- Company number
- 10162829
- Incorporated
- 4 May 201610 years trading
- Registered office
- 243 Long Elmes, Harrow, Middlesex, HA3 6LE
- Nature of business
- Construction of domestic buildings; Electrical installation; Other construction installation; Retail of furniture, lighting, and similar (not musical instruments or scores) in specialised store
North Star London Ltd is a 10-year-old private limited company registered in Harrow, company number 10162829, one of 793 building contractors in Harrow. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £17K (-11.8%) on the year before, to -£162K.
- Net assets rose in 2 of 8 year-on-year comparisons on record.
- Current assets of £109K against £245K owed within a year: 0.4 times cover.
- 1 employee on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Apr 2025 | -£162K | £109K | £245K | 1 | |
| 30 Apr 2024 | -£145K | £95K | £209K | 1 | |
| 30 Apr 2023 | -£54K | £97K | £116K | 1 | |
| 30 Apr 2022 | -£38K | £64K | £102K | 2 | |
| 30 Apr 2021 | -£3,664 | £80K | £84K | 2 | |
| 30 Apr 2020 | -£12K | £65K | £78K | 0 | |
| 30 Apr 2019 | -£13K | £58K | £72K | ||
| 30 Apr 2018 | -£8,644 | £58K | £68K | ||
| 31 May 2017 | £1,703 | £78K | £76K |
Where North Star London Ltd is registered
The registered office is in Harrow (HA3), in the Harrow local authority area, London. Show HA3 6LE on a map.
Other trade companies in HA3
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- Asr234 LimitedCivil engineering
- Shine Bright With NV LtdMechanics and garages
- Direct Sparks LtdMachinery repair and installation
- Meral Decoration & Maintenance LtdPainters and decorators
- Add22 LtdCivil engineering
- Floyd Cleaners LimitedCleaning companies
- Amalia&Ioana LimitedBuilders
What happens if North Star London 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 10162829
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 May 2016 (10 years ago)
- Registered office
- 243 Long Elmes, Harrow, Middlesex, HA3 6LE
- Nature of business
- Construction of domestic buildings (SIC 41202)
Electrical installation (SIC 43210)
Other construction installation (SIC 43290)
Retail of furniture, lighting, and similar (not musical instruments or scores) in specialised store (SIC 47599) - Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 8 May 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Harrow
Other active building contractors registered in Harrow.
- Northdowns Developments Ltd2020
- Northex Ltd1997
- Northvale Builderswork Limited2022
- Nova Outdoor Solutions Limited2009
- Nova VCL Projects Limited2024
- Novamar Construct Ltd2026
- NP Group Construction Ltd2021
- NV Quality Construction Ltd2018
All building contractors in Harrow · All trades in Harrow · Builders across the UK
Frequently asked questions
When are North Star London Ltd's accounts due?
North Star London Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is North Star London Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is North Star London Ltd still trading?
North Star London 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 North Star London Ltd do?
North Star London Ltd is registered under Construction of domestic buildings (SIC 41202); Electrical installation (SIC 43210); Other construction installation (SIC 43290); Retail of furniture, lighting, and similar (not musical instruments or scores) in specialised store (SIC 47599).
How old is North Star London Ltd?
North Star London Ltd was incorporated on 4 May 2016, 10 years ago.
What is the penalty if North Star London 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 North Star London 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.