---
title: "C&S BUILDING CO LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c0f4f34b-4e40-5d12-b5ec-32f8f622e6ee
json: https://whiteintel.dev/api/public/dossier/c0f4f34b-4e40-5d12-b5ec-32f8f622e6ee
identifier: oo:GB-COH-11862300
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# C&S BUILDING CO LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-11862300`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/c0f4f34b-4e40-5d12-b5ec-32f8f622e6ee  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c0f4f34b-4e40-5d12-b5ec-32f8f622e6ee  

## Ownership & control

### Owners / controllers

- **Mr Carwyn Lewis** (beneficial owner) — 100% — https://whiteintel.dev/entity/b3245bee-5d8c-5b27-aa51-d266e6bbb70c
- **Mr Carwyn Lewis** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/3f7f0c81-cd89-4d98-9ac4-292b687ee650
- **Ryan Lee Lee** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/b726c70e-86de-4fd3-a25e-8018b3526bbd

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

A **3-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:** `11862300`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2019-03-05
- **Registered office:** Broadway Bungalow St. Mary Hill, Ruthin Road, Bridgend, CF35 5DU, Wales
- **SIC:** 41202

## Financials (Companies House accounts)

| Figure | 2026-03-31 |
|---|---:|
| Net assets | £48,602 |
| Shareholder funds | £48,602 |
| Fixed assets | £32,838 |
| Current assets | £32,542 |
| Employees | 0 |

_Latest filed period. Full 2-year history unlocks with a paid dossier — https://whiteintel.dev/pricing. As filed at Companies House._

### Officers

- LEWIS, Carwyn — director · British · appointed 2019-03-05
- LEWIS, Ryan Lee — director · British · appointed 2025-09-09

### Beneficial owners (Persons with Significant Control)

- Ryan Lee Lee — 25–50% shares · individual PSC — since 2025-09-09
- Mr Carwyn Lewis — 75–100% shares · individual PSC · Wales — since 2019-03-05

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/11862300
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/11862300
- companies_house_accounts — https://find-and-update.company-information.service.gov.uk/company/11862300/filing-history

## 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 **C&S BUILDING CO LIMITED** — https://whiteintel.dev/entity/c0f4f34b-4e40-5d12-b5ec-32f8f622e6ee · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **C&S BUILDING CO LIMITED**. Human view: https://whiteintel.dev/entity/c0f4f34b-4e40-5d12-b5ec-32f8f622e6ee · Structured JSON: https://whiteintel.dev/api/public/dossier/c0f4f34b-4e40-5d12-b5ec-32f8f622e6ee._

_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"._