- Companies
- Specialist contractors
- Lowestoft
- Brennan Construction Limited
Brennan Construction Limited
- Company number
- 13632788
- Incorporated
- 20 Sep 20215 years trading
- Registered office
- 36 Avondale Road, Lowestoft, Suffolk, NR32 2HX
- Nature of business
- Other specialised construction activities n.e.c.
Brennan Construction Limited is a 5-year-old private limited company registered in Lowestoft, company number 13632788, one of 51 specialist construction companies in Lowestoft. Its next accounts are due at Companies House on 5 January 2028, and the CT600 for the period to 5 April 2027 is due at HMRC on 5 April 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 £4,695 (-22.5%) on the year before, to £16K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £24K against £7,971 owed within a year: 3.0 times cover.
- 1 employee on average, up from -1 the year before.
- Balance sheets on record for 5 years, 2022 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 5 Apr 2026 | £16K | £12K | £24K | £7,971 | 1 |
| 5 Apr 2025 | £21K | £18K | £30K | £6,200 | -1 |
| 5 Apr 2024 | £9,709 | £2,373 | £8,632 | £1,759 | -1 |
| 5 Apr 2023 | £13K | £2,082 | £16K | £7,277 | 1 |
| 5 Apr 2022 | £6,499 | £3,391 | £7,415 | £4,066 | 1 |
Where Brennan Construction Limited is registered
The registered office is in Lowestoft (NR32), in the East Suffolk local authority area, East of England. Show NR32 2HX on a map.
Other trade companies in NR32
- Ezra Access Solutions LtdScaffolders
- SLC Plumbing LtdPlumbers and heating engineers
- Yare Developments LimitedProperty developers
- RLB Cleaning and Maintenance LtdFacilities management
- Tech Sparrow LtdMachinery repair and installation
- A J Knights LtdProperty developers
- Cool Beans Air LtdPlumbers and heating engineers
- HR Electrical (East Anglia) LtdElectricians
What happens if Brennan Construction 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 5 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 Jan 2028 to 5 Feb 2028 | £150 |
| 1 to 3 months late | 6 Feb 2028 to 5 Apr 2028 | £375 |
| 3 to 6 months late | 6 Apr 2028 to 5 Jul 2028 | £750 |
| More than 6 months late | From 6 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 6 Apr 2028 | £200 |
| 3 months late | 5 Jul 2028 | another £200 |
| 6 months late | 5 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 5 Apr 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
- 13632788
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 September 2021 (5 years ago)
- Registered office
- 36 Avondale Road, Lowestoft, Suffolk, NR32 2HX
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 5 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 5 April 2026
- Last confirmation statement
- 19 September 2025
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Lowestoft
Other active specialist construction companies registered in Lowestoft.
- Carlton UPVC Home Improvements Limited2013
- CDS Fabrications Limited2025
- CJM Renewables Ltd2023
- Claremont Building Services Ltd2025
- Coastal Marine Support Limited2020
- CSK Fabrication Limited2023
- D A Piping Solutions Limited2015
- Damp(UK) Ltd2015
All specialist construction companies in Lowestoft · All trades in Lowestoft · Specialist contractors across the UK
Frequently asked questions
When are Brennan Construction Limited's accounts due?
Brennan Construction Limited's next accounts are due at Companies House by 5 January 2028 (in 449 days), covering the period to 5 April 2027.
When is Brennan Construction Limited's CT600 due?
The CT600 for the period to 5 April 2027 is due at HMRC by 5 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 6 January 2028.
Is Brennan Construction Limited still trading?
Brennan Construction Limited 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 Brennan Construction Limited do?
Brennan Construction Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Brennan Construction Limited?
Brennan Construction Limited was incorporated on 20 September 2021, 5 years ago.
What is the penalty if Brennan Construction 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 Brennan Construction Limited 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.