- Companies
- Plumbers and heating engineers
- London
- Bartons Build Ltd
Bartons Build Ltd
- Company number
- 12163759
- Incorporated
- 19 Aug 20197 years trading
- Registered office
- 20-22 Wenlock Road, London, N1 7GU
- Nature of business
- Plumbing, heat and air-conditioning installation
Bartons Build Ltd is a 7-year-old private limited company registered in London, company number 12163759, one of 2,972 plumbing and heating companies in London. Companies House shows its accounts as overdue: they were due on 31 May 2026.
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 £382 (-67.7%) on the year before, to £182.
- Current assets of £65K against £36K owed within a year: 1.8 times cover.
- 10 employees on average, up from 8 the year before.
- Balance sheets on record for 3 years, 2020 to 2022.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2022 | £182 | £65K | £36K | 10 | |
| 31 Aug 2021 | £564 | £50K | £9,034 | 8 | |
| 31 Aug 2020 | £457 | £41K | £1,200 | 1 |
Where Bartons Build Ltd is registered
The registered office is in London (N1), in the Hackney local authority area, London. Show N1 7GU on a map.
Other trade companies in N1
- Tagwise LtdSpecialist contractors
- Sphere Aviation Solutions UK LtdMachinery repair and installation
- Get IT Done Builders LtdJoiners and carpenters
- Evolution Products LimitedMotor traders
- Fleetstone Trading LtdMotor traders
- Kenneth Brady LtdElectricians
- UK Import Export LtdBuilders
- Magic Door Services LimitedMachinery repair and installation
Shared registered office
804 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Bartons Build Ltd files late
If the accounts reach Companies House today, the late filing penalty is £750 (£1,500 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2026 to 30 Jun 2026 | £150 |
| 1 to 3 months late | 1 Jul 2026 to 31 Aug 2026 | £375 |
| 3 to 6 months late | 1 Sep 2026 to 30 Nov 2026 | £750 |
| More than 6 months late | From 1 Dec 2026 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2026 | £200 |
| 3 months late | 30 Nov 2026 | another £200 |
| 6 months late | 28 Feb 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 2027 | 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
- 12163759
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 August 2019 (7 years ago)
- Registered office
- 20-22 Wenlock Road, London, N1 7GU
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2024
- Last confirmation statement
- 18 August 2026
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 London
Other active plumbing and heating companies registered in London.
- Bass Property Services Limited2003
- Bath Drilling Direct Limited2026
- Bath London Ltd2026
- Bathfit Ltd2023
- Baverstock Plumbing and Heating Ltd2018
- Bayford Facilities Services Ltd2026
- Bazbourne (Plumbing & Heating) Limited2000
- BBS Plumbing and Heating Engineers Ltd2015
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Bartons Build Ltd's accounts due?
Bartons Build Ltd's accounts were due at Companies House on 31 May 2026 and the register shows them as overdue.
When is Bartons Build Ltd's CT600 due?
The CT600 for the period to 31 August 2025 is due at HMRC by 31 August 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2026.
Is Bartons Build Ltd still trading?
Bartons Build Ltd 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 Bartons Build Ltd do?
Bartons Build Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Bartons Build Ltd?
Bartons Build Ltd was incorporated on 19 August 2019, 7 years ago.
What is the penalty if Bartons Build 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 Bartons Build Ltd 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.