# Door System Installations Ltd

## Details

- **Company number:** [07043163](https://find-and-update.company-information.service.gov.uk/company/07043163)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 14 Oct 2009
- **Registered office:** C/O BEVAN BUCKLAND LLP GROUND FLOOR, CARDIGAN HOUSE, CASTLE COURT, SWANSEA ENTERPRISE PARK, SWANSEA, SA7 9LA
- **Nature of business:** [43290](/sic/43290) Other construction installation
- **Corporate group:** [Thoma Engineering Ltd](/group/79463) (6 companies)




## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Ph7 Engineering Limited | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 3 Nov 2025 |  |
| Miss Erin Maldzinski | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 2 Jan 2018 |  |
| J. Manny Limited | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 31 Mar 2022 | 3 Nov 2025 |
| Mr William Maldzinski | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 6 Apr 2016 | 31 Mar 2022 |



## Accounts

| Year ended | Net assets | Cash | Employees |
|---|---|---|---|
| 30 Sep 2025 | £264,619 | £115,429 | 7 |
| 30 Sep 2024 | £165,269 | £13,487 | 10 |
| 30 Sep 2023 | £160,607 | £175,849 | 10 |
| 31 Mar 2022 | £43,457 | £8,166 | 10 |
| 31 Mar 2021 | £78,236 | £15,287 | 8 |
| 31 Mar 2020 | £45,669 | £7,576 | 8 |
| 31 Mar 2019 | £22,232 | £2,628 | 10 |
| 31 Mar 2018 | £21,791 | £13,419 | 14 |
| 31 Mar 2017 | -£69,166 | £5,957 | 14 |
| 31 Mar 2016 | £68,346 | £18,968 | - |
| 31 Mar 2015 | £55,977 | £79,624 | - |
| 31 Mar 2014 | £8,864 | £90,627 | - |
| 31 Mar 2013 | £18,849 | £47,627 | - |
| 31 Mar 2012 | £39,203 | £59 | - |
| 31 Mar 2011 | £42,014 | - | - |



## Owned by

Door System Installations Ltd → [Ph7 Engineering Limited](/company/14289952) → [Manny Holdings Ltd](/company/13181520)





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