# SURESEAL WINDOWS LIMITED (10035258)

> SURESEAL WINDOWS LIMITED is an active private limited company (company number 10035258) incorporated on 1 March 2016, registered in Ammanford. Its registered activity is other construction installation (SIC 43290). Latest small accounts cover the period ending 31 March 2025, showing net assets of £109k and cash of £264k, with 11 employees on average. Net assets rose 1% on the prior period (£109k).

- Status: Active
- Incorporated: 2016-03-01
- Registered office: Ammanford, SA18 1JW
- SIC 43290: Other construction installation
- Next accounts due: 2026-12-31
- Confirmation statement due: 2027-03-15
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the top quarter of 160 comparable companies in Swansea (median £2,848, upper quartile £25k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-03-31 | £109k | £264k | £18k | £364k | — | — | 11 |
| 2024-03-31 | £109k | £200k | £23k | £318k | — | — | 10 |

current ratio 1.11; size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £109,429 at 31 March 2025
- Cash at bank of £50,000 or more: Cash £263,989
- Incorporated five or more years ago: Incorporated 1 March 2016

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Mr Jonathan Lee Dennis — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2018-11-12

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/10035258
HTML: https://firmoscan.com/company/10035258-sureseal-windows-limited