---
title: "SONIPREP LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/dff5a67e-4968-5e92-87fe-9f865de55c6b
json: https://whiteintel.dev/api/public/dossier/dff5a67e-4968-5e92-87fe-9f865de55c6b
identifier: oo:GB-COH-09474466
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SONIPREP LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-09474466`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/dff5a67e-4968-5e92-87fe-9f865de55c6b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/dff5a67e-4968-5e92-87fe-9f865de55c6b  

## Ownership & control

### Owners / controllers

- **MYTOGEN LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/4bfc4f8c-efbb-5fa9-98b3-2d8a740bf461
- **Dr Ben Sturgess** (beneficial owner) — 50% — https://whiteintel.dev/entity/d843a5d3-cc6e-5a2b-97aa-11da61832d85
- **Dr Brian John Page** (beneficial owner) — 75% — https://whiteintel.dev/entity/7c3dc61a-0b46-53d2-a3fc-4f8c2f728416
- **MYTOGEN LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/4bfc4f8c-efbb-5fa9-98b3-2d8a740bf461
- **Dr Ben Sturgess** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/bcc50eaa-12e2-4dde-9585-723039b6104a
- **Dr Brian John Page** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/bf4d7051-e600-4e29-b2f3-131f2d5876c3

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

A **8-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:** `09474466`
- **Status:** dissolved
- **Type:** ltd
- **Incorporated:** 2015-03-06
- **Registered office:** Unit 7 Haywood Way, Hastings, TN35 4PL, England
- **SIC:** 75000

### Officers

- PAGE, Attilia Natalia — secretary · appointed 2016-08-02
- PAGE, Brian John, Dr — director · British · appointed 2016-08-02
- PAGE, Brian John, Dr — secretary · appointed 2016-08-02 · resigned 2017-09-20
- STURGESS, Patricia Katherine — secretary · appointed 2016-08-02 · resigned 2019-07-17
- LONGHURST, Anthony — director · British · appointed 2025-06-12 · resigned 2026-01-09
- MARRIOTT, Stephen Paul — director · British · appointed 2019-08-01 · resigned 2020-02-28
- STURGESS, Benjamin David, Dr — director · British · appointed 2015-03-06 · resigned 2019-07-17

### Beneficial owners (Persons with Significant Control)

- [Mytogen Limited](https://whiteintel.dev/entity/4bfc4f8c-efbb-5fa9-98b3-2d8a740bf461) — 25–50% shares · corporate PSC · England — since 2019-07-17
- Dr Brian John Page — 50–75% shares · individual PSC · England — since 2016-08-02
- Dr Ben Sturgess — 25–50% shares · individual PSC · England — ceased 2019-07-17

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/09474466

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SONIPREP LIMITED**. Human view: https://whiteintel.dev/entity/dff5a67e-4968-5e92-87fe-9f865de55c6b · Structured JSON: https://whiteintel.dev/api/public/dossier/dff5a67e-4968-5e92-87fe-9f865de55c6b._

_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"._