# Tessera Security Ltd

## Details

- **Company number:** [17336112](https://find-and-update.company-information.service.gov.uk/company/17336112)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 13 Jul 2026
- **Registered office:** Office 444, Unit 5 399-405 Oxford Street, London, W1C 2BU
- **Nature of business:** [62012](/sic/62012) Business and domestic software development, [62020](/sic/62020) Information technology consultancy activities, [62090](/sic/62090) Other information technology service activities, [63110](/sic/63110) Data processing, hosting and related activities


## Previous names

- Tessera Cyber Ltd (until 24 Jul 2026)



## Officers

| Name | Role | Appointed | Resigned |
|---|---|---|---|
| TWISS, William John | director | 13 Jul 2026 |  |



## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Mr William John Twiss | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent, right-to-appoint-and-remove-directors | 13 Jul 2026 |  |






## Directors' other companies

- [TWISS, William John](/person/5772141) - director at [WJT Consulting Ltd](/company/13486749)