---
title: "MARION CRESCENT PROPERTY LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/9fdd03cd-390e-5579-86cb-897913d4a8df
json: https://whiteintel.dev/api/public/dossier/9fdd03cd-390e-5579-86cb-897913d4a8df
identifier: oo:GB-COH-10030368
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MARION CRESCENT PROPERTY LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-10030368`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/9fdd03cd-390e-5579-86cb-897913d4a8df  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/9fdd03cd-390e-5579-86cb-897913d4a8df  

## Ownership & control

### Owners / controllers

- **Mr Mark Ashby Newnham** (beneficial owner) — 100% — https://whiteintel.dev/entity/a05b4b4d-ab78-5af5-b670-5931c8473036
- **Mrs Sian Katherine Newnham** (beneficial owner) — 100% — https://whiteintel.dev/entity/82d1bde2-67c2-517f-9bc0-64f498ce0777
- **Mrs Sian Katherine Newnham** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/76c9d5bf-8e76-41f4-aeb6-89051f653269
- **Mr Mark Ashby Newnham** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/b9f7abd8-8d02-40b4-a4ee-e83c2e9471ad

### 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:** `10030368`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2016-02-27
- **Registered office:** Lake House 2 Port Way, Port Solent, Portsmouth, Hampshire, PO6 4TY, United Kingdom
- **SIC:** 68209

### Officers

- NEWNHAM, Mark Ashby — director · British · appointed 2016-02-27
- NEWNHAM, Sian Katherine — director · British · appointed 2016-02-27

### Beneficial owners (Persons with Significant Control)

- Mr Mark Ashby Newnham — 25–50% shares · individual PSC · United Kingdom — since 2016-04-06
- Mrs Sian Katherine Newnham — 25–50% shares · individual PSC · United Kingdom — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/10030368
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/10030368

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MARION CRESCENT PROPERTY LIMITED**. Human view: https://whiteintel.dev/entity/9fdd03cd-390e-5579-86cb-897913d4a8df · Structured JSON: https://whiteintel.dev/api/public/dossier/9fdd03cd-390e-5579-86cb-897913d4a8df._

_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"._