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- CW Installations MK Limited
Company profile · Specialist contractors
CW Installations MK Limited
CW Installations MK Limited is a 12-year-old private limited company registered in Northampton, company number 09217744, one of 258 specialist construction companies in Northampton. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 September 2025, as filed at Companies House.
CW Installations MK Limited over the years
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 £16K (-9.7%) on the year before, to £146K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £264K against £180K owed within a year: 1.5 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 |
|---|---|---|---|---|---|
| 30 Sep 2025 | £146K | £264K | £180K | 2 | |
| 30 Sep 2024 | £162K | £356K | £229K | 2 | |
| 30 Sep 2023 | £127K | £238K | £127K | 2 | |
| 30 Sep 2022 | £34K | £193K | £166K | 2 | |
| 30 Sep 2021 | £78K | £162K | £91K | 2 | |
| 30 Sep 2020 | £87K | £180K | £62K | 2 | |
| 30 Sep 2019 | £77K | £123K | £72K | 2 | |
| 30 Sep 2018 | £36K | £165K | £137K | ||
| 30 Sep 2017 | £74K | £127K | £78K | ||
| 30 Sep 2016 | £12K | £22K | £56K | £48K |
Where CW Installations MK Limited is registered
The registered office is in Northampton (NN7), in the West Northamptonshire local authority area, East Midlands. Show NN7 3DW on a map.
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- Air Fireshield LtdInstallers
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- Alpha Plumbing & Air Conditioning LtdPlumbers and heating engineers
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- MLW Civils LtdCivil engineering
Also registered at this address
8 other companies use the same registered office as CW Installations MK Limited.
- Ac Electrical (MK) LimitedElectricians
- Archihouse Ltd.Property developers
- Chapclad LtdSpecialist contractors
- D B J Services LimitedMachinery repair and installation
- Mammoth Insulation Services LimitedMachinery repair and installation
- Olivia House Developments LimitedGlaziers
- RDP Cladding LtdRoofers
- Saw Brickwork LimitedSpecialist contractors
What happens if CW Installations MK 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 09217744
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 September 2014 (12 years ago)
- Registered office
- Unit 29 Northampton Road, Blisworth, Northampton, NN7 3DW
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 15 September 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Northampton
Other active specialist construction companies registered in Northampton.
- Darmi Construction Ltd2023
- Darsdale Contracts Limited2017
- Docka Industrial Doors Ltd2025
- Dombricks Ltd2021
- Drillex Ltd2026
- DTFM Ltd2026
- E & I Design and Construction Limited2012
- Elite Fence & Garden Ltd2001
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Frequently asked questions
When are CW Installations MK Limited's accounts due?
CW Installations MK Limited's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is CW Installations MK Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is CW Installations MK Limited still trading?
CW Installations MK Limited is listed as active on the Companies House register (checked 12 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 CW Installations MK Limited do?
CW Installations MK Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is CW Installations MK Limited?
CW Installations MK Limited was incorporated on 15 September 2014, 12 years ago.
What is the penalty if CW Installations MK 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 CW Installations MK Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.