- Companies
- Plumbers and heating engineers
- London
- A. G. Utilities Limited
A. G. Utilities Limited
- Company number
- 10592565
- Incorporated
- 31 Jan 20179 years trading
- Registered office
- 71 Longland Court, Rolls Road, London, SE1 5HB
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation
A. G. Utilities Limited is a 9-year-old private limited company registered in London, company number 10592565, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £5,006 on the year before, to £5,497.
- Net assets rose in 6 of 7 year-on-year comparisons on record.
- Current assets of £20K against £9,281 owed within a year: 2.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £5,497 | £20K | £9,281 | 1 | |
| 31 Jan 2024 | £491 | £21K | £11K | 1 | |
| 31 Jan 2023 | £296 | £22K | £6,120 | 1 | |
| 31 Jan 2022 | £190 | £24K | £4,779 | 1 | |
| 31 Jan 2021 | £95 | £9,112 | £8,417 | 1 | |
| 31 Jan 2020 | £45 | £8,303 | £7,658 | 1 | |
| 31 Jan 2019 | £100 | £5,112 | £4,412 | ||
| 31 Jan 2018 | -£379 | £6,487 | £6,487 |
Where A. G. Utilities Limited is registered
The registered office is in London (SE1), in the Southwark local authority area, London. Show SE1 5HB on a map.
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- Green Lane Cobham LtdProperty developers
- Ig Renewables SPV 10 LtdProperty developers
- Tapenjointers LimitedPlasterers
What happens if A. G. Utilities 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 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 10592565
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 January 2017 (9 years ago)
- Registered office
- 71 Longland Court, Rolls Road, London, SE1 5HB
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290) - Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 29 January 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 London
Other active plumbing and heating companies registered in London.
- A.A Heating Ltd2026
- A.A. Field Mechanical Services Limited2005
- A.C Ductwork Services Ltd2011
- A.J Gas & Plumbing Services Ltd2024
- A.L.T. Heating Ltd2020
- A.M Pipe Solutions Limited2020
- A.V Gas Core Ltd2019
- A1 Gasco Heating Ltd2022
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are A. G. Utilities Limited's accounts due?
A. G. Utilities Limited's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is A. G. Utilities Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is A. G. Utilities Limited still trading?
A. G. Utilities 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 A. G. Utilities Limited do?
A. G. Utilities Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290).
How old is A. G. Utilities Limited?
A. G. Utilities Limited was incorporated on 31 January 2017, 9 years ago.
What is the penalty if A. G. Utilities 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 A. G. Utilities 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.