- Companies
- Civil engineering
- Towcester
- Brennan Building & Civil Engineering Limited
Brennan Building & Civil Engineering Limited
- Company number
- 03643079
- Incorporated
- 2 Oct 199828 years trading
- Registered office
- Unit 1 Lucas Bridge Business Park, 1 Old Greens Norton Road, Towcester, Northamptonshire, NN12 8AX
- Nature of business
- Construction of other civil engineering projects n.e.c.
Brennan Building & Civil Engineering Limited is a 28-year-old private limited company registered in Towcester, company number 03643079, one of 14 civil engineering contractors in Towcester. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
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 £684K (+17.3%) on the year before, to £4.6M.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £4M against £909K owed within a year: 4.4 times cover.
- 17 employees on average, down from 20 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £4.6M | £3.4M | £4M | £909K | 17 |
| 31 Jul 2024 | £4M | £1.8M | £2.8M | £912K | 20 |
| 31 Jul 2023 | £3.8M | £2.5M | £3.9M | £1.6M | 22 |
| 31 Jul 2022 | £2.8M | £1.5M | £3.2M | £1.8M | 27 |
| 31 Jul 2021 | £2.8M | £1.2M | £2.4M | £1.2M | 27 |
| 31 Jul 2020 | £2.4M | £1.3M | £2M | £828K | 28 |
| 31 Jul 2019 | £2.5M | £1.4M | £2.6M | £1.1M | 31 |
| 31 Jul 2018 | £2.2M | £869K | £2.6M | £1.5M | 33 |
| 31 Jul 2017 | £2M | £1.1M | £2.1M | £919K | 39 |
| 31 Jul 2016 | £1.6M | £953K | £2.5M | £1.7M |
Who runs and owns Brennan Building & Civil Engineering Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (4)
| Name | Role | Appointed |
|---|---|---|
| R*** B*** | Director | Feb 1999 |
| P*** D*** | Director | Jun 2000 |
| C*** B*** | Director | Oct 2011 |
| C*** B*** | Secretary | Feb 1999 |
2 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| White Rose Formations Limited | Corporate Nominee Secretary | Oct 1998 | Feb 1999 |
| Wrf International Limited | Nominee director (company) | Oct 1998 | Feb 1999 |
People with significant control (2)
Charges (secured borrowing)
1 of 4 registered charges are outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| Skipton Building Society | Outstanding | Nov 2004 |
| Barclays Bank PLC | Satisfied Dec 2012 | Sep 2009 |
| Technical & General Guarantee Company Limited | Satisfied May 2010 | Mar 2005 |
| Norwich And Peterborough Building Society | Satisfied May 2010 | May 2003 |
Where Brennan Building & Civil Engineering Limited is registered
The registered office is in Towcester (NN12), in the West Northamptonshire local authority area, East Midlands. Show NN12 8AX on a map.
Other trade companies in NN12
- Abpearce LimitedProperty developers
- Ajpearce LimitedElectricians
- Eays Rent LtdMechanics and garages
- Oske Equestrian LimitedSpecialist contractors
- Felix Painting LtdBuilders
- JF Electrical Solutions LtdElectricians
- Church's Electrical LimitedElectricians
- J.R Auto Engineering LtdMechanics and garages
Also registered at this address
19 other companies use the same registered office as Brennan Building & Civil Engineering Limited.
- Abode Creations LtdFloor and wall tilers
- Allen Groundcare LimitedLandscapers and gardeners
- Andy Reid Paving Services LtdInstallers
- Cbrennan Engineering LtdCivil engineering
- CCSF Group LimitedMechanics and garages
- Cherwell Industrial Doors LimitedInstallers
- Derry Civils LtdCivil engineering
- Dpo Lifts LimitedInstallers
- Escape Room Adventures LtdProperty developers
- Faith Systems LimitedElectricians
- Greater London Paving LtdCivil engineering
- J Exley Engineering LimitedMechanics and garages
- Labrum Engineering LimitedPlumbers and heating engineers
- Mailcrafters UK LtdMachinery repair and installation
- SRD Engineering Solutions LimitedPlumbers and heating engineers
- T.J.A. Surveying Services LimitedSpecialist contractors
- Tip Top Carpentry & Building Solutions LtdSpecialist contractors
- TPC (Automotive) Europe LtdMotor traders
- Whitepark Services LtdMotor traders
What happens if Brennan Building & Civil Engineering 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 03643079
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 October 1998 (28 years ago)
- Registered office
- Unit 1 Lucas Bridge Business Park, 1 Old Greens Norton Road, Towcester, Northamptonshire, NN12 8AX
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 2 October 2025
- Charges (mortgages)
- 1 outstanding of 4 registered
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 Towcester
Other active civil engineering contractors registered in Towcester.
- Cbrennan Engineering Ltd2016
- Construction Services (Duncote) Limited1997
- Derry Civils Ltd2021
- DGC Consulting Limited2024
- GLP Group Services Ltd2023
- Greater London Paving Ltd2014
- Isthatlevel Ltd2008
- Landmark Contractors Limited2018
All civil engineering contractors in Towcester · All trades in Towcester · Civil engineering across the UK
Frequently asked questions
When are Brennan Building & Civil Engineering Limited's accounts due?
Brennan Building & Civil Engineering Limited's next accounts are due at Companies House by 30 April 2027 (in 198 days), covering the period to 31 July 2026.
When is Brennan Building & Civil Engineering Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Brennan Building & Civil Engineering Limited still trading?
Brennan Building & Civil Engineering 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 Brennan Building & Civil Engineering Limited do?
Brennan Building & Civil Engineering Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Brennan Building & Civil Engineering Limited?
Brennan Building & Civil Engineering Limited was incorporated on 2 October 1998, 28 years ago.
Who runs Brennan Building & Civil Engineering Limited?
Brennan Building & Civil Engineering Limited has 3 active directors, the longest-serving appointed in Feb 1999. Their names and service addresses are on the Companies House register.
Who owns Brennan Building & Civil Engineering Limited?
2 people or companies have significant control of Brennan Building & Civil Engineering Limited: an individual (owns 50% to 75% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Brennan Building & Civil Engineering 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 Building & Civil Engineering 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.