---
title: "FIRS HOUSE LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/09b9cfb8-8bf3-56c3-bbaa-cbbb7227c58a
json: https://whiteintel.dev/api/public/dossier/09b9cfb8-8bf3-56c3-bbaa-cbbb7227c58a
identifier: oo:GB-COH-11505263
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# FIRS HOUSE LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-11505263`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/09b9cfb8-8bf3-56c3-bbaa-cbbb7227c58a  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/09b9cfb8-8bf3-56c3-bbaa-cbbb7227c58a  

## Ownership & control

### Owners / controllers

- **SK MAIN LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/c828bda7-d0c2-5b22-a14d-b29907c0eeb1
- **Mr Sam Marsden** (beneficial owner) — 50% — https://whiteintel.dev/entity/2f1c3083-e902-54a1-9bc0-ea5ae4769797
- **SK MAIN LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/c828bda7-d0c2-5b22-a14d-b29907c0eeb1
- **Mr Sam Marsden** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/671a8613-3f4c-4b5f-a4dd-e1e03de8558b
- **TYA GRP LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/0f2395e2-bc14-4006-8676-4bc4ac508f70

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

A **11-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:** `11505263`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2018-08-08
- **Registered office:** 11505263 - COMPANIES HOUSE DEFAULT ADDRESS, Cardiff, CF14 8LH
- **SIC:** 55209, 55900

### Officers

- MARSDEN, Sam — secretary · appointed 2018-08-08 · resigned 2024-11-08
- [SK MAIN LIMITED](https://whiteintel.dev/entity/c828bda7-d0c2-5b22-a14d-b29907c0eeb1) — corporate secretary · appointed 2018-08-19 · resigned 2019-05-31
- DIMA, Antonella Soledad Sardi — director · Italian · appointed 2024-11-08 · resigned 2025-04-01
- MARSDEN, Sam — director · British · appointed 2018-08-08 · resigned 2024-11-08
- [SK MAIN LIMITED](https://whiteintel.dev/entity/c828bda7-d0c2-5b22-a14d-b29907c0eeb1) — corporate director · appointed 2018-08-19 · resigned 2019-05-31

### Beneficial owners (Persons with Significant Control)

- [Tya Grp Ltd](https://whiteintel.dev/entity/0f2395e2-bc14-4006-8676-4bc4ac508f70) — 75–100% shares · corporate PSC · England — since 2024-11-08
- [Sk Main Limited](https://whiteintel.dev/entity/c828bda7-d0c2-5b22-a14d-b29907c0eeb1) — 75–100% shares · corporate PSC · United Kingdom — ceased 2020-01-01
- Mr Sam Marsden — 25–50% shares · individual PSC · England — ceased 2024-11-08

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/11505263
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/11505263

## 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 **FIRS HOUSE LIMITED** — https://whiteintel.dev/entity/09b9cfb8-8bf3-56c3-bbaa-cbbb7227c58a · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **FIRS HOUSE LIMITED**. Human view: https://whiteintel.dev/entity/09b9cfb8-8bf3-56c3-bbaa-cbbb7227c58a · Structured JSON: https://whiteintel.dev/api/public/dossier/09b9cfb8-8bf3-56c3-bbaa-cbbb7227c58a._

_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"._