- Companies
- Machinery repair and installation
- Wellingborough
- Sterling Installations Limited
Sterling Installations Limited
- Company number
- 03816328
- Incorporated
- 29 Jul 199927 years trading
- Registered office
- 128-129 Leyland Complex, Irthlingborough Road, Wellingborough, Northamptonshire, NN8 1RT
- Nature of business
- Repair of other equipment; Plumbing, heat and air-conditioning installation
Sterling Installations Limited is a 27-year-old private limited company registered in Wellingborough, company number 03816328, one of 50 machinery repair and installation companies in Wellingborough. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £32K (+27.4%) on the year before, to £149K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £277K against £173K owed within a year: 1.6 times cover.
- 8 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 Aug 2025 | £149K | £4,614 | £277K | £173K | 8 |
| 31 Aug 2024 | £117K | £23K | £230K | £127K | 8 |
| 31 Aug 2023 | £95K | £32K | £294K | £210K | 8 |
| 31 Aug 2022 | £66K | £19K | £265K | £208K | 11 |
| 31 Aug 2021 | £72K | £57K | £308K | £238K | 11 |
| 31 Aug 2020 | £77K | £119K | £458K | £388K | 16 |
| 31 Aug 2019 | £77K | £13K | £407K | £391K | 14 |
| 31 Aug 2018 | £124K | £50K | £460K | £395K | 17 |
| 31 Aug 2017 | £106K | £20K | £425K | £375K | 18 |
| 31 Aug 2016 | £103K | £7,737 | £344K | £279K |
Public contracts won
Sterling Installations Limited has one public sector contract award on record; the ones with their own published value total £49K (2025). Source: Contracts Finder and Find a Tender award notices.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| West Northamptonshire Council | Bugbrooke Community Primary School - Boiler Replacement | £49K | 1 Sep 2025 |
Where Sterling Installations Limited is registered
The registered office is in Wellingborough (NN8), in the North Northamptonshire local authority area, East Midlands. Show NN8 1RT on a map.
Other trade companies in NN8
- Coral Recovery LtdMechanics and garages
- Agolli Construction LtdCivil engineering
- Everyguard Property Maintenance LtdBuilders
- Phoenix Exterior Cleaning LtdCleaning companies
- Richservices11 LtdBuilders
- D A Paving LtdFinishing trades
- Id Construction and Renovation Services LtdBuilders
- LS Roofing LtdRoofers
What happens if Sterling Installations 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 03816328
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 July 1999 (27 years ago)
- Registered office
- 128-129 Leyland Complex, Irthlingborough Road, Wellingborough, Northamptonshire, NN8 1RT
- Nature of business
- Repair of other equipment (SIC 33190)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 18 April 2026
- Charges (mortgages)
- 0 outstanding of 2 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 Wellingborough
Other active machinery repair and installation companies registered in Wellingborough.
- Titans Park Home Services Limited2016
- Vielec International Investments Ltd2026
- Wolf-Tech Engineering Limited2014
- York Maintenance & Welding Limited2015
- 3Jmie Ltd2024
- Ajm Technologies Ltd2024
- Ascenda Lifts Ltd2024
- Blue Box Design and Laser Servicing Limited2022
All machinery repair and installation companies in Wellingborough · All trades in Wellingborough · Machinery repair and installation across the UK
Frequently asked questions
When are Sterling Installations Limited's accounts due?
Sterling Installations Limited's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Sterling Installations Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Sterling Installations Limited still trading?
Sterling Installations 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 Sterling Installations Limited do?
Sterling Installations Limited is registered under Repair of other equipment (SIC 33190); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Sterling Installations Limited?
Sterling Installations Limited was incorporated on 29 July 1999, 27 years ago.
Has Sterling Installations Limited won public sector contracts?
Yes. Sterling Installations Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £49K), most recently from West Northamptonshire Council.
What is the penalty if Sterling Installations 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 Sterling Installations 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.