---
title: "SIENNA BIDCO LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/34c533d0-65d4-5d16-b6e7-ed9bf9e993cb
json: https://whiteintel.dev/api/public/dossier/34c533d0-65d4-5d16-b6e7-ed9bf9e993cb
identifier: oo:GB-COH-15311159
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SIENNA BIDCO LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15311159`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/34c533d0-65d4-5d16-b6e7-ed9bf9e993cb  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/34c533d0-65d4-5d16-b6e7-ed9bf9e993cb  

## Cross-source identity

The same real-world entity, resolved across sources:

- **SIENNA BIDCO LIMITED** — GLEIF · `lei:254900CQGRQU5TSS2S70` — https://whiteintel.dev/entity/6a91e16f-9a06-5235-84f7-4a83fd4b081b

## Ownership & control

### Owners / controllers

- **SIENNA MIDCO 3 LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/e12087c0-8a7f-51bc-8f18-84e41b500b6e
- **SIENNA MIDCO 3 LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/e12087c0-8a7f-51bc-8f18-84e41b500b6e

### Holdings / subsidiaries

- **SMART METERING SYSTEMS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/5e034615-ca5b-5fdb-8f11-a4dbde08a6fa
- **SMART METERING SYSTEMS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5e034615-ca5b-5fdb-8f11-a4dbde08a6fa

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

A **4-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:** `15311159`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2023-11-27
- **Registered office:** Prennau House Copse Walk, Pontprennau, Cardiff, CF23 8XH, Wales
- **SIC:** 64209

### Officers

- JORDAN, Neil — secretary · appointed 2026-01-15
- ROSE, Richard — director · British · appointed 2026-06-30
- SMYTH, Ian Thomas — director · British · appointed 2026-01-28
- FURZE, Andrew Michael — director · British · appointed 2023-11-27 · resigned 2026-01-15
- LUO, Yimei — director · British · appointed 2024-11-22 · resigned 2026-01-15
- MACKE, Nicolas Gilles — director · French · appointed 2025-03-17 · resigned 2026-01-16
- MEHRA, Aadhaar — director · British · appointed 2023-11-27 · resigned 2026-01-15
- MORTLOCK, Timothy James — director · British · appointed 2025-03-20 · resigned 2026-01-29
- VASIU, Ana Maria — director · Romanian · appointed 2025-03-11 · resigned 2026-01-16
- WEST, Sean Allan — director · British · appointed 2026-01-15 · resigned 2026-06-30

### Beneficial owners (Persons with Significant Control)

- [Sienna Midco 3 Limited](https://whiteintel.dev/entity/e12087c0-8a7f-51bc-8f18-84e41b500b6e) — 75–100% shares · corporate PSC · United Kingdom — since 2023-11-27

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15311159
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15311159

## 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 **SIENNA BIDCO LIMITED** — https://whiteintel.dev/entity/34c533d0-65d4-5d16-b6e7-ed9bf9e993cb · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SIENNA BIDCO LIMITED**. Human view: https://whiteintel.dev/entity/34c533d0-65d4-5d16-b6e7-ed9bf9e993cb · Structured JSON: https://whiteintel.dev/api/public/dossier/34c533d0-65d4-5d16-b6e7-ed9bf9e993cb._

_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"._