- Companies
- Plumbers and heating engineers
- Sittingbourne
- Spitfire Building Services Kent Ltd
Spitfire Building Services Kent Ltd
- Company number
- 13375026
- Incorporated
- 4 May 20215 years trading
- Registered office
- 70 Woodstock Road, Sittingbourne, ME10 4HN
- Nature of business
- Plumbing, heat and air-conditioning installation; Engineering related scientific and technical consulting activities
Spitfire Building Services Kent Ltd is a 5-year-old private limited company registered in Sittingbourne, company number 13375026, one of 52 plumbing and heating companies in Sittingbourne. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £137 (-60.4%) on the year before, to £90.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £29K against £31K owed within a year: 0.9 times cover.
- 1 employee on average during the year.
- 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 May 2025 | £90 | £29K | £31K | 1 | |
| 31 May 2024 | £227 | £24K | £24K | 1 | |
| 31 May 2023 | £14 | £15K | £20K | 1 | |
| 31 May 2022 | £80K | £10K | £87K | £15K | 0 |
Where Spitfire Building Services Kent Ltd is registered
The registered office is in Sittingbourne (ME10), in the Swale local authority area, South East. Show ME10 4HN on a map.
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What happens if Spitfire Building Services Kent 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 13375026
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 May 2021 (5 years ago)
- Registered office
- 70 Woodstock Road, Sittingbourne, ME10 4HN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Engineering related scientific and technical consulting activities (SIC 71122) - Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 16 November 2025
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Sittingbourne
Other active plumbing and heating companies registered in Sittingbourne.
- Stangate Plumbing & Heating Ltd2025
- Sterling Heat Ltd2019
- Stevensons Heating Services Limited2025
- Traditional Building Supplies Ltd2013
- Tri-Mech Ltd2021
- TW Cooling Ltd2020
- Valley Plumbing Ltd2017
- Water & Gas Service Limited2002
All plumbing and heating companies in Sittingbourne · All trades in Sittingbourne · Plumbers and heating engineers across the UK
Frequently asked questions
When are Spitfire Building Services Kent Ltd's accounts due?
Spitfire Building Services Kent Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is Spitfire Building Services Kent Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Spitfire Building Services Kent Ltd still trading?
Spitfire Building Services Kent 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 Spitfire Building Services Kent Ltd do?
Spitfire Building Services Kent Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Engineering related scientific and technical consulting activities (SIC 71122).
How old is Spitfire Building Services Kent Ltd?
Spitfire Building Services Kent Ltd was incorporated on 4 May 2021, 5 years ago.
What is the penalty if Spitfire Building Services Kent 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 Spitfire Building Services Kent 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.