---
title: "PURAGEN LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6f591f0a-e88a-5862-bde5-5b6f09b340f4
json: https://whiteintel.dev/api/public/dossier/6f591f0a-e88a-5862-bde5-5b6f09b340f4
identifier: oo:GB-COH-02504167
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# PURAGEN LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-02504167`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6f591f0a-e88a-5862-bde5-5b6f09b340f4  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6f591f0a-e88a-5862-bde5-5b6f09b340f4  

## Cross-source identity

The same real-world entity, resolved across sources:

- **CARBON LINK LIMITED** — GLEIF · `lei:213800DU28WSCDJODD44` — https://whiteintel.dev/entity/e8c53460-32e7-53f6-88a2-d731aee3ae26

## Ownership & control

### Owners / controllers

- **Sg Hambros Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/b907334b-a666-4fc5-a5e3-cf873e4a4365
- **Mr Julian Mash** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/ad2f745c-fac4-43b3-bb09-30450331ff00
- **Carbon Link Holdings Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/e0602a73-233b-4f33-948d-7171f35689d5
- **PURAGEN HOLDINGS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5e546671-9b29-5455-92c4-9c9fcc34b9e0

### Holdings / subsidiaries

- **PURAGEN ENGINEERING LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/cee33629-d1de-567a-95b9-64d416b10237

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

A **42-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:** `02504167`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1990-05-21
- **Registered office:** Westthorpe Fields Road, Killamarsh, Sheffield, S21 1TZ
- **SIC:** 46180

### Officers

- BELL, Steven Derek — director · British · appointed 2013-04-05
- SUTTON, Jason David — director · British · appointed 2018-02-22
- TWIST, Michael Henry — director · British · appointed 2017-09-12
- ARMITAGE, Sharon — secretary · British · appointed 2005-03-31 · resigned 2017-08-31
- BEAN, Beverley Jayne — secretary · British · appointed 2001-02-13 · resigned 2002-03-08
- PERTWEE, Richard James Charles — secretary · British · resigned 1993-06-11
- RUDD, Susan Clare — secretary · British · appointed 1999-07-05 · resigned 2001-02-13
- WILLIAMS, Brian Arthur — secretary · British · appointed 2002-03-08 · resigned 2005-03-31
- HUNTSMOOR NOMINEES LIMITED — corporate nominee secretary · appointed 1993-06-11 · resigned 1999-07-05
- BROOM, Keith — director · British · appointed 1999-07-05 · resigned 2001-12-31
- KERR, Douglas John — director · British · appointed 2004-03-19 · resigned 2007-09-26
- MINETT, Timothy William — director · British · appointed 2007-09-26 · resigned 2022-10-27
- MOORE, Christopher Mark — director · British · resigned 1993-05-21
- MOORE, Colin — director · British · resigned 1999-07-05
- PROCTOR, Frank Andrew — director · British · appointed 2008-08-27 · resigned 2013-04-05
- ROGERS, David Graham — director · British · appointed 2002-03-08 · resigned 2008-08-27
- ROGERS, David Graham — director · British · resigned 1999-07-05
- ROGGE, Olaf — director · German · resigned 1997-02-24
- SMALLBONE, Lindsay James Trevor — director · New Zealand · resigned 1999-07-05
- WAKE, Darren — director · British · appointed 2011-03-15 · resigned 2018-09-28

### Beneficial owners (Persons with Significant Control)

- [Puragen Holdings Limited](https://whiteintel.dev/entity/5e546671-9b29-5455-92c4-9c9fcc34b9e0) — 75–100% shares · corporate PSC · England — since 2024-09-25
- [Carbon Link Holdings Limited](https://whiteintel.dev/entity/e0602a73-233b-4f33-948d-7171f35689d5) — 75–100% shares · corporate PSC · England — ceased 2024-09-25
- Mr Julian Mash — 75–100% shares · individual PSC · England — ceased 2022-02-14
- [Sg Hambros Limited](https://whiteintel.dev/entity/b907334b-a666-4fc5-a5e3-cf873e4a4365) — 75–100% shares · corporate PSC · England — ceased 2021-03-01

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/02504167
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/02504167

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PURAGEN LIMITED**. Human view: https://whiteintel.dev/entity/6f591f0a-e88a-5862-bde5-5b6f09b340f4 · Structured JSON: https://whiteintel.dev/api/public/dossier/6f591f0a-e88a-5862-bde5-5b6f09b340f4._

_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"._