- Companies
- Plumbers and heating engineers
- Northampton
- SBK (Northampton) Limited
SBK (Northampton) Limited
- Company number
- 02715693
- Incorporated
- 18 May 199234 years trading
- Registered office
- 4 Church Street, Cogenhoe, Northampton, Northamptonshire, NN7 1LS
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation
SBK (Northampton) Limited is a 34-year-old private limited company registered in Northampton, company number 02715693, one of 197 plumbing and heating companies in Northampton. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £7,811 (+25.7%) on the year before, to £38K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £32K against £5,476 owed within a year: 5.8 times cover.
- 2 employees on average during the year.
- 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 Mar 2025 | £38K | £13K | £32K | £5,476 | 2 |
| 31 Mar 2024 | £30K | £30K | £54K | £26K | 2 |
| 31 Mar 2023 | £30K | £20K | £43K | £15K | 2 |
| 31 Mar 2022 | £25K | £9,827 | £42K | £20K | 2 |
| 31 Mar 2021 | £26K | £11K | £31K | £8,341 | 2 |
| 31 Mar 2020 | £30K | £8,170 | £35K | £8,015 | 2 |
| 31 Mar 2019 | £30K | £14K | £47K | £22K | 2 |
| 31 Mar 2018 | £31K | £16K | £41K | £16K | 2 |
| 31 Mar 2017 | £14K | £14K | £36K | £31K | 2 |
| 31 Mar 2016 | -£13K | £4,756 | £41K | £59K |
Where SBK (Northampton) Limited is registered
The registered office is in Northampton (NN7), in the West Northamptonshire local authority area, East Midlands. Show NN7 1LS on a map.
Other trade companies in NN7
- Cortinox LtdSpecialist contractors
- A & J Build LimitedProperty developers
- House21 Interiors LimitedJoiners and carpenters
- Air Fireshield LtdInstallers
- Autos Ace LtdMechanics and garages
- Alpha Plumbing & Air Conditioning LtdPlumbers and heating engineers
- Antoxa Garage LimitedMechanics and garages
- MLW Civils LtdCivil engineering
What happens if SBK (Northampton) 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 02715693
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 May 1992 (34 years ago)
- Registered office
- 4 Church Street, Cogenhoe, Northampton, Northamptonshire, NN7 1LS
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 18 May 2026
- Charges (mortgages)
- 0 outstanding of 1 registered
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 Northampton
Other active plumbing and heating companies registered in Northampton.
- Sig Plumbing Ltd2024
- SJB Plumbing & Heating Limited2024
- Spheretech Limited2014
- Statom Renovations Ltd2023
- Steele's Plumbing & Heating Ltd2020
- Steve Farmer Plumbing & Heating Ltd2012
- Steve Moriarty Gas Maintenance Limited2023
- Supercool Central Limited2008
All plumbing and heating companies in Northampton · All trades in Northampton · Plumbers and heating engineers across the UK
Frequently asked questions
When are SBK (Northampton) Limited's accounts due?
SBK (Northampton) Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is SBK (Northampton) Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is SBK (Northampton) Limited still trading?
SBK (Northampton) 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 SBK (Northampton) Limited do?
SBK (Northampton) Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290).
How old is SBK (Northampton) Limited?
SBK (Northampton) Limited was incorporated on 18 May 1992, 34 years ago.
What is the penalty if SBK (Northampton) 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 SBK (Northampton) 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.