- Company number
- 10686781
- Incorporated
- 23 Mar 20179 years trading
- Registered office
- 3 Hitchin Lane, Dukes Court,, Stanmore, Edgware, HA7 1FQ
- Nature of business
- Construction of domestic buildings
A&B Build Ltd is a 9-year-old private limited company registered in Edgware, company number 10686781, one of 358 building contractors in Edgware. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £45K on the year before, to £46K.
- Net assets rose in 4 of 8 year-on-year comparisons on record.
- 2 employees on average, down from 3 the year before.
- Balance sheets on record for 9 years, 2018 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £46K | £37K | 2 | ||
| 31 Mar 2025 | £259 | £32K | 3 | ||
| 31 Mar 2024 | £22K | £110K | 2 | ||
| 31 Mar 2023 | £34K | £81K | 2 | ||
| 31 Mar 2022 | £82K | £114K | 2 | ||
| 31 Mar 2021 | £27K | £67K | 2 | ||
| 31 Mar 2020 | £11K | £33K | |||
| 31 Mar 2019 | £17K | £32K | |||
| 31 Mar 2018 | £1 | £1 |
Where A&B Build Ltd is registered
The registered office is in Edgware (HA7), in the Harrow local authority area, London. Show HA7 1FQ on a map.
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- R & R Building Services LtdFinishing trades
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- Autex LtdMechanics and garages
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- Ady Painting and Decorating LtdInstallers
What happens if A&B Build 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 10686781
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 March 2017 (9 years ago)
- Registered office
- 3 Hitchin Lane, Dukes Court,, Stanmore, Edgware, HA7 1FQ
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 23 April 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 Edgware
Other active building contractors registered in Edgware.
- A&G Roofing and Building Ltd2021
- A.Kryeziu Builders Ltd2022
- Abby Construction Limited2026
- Abc Real Estate Kuwait Limited2022
- Aby Building Ltd2026
- Ace Alfa Construction Ltd2021
- Ace Construct Limited2025
- Adion Builders Ltd2022
All building contractors in Edgware · All trades in Edgware · Builders across the UK
Frequently asked questions
When are A&B Build Ltd's accounts due?
A&B Build Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is A&B Build Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is A&B Build Ltd still trading?
A&B Build 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 A&B Build Ltd do?
A&B Build Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is A&B Build Ltd?
A&B Build Ltd was incorporated on 23 March 2017, 9 years ago.
What is the penalty if A&B 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 A&B Build 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.