# Gramics Bio Ltd

## Details

- **Company number:** [15675158](https://find-and-update.company-information.service.gov.uk/company/15675158)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 24 Apr 2024
- **Registered office:** 85 GREAT PORTLAND STREET, FIRST FLOOR, LONDON, W1W 7LT
- **Nature of business:** [72110](/sic/72110) Research and experimental development on biotechnology


## Previous names

- Panthura Ltd (until 28 Jan 2026)



## Officers

| Name | Role | Appointed | Resigned |
|---|---|---|---|
| CRAWFORD, Francesca Elizabeth, Dr | director | 12 May 2026 |  |
| RAYNER, Oliver Charles | director | 25 Apr 2025 |  |
| PRESTON, Alice, Dr | director | 24 Apr 2024 |  |



## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Dr Duygu Yilmaz | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent, right-to-appoint-and-remove-directors | 24 Apr 2024 | 8 Apr 2025 |
| Cystic Fibrosis Foundation | voting-rights-25-to-50-percent | 8 Apr 2025 | 22 Aug 2025 |
| Mr Oliver Charles Rayner | ownership-of-shares-25-to-50-percent | 20 Nov 2025 |  |
| Dr Alice Preston | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent, right-to-appoint-and-remove-directors | 24 Apr 2024 |  |



## Accounts

| Year ended | Net assets | Employees |
|---|---|---|
| 30 Apr 2026 | £53,968 | 3 |
| 30 Apr 2025 | £57,596 | 3 |






## Registered address

3,764 companies are registered at this address - likely a registration agent.