---
title: "COLONIS PHARMA LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6d77a500-25d4-5d96-94a3-79438ecac2f7
json: https://whiteintel.dev/api/public/dossier/6d77a500-25d4-5d96-94a3-79438ecac2f7
identifier: oo:GB-COH-05486832
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# COLONIS PHARMA LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-05486832`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6d77a500-25d4-5d96-94a3-79438ecac2f7  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6d77a500-25d4-5d96-94a3-79438ecac2f7  

## Ownership & control

### Owners / controllers

- **QUANTUM PHARMACEUTICAL LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/c488a0d1-550f-5f25-ac3b-ad733e534518
- **CLINIGEN HEALTHCARE LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/427ada07-4794-569a-922a-0dd9fa49e517
- **QUANTUM PHARMACEUTICAL LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/c488a0d1-550f-5f25-ac3b-ad733e534518

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

A **28-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:** `05486832`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2005-06-21
- **Registered office:** 25 Bedford Square, Bloomsbury, London, WC1B 3HH, United Kingdom
- **SIC:** 46460

### Officers

- ADAIR, Richard Edward — secretary · appointed 2024-04-30
- BROOKSBANK, Stephanie Jane — director · British · appointed 2026-04-28
- EFRAIMIDOU, Ipatia — director · Greek · appointed 2017-08-11
- KNOX, Alan Morris — director · British · appointed 2026-07-08
- PALING, Richard John — director · British · appointed 2023-03-06
- MARTIN, Stephen Jeremy — secretary · Uk · appointed 2005-06-21 · resigned 2012-11-26
- MILLER, Amanda — secretary · appointed 2017-11-02 · resigned 2023-01-16
- RAYNOR, Simon Paul — secretary · appointed 2012-11-26 · resigned 2015-12-01
- SWINHOE, Craig Robert — secretary · appointed 2015-12-01 · resigned 2017-11-02
- DONALD, Scott Robert John — director · British · appointed 2017-01-03 · resigned 2018-04-18
- ENGELEN, Thomas — director · Dutch · appointed 2011-09-01 · resigned 2016-11-11
- FISHER, Brian James — director · British · appointed 2017-03-01 · resigned 2017-12-22
- HASAGIC, Nihad — director · Swiss · appointed 2024-06-19 · resigned 2026-04-30
- MARTIN, Margaret Elizabeth — director · British · appointed 2012-08-21 · resigned 2012-09-19
- MARTIN, Stephen Jeremy — director · Uk · appointed 2005-06-21 · resigned 2017-11-01
- MASSEY, Nicola Jayne — director · British · appointed 2015-11-09 · resigned 2017-01-31
- MUGGLESTONE, Christopher John — director · British · appointed 2005-06-21 · resigned 2010-07-01
- MURRAY, Gerard Thomas — director · British · appointed 2017-01-23 · resigned 2017-11-02
- PARVATANENI, Latha, Dr — director · British · appointed 2016-04-20 · resigned 2018-10-31
- RAYNOR, Simon Paul — director · British · appointed 2011-06-22 · resigned 2016-06-30

### Beneficial owners (Persons with Significant Control)

- [Clinigen Healthcare Limited](https://whiteintel.dev/entity/427ada07-4794-569a-922a-0dd9fa49e517) — 75–100% shares · corporate PSC · England — since 2021-06-25
- [Quantum Pharmaceutical Limited](https://whiteintel.dev/entity/c488a0d1-550f-5f25-ac3b-ad733e534518) — 75–100% shares · corporate PSC · United Kingdom — ceased 2021-06-25

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/05486832
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/05486832

## 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 **COLONIS PHARMA LIMITED** — https://whiteintel.dev/entity/6d77a500-25d4-5d96-94a3-79438ecac2f7 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **COLONIS PHARMA LIMITED**. Human view: https://whiteintel.dev/entity/6d77a500-25d4-5d96-94a3-79438ecac2f7 · Structured JSON: https://whiteintel.dev/api/public/dossier/6d77a500-25d4-5d96-94a3-79438ecac2f7._

_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"._