- Companies
- Civil engineering
- London
- Brothers Construction Services Limited
Brothers Construction Services Limited
- Company number
- 11129705
- Incorporated
- 2 Jan 20188 years trading
- Registered office
- C/O Archer Associates Churchill House, 120 Bunns Lane, London, NW7 2AS
- Nature of business
- Construction of other civil engineering projects n.e.c.
Brothers Construction Services Limited is a 8-year-old private limited company registered in London, company number 11129705, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 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 down £12K (-96.5%) on the year before, to £430.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £21K against £4,567 owed within a year: 4.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 8 years, 2019 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £430 | £4,540 | £21K | £4,567 | 0 |
| 31 Jan 2025 | £12K | £1,408 | £42K | £8,810 | 0 |
| 31 Jan 2024 | £17K | £5,672 | £54K | £13K | 3 |
| 31 Jan 2023 | £1,371 | £339 | £37K | £1,197 | 3 |
| 31 Jan 2022 | £1,158 | £4,153 | £40K | £1,218 | 3 |
| 31 Jan 2021 | £1,845 | £40K | £59K | £14K | 3 |
| 31 Jan 2020 | £158 | £1,374 | £4,022 | £6,910 | 3 |
| 31 Jan 2019 | £4,756 | £3,736 | £14K | £13K |
Where Brothers Construction Services Limited is registered
The registered office is in London (NW7), in the Barnet local authority area, London. Show NW7 2AS on a map.
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Shared registered office
47 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 Brothers Construction Services 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 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 11129705
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 January 2018 (8 years ago)
- Registered office
- C/O Archer Associates Churchill House, 120 Bunns Lane, London, NW7 2AS
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 1 January 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in London
Other active civil engineering contractors registered in London.
- BRS Consultancy Limited2020
- Brujula Limited2014
- BSCX Ltd2018
- BSL Consultancy Ltd2019
- BSS 4U Ltd2024
- BSSL Bedfordshire 1 Ltd2022
- BSSL Clackmannanshire 1 Ltd2023
- BSSL Derbyshire 1 Ltd2024
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Brothers Construction Services Limited's accounts due?
Brothers Construction Services Limited's next accounts are due at Companies House by 31 October 2027 (in 383 days), covering the period to 31 January 2027.
When is Brothers Construction Services Limited's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Brothers Construction Services Limited still trading?
Brothers Construction Services Limited 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 Brothers Construction Services Limited do?
Brothers Construction Services Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Brothers Construction Services Limited?
Brothers Construction Services Limited was incorporated on 2 January 2018, 8 years ago.
What is the penalty if Brothers Construction Services 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 Brothers Construction Services Limited 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.