# Amplisi Limited

## Details

- **Company number:** [16625534](https://find-and-update.company-information.service.gov.uk/company/16625534)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 4 Aug 2025
- **Registered office:** THE INNOVATION CENTRE, 217 PORTOBELLO, SHEFFIELD, S1 4DP
- **Nature of business:** [72190](/sic/72190) Other research and experimental development on natural sciences and engineering
- **Corporate group:** [University Of Leeds](/group/89737) (27 companies)



## Officers

| Name | Role | Appointed | Resigned |
|---|---|---|---|
| CHIMONIDES, Gwendolen Frances Ann Blake, Dr | director | 4 Aug 2025 |  |
| PATWARDHAN, Siddharth Vijay, Dr | director | 4 Aug 2025 |  |



## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Dr Siddharth Vijay Patwardhan | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 4 Aug 2025 | 4 Mar 2026 |
| Dr Gwendolen Frances Ann Blake Chimonides | ownership-of-shares-50-to-75-percent, voting-rights-50-to-75-percent | 4 Aug 2025 | 4 Mar 2026 |
| Northern Gritstone Limited | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 4 Mar 2026 |  |



## Accounts

| Year ended | Net assets | Cash | Employees |
|---|---|---|---|
| 31 Mar 2026 | £1,659,790 | £1,831,544 | 2 |



## Owned by

Amplisi Limited → [Northern Gritstone Limited](/company/12982592)





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