- Companies
- Installers
- Birkenhead
- S.D. Fire Systems Limited
S.D. Fire Systems Limited
- Company number
- 03294749
- Incorporated
- 19 Dec 199629 years trading
- Registered office
- 28-30 Grange Road West, Birkenhead, CH41 4DA
- Nature of business
- Other construction installation
S.D. Fire Systems Limited is a 29-year-old private limited company registered in Birkenhead, company number 03294749, one of 21 installation companies (insulation, lifts, shutters and similar) in Birkenhead. 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 up £5,030 (+78.8%) on the year before, to -£1,351.
- Net assets rose in 7 of 8 year-on-year comparisons on record.
- Current assets of £244 against £1,595 owed within a year: 0.2 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | -£1,351 | £244 | £244 | £1,595 | 0 |
| 31 Dec 2024 | -£6,381 | £1,050 | £1,050 | £7,431 | 0 |
| 31 Dec 2023 | -£6,672 | £81 | £1,381 | £8,053 | 0 |
| 31 Dec 2022 | -£14K | £156 | £1,256 | £15K | 0 |
| 31 Dec 2021 | -£14K | £3,125 | £19K | 0 | |
| 31 Dec 2020 | -£9,736 | £9,335 | £23K | 0 | |
| 31 Dec 2019 | -£11K | £12K | £28K | ||
| 31 Dec 2018 | -£19K | £6,105 | £33K | 1 | |
| 31 Dec 2017 | -£26K | £2 | £13K | £38K | 1 |
Where S.D. Fire Systems Limited is registered
The registered office is in Birkenhead (CH41), in the Wirral local authority area, North West. Show CH41 4DA on a map.
Other trade companies in CH41
- Bennetts Garage (NW) LtdMechanics and garages
- M&R Global Trading LtdCleaning companies
- Southern Rig Services UK LtdMachinery repair and installation
- NW Recovery LtdMotor traders
- J Harris & Son Roofing Services LtdRoofers
- TQ Welding Services LimitedMachinery repair and installation
- Serandib Auto Care LtdMotor traders
- Simply Sparkle LtdCleaning companies
Also registered at this address
11 other companies use the same registered office as S.D. Fire Systems Limited.
- Adams Construction (Wirral) LtdBuilders
- Cullen Construction (NW) LtdProperty developers
- Fusion Joinery LtdJoiners and carpenters
- Gemini Build & Design LtdFinishing trades
- Ian Barclay Motor Repairs LimitedMechanics and garages
- Mac Installations LimitedBuilders
- MTN Installations and Security LtdElectricians
- Pog Building Contractors LimitedProperty developers
- Procleanse LtdCleaning companies
- TDM Drainage LimitedSpecialist contractors
- Tex-Tile (NW) LtdFloor and wall tilers
What happens if S.D. Fire 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 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
- 03294749
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 December 1996 (29 years ago)
- Registered office
- 28-30 Grange Road West, Birkenhead, CH41 4DA
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 3 December 2025
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Birkenhead
Other active installation companies (insulation, lifts, shutters and similar) registered in Birkenhead.
- SKM Welding Services Limited2026
- The Cheshire Workshop Limited2024
- Vanguard Renewables Ltd2022
- A.S Facade & Fire Protection Specialists Ltd2019
- Absolute Pro NW Limited2021
- Chester Ceilings Limited2007
- Creative Design Landscapes Ltd2020
- Everclad Ltd2020
All installation companies (insulation, lifts, shutters and similar) in Birkenhead · All trades in Birkenhead · Installers across the UK
Frequently asked questions
When are S.D. Fire Systems Limited's accounts due?
S.D. Fire Systems Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is S.D. Fire Systems Limited'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 S.D. Fire Systems Limited still trading?
S.D. Fire 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 S.D. Fire Systems Limited do?
S.D. Fire Systems Limited is registered under Other construction installation (SIC 43290).
How old is S.D. Fire Systems Limited?
S.D. Fire Systems Limited was incorporated on 19 December 1996, 29 years ago.
What is the penalty if S.D. Fire 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 S.D. Fire 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.