- Company number
- 10437377
- Incorporated
- 20 Oct 20169 years trading
- Registered office
- Flat 5, Sovereign House, Scout Way, London, NW7 3JW
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Painting
Aaron Builders & Maintenance Limited is a 9-year-old private limited company registered in London, company number 10437377, one of 12,075 building contractors in London. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Aaron Builders & Maintenance LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 unchanged on the year before, at £60K.
- Net assets rose in 6 of 8 year-on-year comparisons on record.
- Current assets of £59K against £15K owed within a year: 3.9 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £60K | £63K | £59K | £15K | 0 |
| 31 Mar 2024 | £60K | £70K | £26K | 0 | |
| 31 Mar 2023 | £59K | £63K | £19K | 0 | |
| 31 Mar 2022 | £40K | £36K | £11K | 0 | |
| 31 Mar 2021 | £26K | £28K | £28K | £18K | 0 |
| 31 Mar 2020 | -£21 | £3,429 | £10K | £10K | 0 |
| 31 Mar 2019 | -£392 | £4,712 | £15K | £16K | 0 |
| 31 Mar 2018 | -£725 | £6,529 | £7,254 | 0 | |
| 31 Mar 2017 | -£725 | £3,211 | £3,936 | 0 |
Where Aaron Builders & Maintenance Limited is registered
The registered office is in London (NW7), in the Barnet local authority area, London. Show NW7 3JW on a map.
Other trade companies in NW7
- Khys Collection LimitedMotor traders
- Highmark Construction LimitedSpecialist contractors
- Maysa Construction Group LtdBuilders
- Eveluna LtdBuilders
- JG Property Cleaning LtdCleaning companies
- Sil Builder LimitedSpecialist contractors
- MBL Building LtdBuilders
- Emergency Cleaning 24/7 LtdCleaning companies
What happens if Aaron Builders & Maintenance 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
- 10437377
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 October 2016 (9 years ago)
- Registered office
- Flat 5, Sovereign House, Scout Way, London, NW7 3JW
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Painting (SIC 43341) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 14 September 2025
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 London
Other active building contractors registered in London.
- Aaron Constructions London Limited2018
- Aasystemsltd Ltd2026
- Aayan Constructions UK Limited2017
- Ab & F Company Ltd2026
- Ab Build Construction Ltd2024
- Ab Construct Property Limited2024
- Ab Contracts Ltd2026
- Ab Estates and Investments Ltd2023
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Aaron Builders & Maintenance Limited's accounts due?
Aaron Builders & Maintenance 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 Aaron Builders & Maintenance 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 Aaron Builders & Maintenance Limited still trading?
Aaron Builders & Maintenance Limited is listed as active on the Companies House register (checked 13 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 Aaron Builders & Maintenance Limited do?
Aaron Builders & Maintenance Limited is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Painting (SIC 43341).
How old is Aaron Builders & Maintenance Limited?
Aaron Builders & Maintenance Limited was incorporated on 20 October 2016, 9 years ago.
What is the penalty if Aaron Builders & Maintenance 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 Aaron Builders & Maintenance Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.