# Kets Quantum Security Ltd

## Details

- **Company number:** [10297688](https://find-and-update.company-information.service.gov.uk/company/10297688)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 27 Jul 2016
- **Registered office:** STATION ROAD WORKSHOPS STATION ROAD, KINGSWOOD, BRISTOL, BS15 4PJ
- **Nature of business:** [61900](/sic/61900) Other telecommunications activities, [62020](/sic/62020) Information technology consultancy activities, [72190](/sic/72190) Other research and experimental development on natural sciences and engineering



## Officers

| Name | Role | Appointed | Resigned |
|---|---|---|---|
| ZAHNT, Werner | director | 1 Jul 2026 |  |
| WOODS, Stuart Wayne | director | 16 Jun 2025 |  |
| MATTHEWS, Lisa Ann, Dr | director | 20 Sep 2022 |  |
| TONNEAU, Olivier | director | 13 May 2021 |  |
| ERVEN, Christopher, Dr. | director | 27 Jul 2016 |  |
| GARCIA, James Robert | director | 31 May 2025 | 26 Jun 2026 |



## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Dr. Christopher Erven | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 27 Jul 2016 | 13 May 2021 |
| Mr. Philip Sibson | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 27 Jul 2016 | 13 May 2021 |
| Dr. Jake Kennard | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 27 Jul 2016 | 21 Jun 2018 |



## Accounts

| Year ended | Net assets | Cash | Employees |
|---|---|---|---|
| 31 Mar 2026 | £1,223,291 | £899,219 | 11 |
| 31 Mar 2025 | £2,119,306 | £1,108,097 | 23 |
| 31 Mar 2024 | £1,360,478 | £522,277 | 21 |
| 31 Mar 2023 | £1,676,900 | £1,161,910 | 16 |
| 31 Mar 2022 | £2,605,806 | £2,249,551 | 14 |
| 31 Mar 2021 | - | - | 10 |
| 31 Mar 2020 | - | - | 7 |
| 31 Mar 2019 | - | - | - |
| 31 Mar 2018 | £1,434 | £8,390 | 0 |
| 31 Jul 2017 | £10,755 | £14,909 | 0 |






## Companies at the same address

- [Lock City Ltd](/company/06912077) (06912077)