- Companies
- Electricians
- Beccles
- Brennan Energy Ltd
Brennan Energy Ltd
- Company number
- 11678578
- Incorporated
- 15 Nov 20187 years trading
- Registered office
- 1 Cromwell Close, Beccles, Suffolk, NR34 9XE
- Nature of business
- Electrical installation
Brennan Energy Ltd is a 7-year-old private limited company registered in Beccles, company number 11678578, one of 17 electrical contractors in Beccles. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 30 December 2026 is due at HMRC on 30 December 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 down £15K (-283.4%) on the year before, to -£9,750.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £738 against £19K owed within a year: 0.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Dec 2025 | -£9,750 | £738 | £19K | 1 | |
| 30 Dec 2024 | £5,315 | £12K | £6,478 | 1 | |
| 30 Dec 2023 | £929 | £4,312 | £1,788 | 1 | |
| 30 Dec 2022 | -£2,825 | £4 | £415 | 1 | |
| 30 Dec 2021 | £196 | £4,859 | £1,960 | 1 | |
| 30 Dec 2020 | £118 | £3,061 | £1,922 | 1 | |
| 30 Dec 2019 | £13K | £6,668 | £2,986 | 1 |
Where Brennan Energy Ltd is registered
The registered office is in Beccles (NR34), in the East Suffolk local authority area, East of England. Show NR34 9XE on a map.
Other trade companies in NR34
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- Harvey Home Improvement LtdBuilders
- Block Property Developments LimitedBuilders
- Mark Doubleday Building Contractors LtdBuilders
- Waveney Hybrid Heating LimitedPlumbers and heating engineers
- Richard Durell LtdProperty developers
- Poseidon Exterior Cleaning Solutions LtdCleaning companies
- Revolution Landscapes LimitedLandscapers and gardeners
What happens if Brennan Energy 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Dec 2027 | £200 |
| 3 months late | 30 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Dec 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
- 11678578
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 November 2018 (7 years ago)
- Registered office
- 1 Cromwell Close, Beccles, Suffolk, NR34 9XE
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 December 2025
- Last confirmation statement
- 21 July 2026
- Previous names
- Energen (Ea) Ltd (until 14 Aug 2025)
JMWB Electrical Ltd (until 25 Apr 2024)
JMWB Ltd (until 21 Jul 2021)
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Beccles
Other active electrical contractors registered in Beccles.
- Brett Snowling Electrical Contractors Limited2009
- Dcinet Ltd2010
- Eclipse Electrical Solutions Ltd2017
- Et Wind Technician Ltd2025
- G Brown Electrical Ltd2016
- Hardy Renewable Services Limited2024
- James Miller Electrical Ltd2019
- Jem Electrical Contractors Limited2013
All electrical contractors in Beccles · All trades in Beccles · Electricians across the UK
Frequently asked questions
When are Brennan Energy Ltd's accounts due?
Brennan Energy Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 30 December 2026.
When is Brennan Energy Ltd's CT600 due?
The CT600 for the period to 30 December 2026 is due at HMRC by 30 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Brennan Energy Ltd still trading?
Brennan Energy 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 Brennan Energy Ltd do?
Brennan Energy Ltd is registered under Electrical installation (SIC 43210).
How old is Brennan Energy Ltd?
Brennan Energy Ltd was incorporated on 15 November 2018, 7 years ago.
What is the penalty if Brennan Energy 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 Brennan Energy 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.