---
title: "ROCK RAIL MDSB 1 MIDCO LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d2b1079a-c077-52ba-a1ac-06c9daceee88
json: https://whiteintel.dev/api/public/dossier/d2b1079a-c077-52ba-a1ac-06c9daceee88
identifier: oo:GB-COH-15287135
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ROCK RAIL MDSB 1 MIDCO LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15287135`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d2b1079a-c077-52ba-a1ac-06c9daceee88  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d2b1079a-c077-52ba-a1ac-06c9daceee88  

## Ownership & control

### Owners / controllers

- **ROCK RAIL MDSB 1 PARENT LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/e2c74f1d-8316-5414-92b3-b4788100db71
- **ROCK RAIL MDSB 1 PARENT LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/e2c74f1d-8316-5414-92b3-b4788100db71

### Holdings / subsidiaries

- **ROCK RAIL MDSB 1 OPCO LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/16926c01-03d4-5d4f-a341-4bc1d6f780b0
- **ROCK RAIL MDSB 1 PLC** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/cef08403-5d23-54f4-a2a9-cbed56e736c7

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

A **44-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:** `15287135`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2023-11-15
- **Registered office:** Capital Tower, 91 Waterloo Road, London, SE1 8RT, United Kingdom
- **SIC:** 64209

### Officers

- CRAWLEY, Thomas Christian — director · British · appointed 2023-12-18
- HICKEY, Priya Ruth — director · British · appointed 2024-01-25
- KEAN, Michael George — director · British · appointed 2023-11-15
- STURMY, Trevor — director · British · appointed 2023-11-15 · resigned 2023-12-18
- WEGENER, Elena Giorgiana — director · British · appointed 2023-12-18 · resigned 2024-10-07

### Beneficial owners (Persons with Significant Control)

- [Rock Rail Mdsb 1 Parent Limited](https://whiteintel.dev/entity/e2c74f1d-8316-5414-92b3-b4788100db71) — 75–100% shares · corporate PSC · United Kingdom — since 2023-11-15

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15287135
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15287135

## 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 **ROCK RAIL MDSB 1 MIDCO LIMITED** — https://whiteintel.dev/entity/d2b1079a-c077-52ba-a1ac-06c9daceee88 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ROCK RAIL MDSB 1 MIDCO LIMITED**. Human view: https://whiteintel.dev/entity/d2b1079a-c077-52ba-a1ac-06c9daceee88 · Structured JSON: https://whiteintel.dev/api/public/dossier/d2b1079a-c077-52ba-a1ac-06c9daceee88._

_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"._