5da9da47-9cfb-4bc7-878e-b84b8a34a050._

_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"._