---
title: "SISTREN DEVELOPMENTS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/664f207e-c11b-52dd-b81f-77878b52377f
json: https://whiteintel.dev/api/public/dossier/664f207e-c11b-52dd-b81f-77878b52377f
identifier: oo:GB-COH-15908594
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SISTREN DEVELOPMENTS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15908594`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/664f207e-c11b-52dd-b81f-77878b52377f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/664f207e-c11b-52dd-b81f-77878b52377f  

## Ownership & control

### Owners / controllers

- **Ms Helen Louise Vasey** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/e5d3773a-1ebc-47ca-a82c-426ea6df1b04
- **Mrs Hannah Leigh Vasey Sandoval** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/cadc9a90-4b6e-49e0-9870-59335ae61266

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

A **2-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:** `15908594`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2024-08-20
- **Registered office:** 15 Moor Grange View, Leeds, LS16 5BN, England
- **SIC:** 41100

### Officers

- SANDOVAL, Hannah Leigh Vasey — director · British · appointed 2024-08-20
- VASEY, Helen Louise — director · British · appointed 2024-08-20

### Beneficial owners (Persons with Significant Control)

- Ms Helen Louise Vasey — 25–50% shares · individual PSC · England — since 2024-08-20
- Mrs Hannah Leigh Vasey Sandoval — 25–50% shares · individual PSC · England — since 2024-08-20

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15908594
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15908594

## 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 **SISTREN DEVELOPMENTS LIMITED** — https://whiteintel.dev/entity/664f207e-c11b-52dd-b81f-77878b52377f · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SISTREN DEVELOPMENTS LIMITED**. Human view: https://whiteintel.dev/entity/664f207e-c11b-52dd-b81f-77878b52377f · Structured JSON: https://whiteintel.dev/api/public/dossier/664f207e-c11b-52dd-b81f-77878b52377f._

_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"._