- Companies
- Installers
- London
- 3Col Maintenance Services Ltd
3Col Maintenance Services Ltd
- Company number
- 15452227
- Incorporated
- 30 Jan 20242 years trading
- Registered office
- 5 Couchman House, Oaklands Estate, London, SW4 8NJ
- Nature of business
- Other construction installation; Painting; Other specialised construction activities n.e.c.
3Col Maintenance Services Ltd is a 2-year-old private limited company registered in London, company number 15452227, one of 2,278 installation companies (insulation, lifts, shutters and similar) in London. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for 3Col Maintenance Services LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £839 on the year before, to £840.
- Current assets of £2,200 against £3,384 owed within a year: 0.7 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £840 | £2,200 | £3,384 | 0 | |
| 31 Jan 2025 | £1 |
Where 3Col Maintenance Services Ltd is registered
The registered office is in London (SW4), in the Lambeth local authority area, London. Show SW4 8NJ on a map.
Other trade companies in SW4
- Great Tall Buildings LtdBuilders
- Omnia Renewable Solutions LimitedInstallers
- FormÅL Investments I LimitedProperty developers
- MN Properties London LimitedProperty developers
- Fresh Concepts Construction LtdBuilders
- Blissfix Plumbing and Heating LtdPlumbers and heating engineers
- MK Primecraft LtdSpecialist contractors
- Rainespropertyservices LtdCleaning companies
What happens if 3Col Maintenance 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 31 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2029 | 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
- 15452227
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 January 2024 (2 years ago)
- Registered office
- 5 Couchman House, Oaklands Estate, London, SW4 8NJ
- Nature of business
- Other construction installation (SIC 43290)
Painting (SIC 43341)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 29 January 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in London
Other active installation companies (insulation, lifts, shutters and similar) registered in London.
- 3D Lift Ltd2019
- 3S Construction Ltd2022
- 4 Power Engineering Ltd2012
- A & N Drylining Ltd2014
- A A Bah Limited2019
- A B Industrial Ltd2026
- A Plus Network Ltd2025
- A Potts Services Ltd2026
All installation companies (insulation, lifts, shutters and similar) in London · All trades in London · Installers across the UK
Frequently asked questions
When are 3Col Maintenance Services Ltd's accounts due?
3Col Maintenance Services Ltd's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is 3Col Maintenance Services Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is 3Col Maintenance Services Ltd still trading?
3Col Maintenance 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 3Col Maintenance Services Ltd do?
3Col Maintenance Services Ltd is registered under Other construction installation (SIC 43290); Painting (SIC 43341); Other specialised construction activities n.e.c. (SIC 43999).
How old is 3Col Maintenance Services Ltd?
3Col Maintenance Services Ltd was incorporated on 30 January 2024, 2 years ago.
What is the penalty if 3Col Maintenance 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 3Col Maintenance 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.