- Companies
- Machinery repair and installation
- Glasgow
- U.K. Security Systems Ltd.
U.K. Security Systems Ltd.
- Company number
- SC261431
- Incorporated
- 6 Jan 200422 years trading
- Registered office
- 51 Gavinton Street, Glasgow, G44 3HT
- Nature of business
- Repair of electrical equipment
U.K. Security Systems Ltd. is a 22-year-old private limited company registered in Glasgow, company number SC261431, one of 335 machinery repair and installation companies in Glasgow. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
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 down £31K (-41.2%) on the year before, to £44K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £71K against £66K owed within a year: 1.1 times cover.
- 6 employees on average, up from 5 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £44K | £71K | £66K | 6 | |
| 31 Dec 2024 | £75K | £91K | £69K | 5 | |
| 31 Dec 2023 | £88K | £126K | £93K | 6 | |
| 31 Dec 2022 | £84K | £95K | £63K | 7 | |
| 31 Dec 2021 | £72K | £133K | £63K | 8 | |
| 31 Dec 2020 | £78K | £142K | £70K | 8 | |
| 31 Dec 2019 | £716 | £79K | £82K | 10 | |
| 31 Dec 2018 | £839 | £75K | £75K | ||
| 31 Dec 2017 | -£39K | £57 | £50K | £97K | 9 |
| 31 Dec 2016 | -£26K | £147 | £57K | £92K | 9 |
Who runs and owns U.K. Security Systems Ltd.
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| C*** M*** | Director | Jan 2004 |
| M*** R*** | Director | Jan 2004 |
| K*** C*** | Secretary | Sep 2019 |
5 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| H*** L*** | Secretary | Aug 2005 | Jun 2019 |
| C*** M*** | Secretary | Oct 2004 | Jan 2006 |
| F*** S*** | Secretary | Jan 2004 | Oct 2004 |
| Brian Reid Ltd. | Corporate Nominee Secretary | Jan 2004 | Jan 2004 |
| Stephen Mabbott Ltd. | Nominee director (company) | Jan 2004 | Jan 2004 |
People with significant control (2)
Charges (secured borrowing)
1 of 1 registered charge is outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| The Royal Bank Of Scotland PLC | Outstanding | Jun 2012 |
Where U.K. Security Systems Ltd. is registered
The registered office is in Glasgow (G44), in the Glasgow City local authority area, Scotland. Show G44 3HT on a map.
Other trade companies in G44
- BJB Access LtdScaffolders
- Jab Energy LtdInstallers
- DS Project Management LtdCivil engineering
- Scottgas LimitedPlumbers and heating engineers
- NRB Plant LtdCivil engineering
- CMD Joinery All Aspects LtdJoiners and carpenters
- DFW Contracts LimitedInstallers
- Elevate Cleaning Solutions LtdCleaning companies
What happens if U.K. Security Systems Ltd. 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2028 | 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
- SC261431
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 January 2004 (22 years ago)
- Registered office
- 51 Gavinton Street, Glasgow, G44 3HT
- Nature of business
- Repair of electrical equipment (SIC 33140)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 6 January 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
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 in Glasgow
Other active machinery repair and installation companies registered in Glasgow.
- U.S Aviation Services Ltd2022
- Uav Missions Ltd2021
- Ultimate Ice Blasting Ltd2025
- VTF Access Ltd2025
- W2 Refrigeration Services Ltd2025
- Wa Meher Ltd2022
- Walker Engineering Services Ltd2026
- WD Catering Solutions Limited2017
All machinery repair and installation companies in Glasgow · All trades in Glasgow · Machinery repair and installation across the UK
Frequently asked questions
When are U.K. Security Systems Ltd.'s accounts due?
U.K. Security Systems Ltd.'s next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is U.K. Security Systems Ltd.'s CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is U.K. Security Systems Ltd. still trading?
U.K. Security Systems Ltd. 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 U.K. Security Systems Ltd. do?
U.K. Security Systems Ltd. is registered under Repair of electrical equipment (SIC 33140).
How old is U.K. Security Systems Ltd.?
U.K. Security Systems Ltd. was incorporated on 6 January 2004, 22 years ago.
Who runs U.K. Security Systems Ltd.?
U.K. Security Systems Ltd. has 2 active directors, the longest-serving appointed in Jan 2004. Their names and service addresses are on the Companies House register.
Who owns U.K. Security Systems Ltd.?
2 people or companies have significant control of U.K. Security Systems Ltd.: an individual (has significant influence or control); an individual (owns 25% to 50% of the shares).
What is the penalty if U.K. Security Systems Ltd. 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 U.K. Security Systems Ltd. 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.