# Ampkine Limited

## Details

- **Company number:** [12065717](https://find-and-update.company-information.service.gov.uk/company/12065717)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 24 Jun 2019
- **Registered office:** THE CAMBRIDGE PARTNERSHIP DOROTHY HODGKIN BUILDING BABRAHAM RESEARCH CAMPUS, BABRAHAM, CAMBRIDGE, CB22 3FH
- **Nature of business:** [72110](/sic/72110) Research and experimental development on biotechnology
- **Corporate group:** [Total Medical Ventures I LLP](/group/8589) (9 companies)


## Previous names

- Hydrogen Tx Limited (until 22 Apr 2021)
- Lithium Tx Limited (until 3 Feb 2025)




## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Dr David John Grainger | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent, right-to-appoint-and-remove-directors | 24 Jun 2019 | 17 Apr 2025 |
| Elements Squared Limited | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 17 Apr 2025 |  |



## Accounts

| Year ended | Cash | Employees |
|---|---|---|
| 31 Oct 2025 | £3,157 | 2 |
| 31 Oct 2024 | £219 | 0 |
| 31 Oct 2023 | £215 | 2 |
| 31 Oct 2022 | £299 | 2 |
| 31 Oct 2021 | £38 | 2 |
| 31 Oct 2020 | £356 | 2 |



## Owned by

Ampkine Limited → [Elements Squared Limited](/company/12065441) → [Total Medical Ventures I LLP](/company/OC347357)