---
title: "HERRIOT PHARMA UK TOPCO LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/0374e217-89c3-507a-aa0d-e150f7838c7f
json: https://whiteintel.dev/api/public/dossier/0374e217-89c3-507a-aa0d-e150f7838c7f
identifier: oo:GB-COH-15535188
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# HERRIOT PHARMA UK TOPCO LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15535188`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/0374e217-89c3-507a-aa0d-e150f7838c7f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/0374e217-89c3-507a-aa0d-e150f7838c7f  

## Ownership & control

### Owners / controllers

- **EXPONENT PRIVATE EQUITY PARTNERS GP IV LLP** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/c46f966e-eec7-5d60-9b11-7b1164311a1d
- **EXPONENT PRIVATE EQUITY CO-INVESTMENT GP LLP** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/bdd54feb-61b9-54ce-9117-6a1b144d6e10
- **EXPONENT PRIVATE EQUITY (HOLDINGS) LLP** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/12052050-1325-510e-b348-57256a3e28d2

### Holdings / subsidiaries

- **HERRIOT PHARMA UK MIDCO LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/bf2b81d9-85c2-52af-b81b-db12f31be291
- **HERRIOT PHARMA UK MIDCO LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/bf2b81d9-85c2-52af-b81b-db12f31be291

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

A **20-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:** `15535188`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2024-03-01
- **Registered office:** 30 Broadwick Street, London, W1F 8JB, United Kingdom
- **SIC:** 64209

### Officers

- AMRANE, Rafik — director · French · appointed 2025-05-23
- BURKE, Michael Timothy — director · Irish · appointed 2026-04-29
- GATTO, Angelo — director · Italian · appointed 2025-05-23
- GUNTON, James Michael — director · British · appointed 2024-03-01
- HELLMANN, Carsten — director · Danish · appointed 2024-04-03
- HOFFMAN, Jean — director · American · appointed 2025-05-23
- MCGOVERN, David — director · Irish · appointed 2024-03-01
- MULVEEN, Aubrey John Francis — director · Irish · appointed 2024-04-03 · resigned 2026-04-29

### Beneficial owners (Persons with Significant Control)

- [Exponent Private Equity Co-Investment Gp Llp](https://whiteintel.dev/entity/bdd54feb-61b9-54ce-9117-6a1b144d6e10) — 50–75% shares · corporate PSC · England — since 2024-04-03
- [Exponent Private Equity (Holdings) Llp](https://whiteintel.dev/entity/12052050-1325-510e-b348-57256a3e28d2) — 75–100% shares · corporate PSC · England — since 2024-04-03
- [Exponent Private Equity Partners Gp Iv Llp](https://whiteintel.dev/entity/c46f966e-eec7-5d60-9b11-7b1164311a1d) — 75–100% shares · corporate PSC · United Kingdom — ceased 2024-04-03

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15535188
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15535188

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HERRIOT PHARMA UK TOPCO LIMITED**. Human view: https://whiteintel.dev/entity/0374e217-89c3-507a-aa0d-e150f7838c7f · Structured JSON: https://whiteintel.dev/api/public/dossier/0374e217-89c3-507a-aa0d-e150f7838c7f._

_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"._