---
title: "AMPHISTA THERAPEUTICS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/897795f0-d513-5374-82cc-4e98a0b32005
json: https://whiteintel.dev/api/public/dossier/897795f0-d513-5374-82cc-4e98a0b32005
identifier: oo:GB-COH-11119959
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# AMPHISTA THERAPEUTICS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-11119959`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/897795f0-d513-5374-82cc-4e98a0b32005  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/897795f0-d513-5374-82cc-4e98a0b32005  

## Ownership & control

### Owners / controllers

- **Dr Alessio Ciulli** (beneficial owner) — 50% — https://whiteintel.dev/entity/d59f7b5a-ead0-5e68-aac8-7c3b11df0170
- **ADVENT LIFE SCIENCES LLP** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/bbb932bc-0c01-55ec-9bac-870ede4d096f
- **Dr Alessio Ciulli** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/7af5a31c-1962-4803-892f-61243898a2ce
- **ADVENT LIFE SCIENCES LLP** (beneficial owner) — https://whiteintel.dev/entity/bbb932bc-0c01-55ec-9bac-870ede4d096f
- **ADVENT LIFE SCIENCES LLP** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/bbb932bc-0c01-55ec-9bac-870ede4d096f
- **ADVENT LIFE SCIENCES FUND II LP** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/63520623-f1f0-504b-a838-6ff89fed1ec8

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

A **10-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:** `11119959`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2017-12-20
- **Registered office:** The Cori Building Granta Park, Great Abington, Cambridge, CB21 6GQ, England
- **SIC:** 72110

### Officers

- BRUMM, Joshua — director · American · appointed 2021-09-17
- DZIKOWSKI, Bart — director · Canadian · appointed 2023-04-17
- JUNG, Christian Billy, Dr — director · Luxembourger · appointed 2022-12-09
- LUZI, Stefan Emanuel — director · Swiss · appointed 2021-03-12
- MODIS, Louise Kelly — director · Irish,American · appointed 2026-03-06
- ROOSWINKEL, Rogier Wouter, Dr — director · Dutch · appointed 2021-03-12
- SCHMIDT, Dominic, Dr — director · British · appointed 2022-05-16
- CIULLI, Alessio, Dr — director · Italian · appointed 2017-12-20 · resigned 2021-03-12
- JINDAL, Satish, Dr — director · American · appointed 2020-03-23 · resigned 2021-09-14
- MATTESSICH, Antony — director · American · appointed 2024-09-02 · resigned 2026-03-06
- MUELLERSHAUSEN, Florian, Dr — director · Swiss · appointed 2021-03-12 · resigned 2023-04-17
- PAREKH, Rajesh Bhikhu, Dr — director · British · appointed 2017-12-20 · resigned 2022-05-16
- RAJKOMAR, Iyona, Dr — director · British · appointed 2017-12-20 · resigned 2019-01-24
- THOMPSON, Nicola, Dr — director · British · appointed 2019-06-08 · resigned 2023-09-30

### Beneficial owners (Persons with Significant Control)

- [Advent Life Sciences Llp](https://whiteintel.dev/entity/bbb932bc-0c01-55ec-9bac-870ede4d096f) — 25–50% shares · corporate PSC · United Kingdom — ceased 2022-12-12
- [Advent Life Sciences Fund Ii Lp](https://whiteintel.dev/entity/bbb932bc-0c01-55ec-9bac-870ede4d096f) — significant influence or control · corporate PSC · England — ceased 2019-06-28
- Dr Alessio Ciulli — 25–50% shares · individual PSC · England — ceased 2019-06-28
- [Advent Life Sciences Llp](https://whiteintel.dev/entity/bbb932bc-0c01-55ec-9bac-870ede4d096f) — 25–50% shares · corporate PSC · England — ceased 2018-02-27
- [Advent Life Sciences Fund Ii Lp](https://whiteintel.dev/entity/63520623-f1f0-504b-a838-6ff89fed1ec8) — 25–50% shares · corporate PSC · England — ceased 2017-12-20

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/11119959
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/11119959

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **AMPHISTA THERAPEUTICS LIMITED**. Human view: https://whiteintel.dev/entity/897795f0-d513-5374-82cc-4e98a0b32005 · Structured JSON: https://whiteintel.dev/api/public/dossier/897795f0-d513-5374-82cc-4e98a0b32005._

_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"._