- Companies
- Finishing trades
- London
- Base Construction Group Ltd
Base Construction Group Ltd
- Company number
- 17051722
- Incorporated
- 24 Feb 2026
- Registered office
- 77 Patrick Connolly Gardens, London, E3 3BZ
- Nature of business
- Other building completion and finishing
Base Construction Group Ltd is a newly incorporated private limited company registered in London, company number 17051722, one of 3,947 building finishing companies in London. Its next accounts are due at Companies House on 24 November 2027, and its first CT600 is due at HMRC on 23 February 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Base Construction Group Ltd is registered
The registered office is in London (E3), in the Tower Hamlets local authority area, London. Show E3 3BZ on a map.
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What happens if Base Construction Group 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 24 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 25 Nov 2027 to 24 Dec 2027 | £150 |
| 1 to 3 months late | 25 Dec 2027 to 24 Feb 2028 | £375 |
| 3 to 6 months late | 25 Feb 2028 to 24 May 2028 | £750 |
| More than 6 months late | From 25 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 17051722
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 February 2026
- Registered office
- 77 Patrick Connolly Gardens, London, E3 3BZ
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 19 May 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in London
Other active building finishing companies registered in London.
- Base Contracts Limited2004
- Base Interiors Limited2000
- Basement Services Ltd2009
- Bask Interiors Ltd2017
- Bassi BPM Limited2014
- Batherra Ltd2026
- Bathroom Design & Tiles Ltd2024
- Battersea Maintenance Ltd2022
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are Base Construction Group Ltd's accounts due?
Base Construction Group Ltd's next accounts are due at Companies House by 24 November 2027 (in 408 days), covering the period to 28 February 2027.
When is Base Construction Group Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 23 February 2027, due by 23 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Base Construction Group Ltd still trading?
Base Construction Group 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 Base Construction Group Ltd do?
Base Construction Group Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Base Construction Group Ltd?
Base Construction Group Ltd was incorporated on 24 February 2026, less than a year ago.
What is the penalty if Base Construction Group 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 Base Construction Group 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.