# Surface Technology International Limited

## Details

- **Company number:** [02292621](https://find-and-update.company-information.service.gov.uk/company/02292621)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 2 Sep 1988
- **Registered office:** 1A ALMA ROAD, WINDSOR, SL4 3HU
- **Nature of business:** [27900](/sic/27900) Manufacture of other electrical equipment


## Previous names

- Simpson Mitchell Developments Limited (until 26 Jun 1989)




## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Sti Enterprises Holdings Limited | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent, right-to-appoint-and-remove-directors | 17 Dec 2025 |  |
| W13s Directors Limited | significant-influence-or-control | 31 Oct 2023 | 19 Mar 2026 |
| Sti Enterprises Limited | ownership-of-shares-75-to-100-percent-as-firm, voting-rights-75-to-100-percent-as-firm, right-to-appoint-and-remove-directors-as-firm | 6 Apr 2016 | 17 Dec 2025 |



## Accounts

| Year ended | Turnover | Net assets | Cash | Employees |
|---|---|---|---|---|
| 31 Dec 2025 | £48,890,000 | £7,378,000 | £305,000 | 314 |
| 31 Dec 2024 | £56,274,000 | -£7,513,000 | £905,000 | 354 |
| 31 Dec 2023 | £51,176,000 | -£4,593,000 | £925,000 | 377 |



## Owned by

Surface Technology International Limited → [STI Enterprises Holdings Limited](/company/15016822)





## Companies at the same address

- [Note Stonehouse Limited](/company/15498269) (15498269)
- [Note UK Holding Limited](/company/05257074) (05257074)
- [STI Enterprises Holdings Limited](/company/15016822) (15016822)