---
title: "ARGONAUT THERAPEUTICS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/5498ea67-9f03-5802-9ca6-fd7261d6f054
json: https://whiteintel.dev/api/public/dossier/5498ea67-9f03-5802-9ca6-fd7261d6f054
identifier: oo:GB-COH-09993166
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ARGONAUT THERAPEUTICS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-09993166`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/5498ea67-9f03-5802-9ca6-fd7261d6f054  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/5498ea67-9f03-5802-9ca6-fd7261d6f054  

## Ownership & control

### Owners / controllers

- **Prof Nicholas Barrie La Thangue** (beneficial owner) — 50% — https://whiteintel.dev/entity/be826279-a0e0-569a-9f0d-2932509a7bdc
- **OXFORD SCIENCE ENTERPRISES PLC** (beneficial owner) — 50% — https://whiteintel.dev/entity/23368d2b-9696-5261-8a95-3dcac8b35a88
- **INGENOX THERAPEUTICS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/45a779f7-29fc-5fea-94b7-9d53892025f6
- **INGENOX THERAPEUTICS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/45a779f7-29fc-5fea-94b7-9d53892025f6
- **OXFORD SCIENCE ENTERPRISES PLC** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/23368d2b-9696-5261-8a95-3dcac8b35a88
- **Prof Nicholas Barrie La Thangue** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/fd79d83b-d3f0-42e9-bfcd-8fd72786840c

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

A **9-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:** `09993166`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2016-02-08
- **Registered office:** Magdalen Centre Robert Robinson Avenue, Oxford Science Park, Oxford, OX4 4GA, United Kingdom
- **SIC:** 72110

### Officers

- LA THANGUE, Nicholas Barrie, Prof — director · British · appointed 2016-02-08
- MCDONALD, Douglas — secretary · appointed 2016-04-13 · resigned 2022-12-22
- DIXON-CLEGG, Nicholas George — director · British · appointed 2020-08-01 · resigned 2023-02-22
- FLEMING, William John Robert — director · British · appointed 2023-02-22 · resigned 2024-09-18
- KERRY, Simon, Dr — director · British · appointed 2017-08-09 · resigned 2023-02-22
- LEE, Bungkwn — director · South Korean · appointed 2018-12-21 · resigned 2022-09-26
- LEE, Kying Ha — director · South Korean · appointed 2018-11-01 · resigned 2021-01-22
- MCLEAN, Andrew James, Dr — director · British · appointed 2016-04-14 · resigned 2019-10-09
- PARK, Chan-Hee, Dr — director · South Korean · appointed 2021-01-22 · resigned 2022-12-22

### Beneficial owners (Persons with Significant Control)

- [Ingenox Therapeutics Limited](https://whiteintel.dev/entity/45a779f7-29fc-5fea-94b7-9d53892025f6) — 75–100% shares · corporate PSC · United Kingdom — since 2022-12-22
- [Oxford Sciences Innovation Plc](https://whiteintel.dev/entity/23368d2b-9696-5261-8a95-3dcac8b35a88) — 25–50% shares · corporate PSC · England — ceased 2022-12-22
- Prof Nicholas Barrie La Thangue — 25–50% shares · individual PSC · Scotland — ceased 2018-09-27

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/09993166
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/09993166

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ARGONAUT THERAPEUTICS LIMITED**. Human view: https://whiteintel.dev/entity/5498ea67-9f03-5802-9ca6-fd7261d6f054 · Structured JSON: https://whiteintel.dev/api/public/dossier/5498ea67-9f03-5802-9ca6-fd7261d6f054._

_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"._