- Companies
- Machinery repair and installation
- London
- Maintenet Ltd
Maintenet Ltd
- Company number
- 10945722
- Incorporated
- 5 Sep 20179 years trading
- Registered office
- 19 the Circle, Queen Elizabeth Street, London, SE1 2JE
- Nature of business
- Repair of fabricated metal products; General cleaning of buildings; Other business support service activities n.e.c.
Maintenet Ltd is a 9-year-old private limited company registered in London, company number 10945722, one of 1,743 machinery repair and installation companies in London. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 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 £88K (-13.4%) on the year before, to £573K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £557K against £74K owed within a year: 7.5 times cover.
- 1 employee on average, up from 0 the year before.
- 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 Dec 2025 | £573K | £175K | £557K | £74K | 1 |
| 31 Dec 2024 | £661K | £384K | £760K | £188K | 0 |
| 31 Dec 2023 | £163K | £145K | £531K | £457K | 0 |
| 31 Dec 2022 | £161K | £113K | £510K | £438K | 0 |
| 31 Dec 2021 | £369K | £134K | £308K | £28K | 0 |
| 31 Dec 2020 | £253K | £163K | £212K | £23K | 0 |
| 31 Dec 2019 | £114K | £47K | £63K | £13K | 0 |
| 31 Dec 2018 | £38K | £28K | £39K | £1,208 |
Where Maintenet Ltd is registered
The registered office is in London (SE1), in the Southwark local authority area, London. Show SE1 2JE on a map.
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- Mahir Building Services LtdSpecialist contractors
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Also registered at this address
19 other companies use the same registered office as Maintenet Ltd.
- Adventis CD UK LtdMachinery repair and installation
- B.Decor LtdFloor and wall tilers
- Black Sixteen LimitedBuilders
- Carrapatelo Construction Engineering LtdBuilders
- Cuorma UK Ltd.Property developers
- Designspacelondon LimitedSpecialist contractors
- Egoin UK LimitedSpecialist contractors
- Full Fibre Services LtdInstallers
- Hergon Metropolitan UK LimitedCivil engineering
- Inelsa UK LtdBuilders
- Installations F&F LtdInstallers
- Lopez Landa Interiors LimitedFinishing trades
- Maysa Construction LtdSpecialist contractors
- PMF Lift Installer LtdSpecialist contractors
- R&B Installations Lifts LtdSpecialist contractors
- RC Robuilding LtdBuilders
- Site and Field UK LimitedProperty developers
- Taramelli UK LtdBuilders
- Tiburtech Build LimitedSpecialist contractors
What happens if Maintenet 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 | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 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
- 10945722
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 September 2017 (9 years ago)
- Registered office
- 19 the Circle, Queen Elizabeth Street, London, SE1 2JE
- Nature of business
- Repair of fabricated metal products (SIC 33110)
General cleaning of buildings (SIC 81210)
Other business support service activities n.e.c. (SIC 82990) - Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 20 May 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in London
Other active machinery repair and installation companies registered in London.
- Maks Power Ltd2023
- Mambo Electrics Limited2025
- Manchester Foreign Trade Co Ltd2019
- Mans Systems Ltd2023
- Manzoor Enterprise Ltd2022
- Maran CNC and 3D Solutions Ltd2023
- March and Company Marine Ltd2021
- Marincu&Luci Ltd2023
All machinery repair and installation companies in London · All trades in London · Machinery repair and installation across the UK
Frequently asked questions
When are Maintenet Ltd's accounts due?
Maintenet Ltd's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Maintenet Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Maintenet Ltd still trading?
Maintenet 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 Maintenet Ltd do?
Maintenet Ltd is registered under Repair of fabricated metal products (SIC 33110); General cleaning of buildings (SIC 81210); Other business support service activities n.e.c. (SIC 82990).
How old is Maintenet Ltd?
Maintenet Ltd was incorporated on 5 September 2017, 9 years ago.
What is the penalty if Maintenet 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 Maintenet 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.