- Companies
- Plumbers and heating engineers
- Birmingham
- A1 Energy Services Ltd
A1 Energy Services Ltd
- Company number
- 13391790
- Incorporated
- 12 May 20215 years trading
- Registered office
- 152 Station Road, Stechford, Birmingham, B33 8BT
- Nature of business
- Plumbing, heat and air-conditioning installation
A1 Energy Services Ltd is a 5-year-old private limited company registered in Birmingham, company number 13391790, one of 475 plumbing and heating companies in Birmingham. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £20 (+0.6%) on the year before, to -£3,387.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £77K against £74K owed within a year: 1.0 times cover.
- 2 employees on average, up from 1 the year before.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | -£3,387 | £77K | £74K | 2 | |
| 31 May 2024 | -£3,407 | £28K | £28K | 1 | |
| 31 May 2023 | £4,077 | £73K | £68K | 1 | |
| 31 May 2022 | £6,546 | £8,405 | £2,467 | 1 |
Where A1 Energy Services Ltd is registered
The registered office is in Birmingham (B33), in the Birmingham local authority area, West Midlands. Show B33 8BT on a map.
Other trade companies in B33
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- J Truck LtdMechanics and garages
- Pamiri Energy UK LtdCivil engineering
- Cool and Heat Distribution LtdMachinery repair and installation
Shared registered office
38 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 A1 Energy Services 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 13391790
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 May 2021 (5 years ago)
- Registered office
- 152 Station Road, Stechford, Birmingham, B33 8BT
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 10 April 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Birmingham
Other active plumbing and heating companies registered in Birmingham.
- A1 Trading Birmingham Limited2026
- Aan Insulation Ltd2024
- Ab Carpentry Kitchens & Bathrooms Limited2018
- Ac Mate Ltd2025
- Ace Environmental Services (UK) Limited2004
- Aces Security & Electrical Ltd2003
- Activate Power Service Ltd2021
- Ad Gas & Heating Ltd2023
All plumbing and heating companies in Birmingham · All trades in Birmingham · Plumbers and heating engineers across the UK
Frequently asked questions
When are A1 Energy Services Ltd's accounts due?
A1 Energy Services Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is A1 Energy Services Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is A1 Energy Services Ltd still trading?
A1 Energy Services 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 A1 Energy Services Ltd do?
A1 Energy Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is A1 Energy Services Ltd?
A1 Energy Services Ltd was incorporated on 12 May 2021, 5 years ago.
What is the penalty if A1 Energy Services 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 A1 Energy Services 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.