---
title: "CIRCADIAN THERAPEUTICS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3d1bdd74-7d3f-5433-9537-cb189f2be9fd
json: https://whiteintel.dev/api/public/dossier/3d1bdd74-7d3f-5433-9537-cb189f2be9fd
identifier: oo:GB-COH-10283353
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# CIRCADIAN THERAPEUTICS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-10283353`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3d1bdd74-7d3f-5433-9537-cb189f2be9fd  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3d1bdd74-7d3f-5433-9537-cb189f2be9fd  

## Ownership & control

### Owners / controllers

- **Russell Foster** (beneficial owner) — 100% — https://whiteintel.dev/entity/ab6951e2-fb89-556a-bde5-2e965332bdcf
- **OXFORD SCIENCE ENTERPRISES PLC** (beneficial owner) — 100% — https://whiteintel.dev/entity/23368d2b-9696-5261-8a95-3dcac8b35a88
- **OXFORD SCIENCE ENTERPRISES PLC** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/23368d2b-9696-5261-8a95-3dcac8b35a88
- **Russell Foster** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/8ca3b934-d8f9-4c58-b329-4b71832cdb3f

### 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:** `10283353`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2016-07-18
- **Registered office:** 46 Woodstock Road, Oxford, OX2 6HT, England
- **SIC:** 86900

### Officers

- DIXON-CLEGG, Nicholas George — director · British · appointed 2021-08-05
- FOSTER, Russell — director · British · appointed 2016-07-18
- JONES, Julia Frances — director · British · appointed 2022-04-26
- SNAPE, Michael Frederick, Dr — director · British · appointed 2019-02-05
- VASUDEVAN, Sridhar, Dr — director · British · appointed 2026-07-18
- BLACKWELL, Christopher Paul, Dr — director · British · appointed 2016-09-12 · resigned 2018-12-07
- CHANDAUKA, Tinashe Brian, Dr — director · Zimbabwean,South African · appointed 2020-02-26 · resigned 2021-08-05
- JONES, Nigel Anthony — director · British · appointed 2017-10-27 · resigned 2019-02-08
- LEIGHTON, Glenn Robert, Dr — director · French · appointed 2020-04-20 · resigned 2024-11-05
- SAMPSON, Mark Raymond, Dr — director · British · appointed 2020-07-01 · resigned 2022-05-13
- WALLACE, Wallace Lucy Elizabeth — director · British · appointed 2025-01-15 · resigned 2026-07-18
- YERUSHALMI, Zachary Brit — director · American · appointed 2016-09-12 · resigned 2020-02-11

### Beneficial owners (Persons with Significant Control)

- [Oxford Science Enterprises Plc](https://whiteintel.dev/entity/23368d2b-9696-5261-8a95-3dcac8b35a88) — 75–100% shares · corporate PSC · England — since 2016-09-12
- Russell Foster — 75–100% shares · individual PSC · United Kingdom — ceased 2016-09-12

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/10283353
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/10283353

## 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 **CIRCADIAN THERAPEUTICS LIMITED** — https://whiteintel.dev/entity/3d1bdd74-7d3f-5433-9537-cb189f2be9fd · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **CIRCADIAN THERAPEUTICS LIMITED**. Human view: https://whiteintel.dev/entity/3d1bdd74-7d3f-5433-9537-cb189f2be9fd · Structured JSON: https://whiteintel.dev/api/public/dossier/3d1bdd74-7d3f-5433-9537-cb189f2be9fd._

_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"._