- Company number
- 15606701
- Incorporated
- 31 Mar 20242 years trading
- Registered office
- Flat 2 Maxwell House, Barnfield Road, London, SE18 3TY
- Nature of business
- Construction of domestic buildings; Other specialised construction activities n.e.c.
Adn & GB Construction Ltd is a 2-year-old private limited company registered in London, company number 15606701, 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.
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Financial snapshot, 2025
From the balance sheet at 31 March 2025, as filed at Companies House.
Who runs and owns Adn & GB Construction Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| K*** N*** | Director | Mar 2024 |
Person with significant control
Where Adn & GB Construction Ltd is registered
The registered office is in London (SE18), in the Greenwich local authority area, London. Show SE18 3TY on a map.
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What happens if Adn & GB Construction 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 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
- 15606701
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 March 2024 (2 years ago)
- Registered office
- Flat 2 Maxwell House, Barnfield Road, London, SE18 3TY
- Nature of business
- Construction of domestic buildings (SIC 41202)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 30 March 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 London
Other active building contractors registered in London.
- Adn Contractors Ltd2025
- Adnan Builders Ltd2026
- Adnanatransconstruct Ltd2026
- Adonis Igwe Interiors Ltd2023
- Adrian Drylining Ltd2015
- Adrian Glass Facades Ltd2018
- Adrian Goron Ltd2021
- Adrian Steelworks Ltd2023
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Frequently asked questions
When are Adn & GB Construction Ltd's accounts due?
Adn & GB Construction Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Adn & GB Construction Ltd'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 Adn & GB Construction Ltd still trading?
Adn & GB Construction 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 Adn & GB Construction Ltd do?
Adn & GB Construction Ltd is registered under Construction of domestic buildings (SIC 41202); Other specialised construction activities n.e.c. (SIC 43999).
How old is Adn & GB Construction Ltd?
Adn & GB Construction Ltd was incorporated on 31 March 2024, 2 years ago.
Who runs Adn & GB Construction Ltd?
Adn & GB Construction Ltd has 1 active director, the longest-serving appointed in Mar 2024. Their names and service addresses are on the Companies House register.
Who owns Adn & GB Construction Ltd?
One person or company has significant control of Adn & GB Construction Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Adn & GB Construction 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 Adn & GB Construction 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.