- Companies
- Machinery repair and installation
- Pro-Tec Alarms Limited
Pro-Tec Alarms Limited
- Company number
- 04461740
- Incorporated
- 14 Jun 200224 years trading
- Registered office
- Dan Y Graig, Banc Bach, Penclawdd, Swansea, SA4 3FJ
- Nature of business
- Repair of electronic and optical equipment; Installation of industrial machinery and equipment
Pro-Tec Alarms Limited is a 24-year-old private limited company registered in Penclawdd, company number 04461740, one of the UK's machinery repair and installation companies. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £12K (+316.6%) on the year before, to £16K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £171K against £155K owed within a year: 1.1 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 10 years, 2016 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | £16K | £161K | £171K | £155K | 1 |
| 31 Oct 2024 | £3,751 | £122K | £138K | £140K | 2 |
| 31 Oct 2023 | £671 | £146K | £156K | £161K | 0 |
| 31 Oct 2022 | £523 | £134K | £146K | £156K | 2 |
| 31 Oct 2021 | £114 | £129K | £163K | £170K | 1 |
| 31 Oct 2020 | £69K | £161K | £179K | £122K | 0 |
| 31 Oct 2019 | £103K | £160K | £173K | £89K | |
| 31 Oct 2018 | £83K | £134K | £162K | £94K | |
| 31 Oct 2017 | £48K | £80K | £114K | £87K | |
| 31 Oct 2016 | £27K | £89K | £106K | £102K |
Where Pro-Tec Alarms Limited is registered
The registered office is in Penclawdd (SA4), in the Swansea local authority area, Wales. Show SA4 3FJ on a map.
Other trade companies in SA4
- Prometheus Scaffolding LimitedScaffolders
- Ridgewood Property Group LtdBuilders
- Trident Infrastructure Projects LtdCivil engineering
- Top Tint Vehicles Commercial & Domestic LimitedMechanics and garages
- RHV Solutions LimitedElectricians
- Bay Divers Services LtdMachinery repair and installation
- Dmo Automotive Services LtdMechanics and garages
- Biggs Contracting Services LtdBuilders
What happens if Pro-Tec Alarms Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2029 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 04461740
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 June 2002 (24 years ago)
- Registered office
- Dan Y Graig, Banc Bach, Penclawdd, Swansea, SA4 3FJ
- Nature of business
- Repair of electronic and optical equipment (SIC 33130)
Installation of industrial machinery and equipment (SIC 33200) - Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 10 June 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies
Other active machinery repair and installation companies.
Frequently asked questions
When are Pro-Tec Alarms Limited's accounts due?
Pro-Tec Alarms Limited's next accounts are due at Companies House by 30 November 2027 (in 413 days), covering the period to 28 February 2027.
When is Pro-Tec Alarms Limited's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is Pro-Tec Alarms Limited still trading?
Pro-Tec Alarms Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Pro-Tec Alarms Limited do?
Pro-Tec Alarms Limited is registered under Repair of electronic and optical equipment (SIC 33130); Installation of industrial machinery and equipment (SIC 33200).
How old is Pro-Tec Alarms Limited?
Pro-Tec Alarms Limited was incorporated on 14 June 2002, 24 years ago.
What is the penalty if Pro-Tec Alarms Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Pro-Tec Alarms Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.