- Company number
- 08810005
- Incorporated
- 11 Dec 201312 years trading
- Registered office
- 31 Hanson Drive, Loughton, Essex, IG10 2EF
- Nature of business
- Construction of domestic buildings; Other building and industrial cleaning activities
Csi: Maintenance Ltd is a 12-year-old private limited company registered in Loughton, company number 08810005, one of 167 building contractors in Loughton. 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 up £9,792 (+38.3%) on the year before, to £35K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £28K against £58K owed within a year: 0.5 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Dec 2025 | £35K | £28K | £58K | 0 | |
| 31 Dec 2024 | £26K | £20K | £39K | 0 | |
| 31 Dec 2023 | £21K | £9,906 | £25K | 0 | |
| 31 Dec 2022 | £9,760 | £17K | £17K | 0 | |
| 31 Dec 2021 | £17K | £22K | £27K | 0 | |
| 31 Dec 2020 | £13K | £21K | £17K | 0 | |
| 31 Dec 2019 | £7,064 | £16K | £24K | 0 | |
| 31 Dec 2018 | £117 | £12K | £13K | ||
| 31 Dec 2017 | £131 | £17K | £18K | ||
| 31 Dec 2016 | £178 | £4,642 | £6,549 |
Where Csi: Maintenance Ltd is registered
The registered office is in Loughton (IG10), in the Epping Forest local authority area, East of England. Show IG10 2EF on a map.
Other trade companies in IG10
- J Group Poplar Grove LtdProperty developers
- Istrati Civil Engineering LtdSpecialist contractors
- Vlad 71 LtdBuilders
- Ajs Resolutions LimitedLandscapers and gardeners
- Alex Undercover LtdSpecialist contractors
- Bekio Covenant Holdings LtdCleaning companies
- Apex UK Drylining LtdInstallers
- H & H Bespoke Services LtdPainters and decorators
What happens if Csi: Maintenance 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
- 08810005
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 December 2013 (12 years ago)
- Registered office
- 31 Hanson Drive, Loughton, Essex, IG10 2EF
- Nature of business
- Construction of domestic buildings (SIC 41202)
Other building and industrial cleaning activities (SIC 81229) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 11 December 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Loughton
Other active building contractors registered in Loughton.
- D Meta Construction Limited2022
- D. Cawley & Sons Limited1985
- Danaila Construction Management Ltd2018
- Dco Construction Limited2024
- Devine Flooring Ltd.2016
- Di Prestige Build Ltd2025
- Dil Pro Ltd2019
- Dngu Construction Ltd2026
All building contractors in Loughton · All trades in Loughton · Builders across the UK
Frequently asked questions
When are Csi: Maintenance Ltd's accounts due?
Csi: Maintenance Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Csi: Maintenance 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 Csi: Maintenance Ltd still trading?
Csi: Maintenance 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 Csi: Maintenance Ltd do?
Csi: Maintenance Ltd is registered under Construction of domestic buildings (SIC 41202); Other building and industrial cleaning activities (SIC 81229).
How old is Csi: Maintenance Ltd?
Csi: Maintenance Ltd was incorporated on 11 December 2013, 12 years ago.
What is the penalty if Csi: Maintenance 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 Csi: Maintenance 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.