---
title: "ACIONNA THERAPEUTICS LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3e764afb-5097-4dcc-b96d-8f814caee683
json: https://whiteintel.dev/api/public/dossier/3e764afb-5097-4dcc-b96d-8f814caee683
identifier: gb-coh:16309416
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ACIONNA THERAPEUTICS LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:16309416`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3e764afb-5097-4dcc-b96d-8f814caee683  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3e764afb-5097-4dcc-b96d-8f814caee683  

## Ownership & control

### Owners / controllers

- **OXFORD SCIENCE ENTERPRISES PLC** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/23368d2b-9696-5261-8a95-3dcac8b35a88
- **Dr Bryan Paul Morgan** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/ddd80ec8-d50a-4201-976a-59b25de69038
- **OXFORD SCIENCE ENTERPRISES PLC** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/23368d2b-9696-5261-8a95-3dcac8b35a88
- **Dr Wioleta Zelek** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/ba677729-844b-4749-b173-cd6a82d06981

### 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:** `16309416`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2025-03-12
- **Registered office:** Burnham House, Splash Lane, Huntingdon, PE28 2AF, England
- **SIC:** 72110

## Financials (Companies House accounts)

| Figure | 2026-03-31 |
|---|---:|
| Cash | £4,227,537 |
| Shareholder funds | £120 |
| Fixed assets | £102,615 |
| Current assets | £4,819,960 |
| Employees | 0 |

_Latest filed period. As filed at Companies House._

### Officers

- BILSLAND, James — director · British · appointed 2025-07-14
- BROWN, Claire, Dr — director · British · appointed 2025-03-12
- MORGAN, Bryan Paul, Dr — director · British · appointed 2025-04-24
- NICAMHLAOIBH, Damhnait Roisin, Dr — director · Irish · appointed 2025-04-24
- SAVIDGE, Jonathan Rex, Dr — director · British · appointed 2025-04-24

### Beneficial owners (Persons with Significant Control)

- [Oxford Science Enterprises Plc](https://whiteintel.dev/entity/23368d2b-9696-5261-8a95-3dcac8b35a88) — 50–75% shares · corporate PSC · England — since 2025-04-29
- Dr Bryan Paul Morgan — 25–50% shares · individual PSC · England — ceased 2025-04-29
- Dr Wioleta Zelek — 25–50% shares · individual PSC · England — ceased 2025-04-29
- [Oxford Science Enterprises Plc](https://whiteintel.dev/entity/23368d2b-9696-5261-8a95-3dcac8b35a88) — 75–100% shares · corporate PSC · England — ceased 2025-03-25

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/16309416
- companies_house_accounts — https://find-and-update.company-information.service.gov.uk/company/16309416/filing-history

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ACIONNA THERAPEUTICS LTD**. Human view: https://whiteintel.dev/entity/3e764afb-5097-4dcc-b96d-8f814caee683 · Structured JSON: https://whiteintel.dev/api/public/dossier/3e764afb-5097-4dcc-b96d-8f814caee683._

_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"._