- Companies
- Electricians
- Deeside
- FST Systems Limited
FST Systems Limited
- Company number
- 13540704
- Incorporated
- 30 Jul 20215 years trading
- Registered office
- Unit 3B, Deeside Industrial Park, Deeside, CH5 2JZ
- Nature of business
- Electrical installation
FST Systems Limited is a 5-year-old private limited company registered in Deeside, company number 13540704, one of 15 electrical contractors in Deeside. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 up £22K (+145.2%) on the year before, to £37K.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £87K against £79K owed within a year: 1.1 times cover.
- 6 employees on average, up from 3 the year before.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £37K | £87K | £79K | 6 | |
| 31 Jul 2024 | £15K | £77K | £79K | 3 | |
| 31 Jul 2023 | £12K | £42K | £41K | 2 | |
| 31 Jul 2022 | £882 | £1,246 | £8,328 | 1 |
Where FST Systems Limited is registered
The registered office is in Deeside (CH5), in the Flintshire local authority area, Wales. Show CH5 2JZ on a map.
Other trade companies in CH5
- LF Civil Engineering LtdBuilders
- Nexa Facilities Management LtdFacilities management
- Veltrix Direct LimitedMotor traders
- Clwydian Developments LtdSpecialist contractors
- PCT Installations LimitedMachinery repair and installation
- SM Plant & Groundwork LtdSpecialist contractors
- LPH Electrical Solutions LtdElectricians
- Kane Property Development LtdProperty developers
What happens if FST Systems 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 13540704
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 July 2021 (5 years ago)
- Registered office
- Unit 3B, Deeside Industrial Park, Deeside, CH5 2JZ
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 29 May 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Deeside
Other active electrical contractors registered in Deeside.
- George Oliver Electrical Limited2020
- HSB Renewable Energy Ltd2021
- Mara Electrical Ltd2010
- R D Electrical Contractors Limited2004
- S J Ward Electrical Ltd2025
- Stantech Electrical Services Limited1992
- Wepre Limited2017
- Willow Systems Ltd2024
All electrical contractors in Deeside · All trades in Deeside · Electricians across the UK
Frequently asked questions
When are FST Systems Limited's accounts due?
FST Systems Limited's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is FST Systems Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is FST Systems Limited still trading?
FST Systems 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 FST Systems Limited do?
FST Systems Limited is registered under Electrical installation (SIC 43210).
How old is FST Systems Limited?
FST Systems Limited was incorporated on 30 July 2021, 5 years ago.
What is the penalty if FST Systems 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 FST Systems 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.