---
title: "MEMCO SL LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/78b4db89-2780-5a7f-ae92-cbbcf73250ee
json: https://whiteintel.dev/api/public/dossier/78b4db89-2780-5a7f-ae92-cbbcf73250ee
identifier: oo:GB-COH-15132238
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MEMCO SL LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15132238`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/78b4db89-2780-5a7f-ae92-cbbcf73250ee  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/78b4db89-2780-5a7f-ae92-cbbcf73250ee  

## Ownership & control

### Owners / controllers

- **Mr Mark Halliday** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/b7214724-8c30-4961-9a25-71c5d5e57f0e

### 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:** `15132238`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2023-09-12
- **Registered office:** 167-169 Great Portland Street, 5th Floor, London, W1W 5PF, England
- **SIC:** 71200

### Officers

- HALLIDAY, Mark — director · British · appointed 2023-09-12

### Beneficial owners (Persons with Significant Control)

- Mr Mark Halliday — 75–100% shares · individual PSC · England — since 2023-09-12

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15132238
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15132238

## 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 **MEMCO SL LTD** — https://whiteintel.dev/entity/78b4db89-2780-5a7f-ae92-cbbcf73250ee · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MEMCO SL LTD**. Human view: https://whiteintel.dev/entity/78b4db89-2780-5a7f-ae92-cbbcf73250ee · Structured JSON: https://whiteintel.dev/api/public/dossier/78b4db89-2780-5a7f-ae92-cbbcf73250ee._

_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"._