- Companies
- Cleaning companies
- Stanmore
- Colpart Ltd
Colpart Ltd
- Company number
- 05505215
- Incorporated
- 11 Jul 200521 years trading
- Registered office
- Stanmore House, 28A Church Road, Stanmore, Middlesex, HA7 4AW
- Nature of business
- Other cleaning services
Colpart Ltd is a 21-year-old private limited company registered in Stanmore, company number 05505215, one of 33 cleaning companies in Stanmore. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 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 Colpart 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 £45K (+112.6%) on the year before, to £4,980.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £141K against £119K owed within a year: 1.2 times cover.
- 26 employees on average, down from 31 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £4,980 | £59K | £141K | £119K | 26 |
| 31 Mar 2025 | -£40K | £58K | £137K | £155K | 31 |
| 31 Mar 2024 | -£17K | £66K | £152K | £144K | 37 |
| 31 Mar 2023 | £86K | £138K | £181K | 38 | |
| 31 Mar 2022 | -£87K | £24K | £88K | £133K | 35 |
| 31 Mar 2021 | -£54K | £73K | £114K | £127K | 37 |
| 31 Mar 2020 | £56K | £63K | £174K | £119K | 50 |
| 31 Mar 2019 | £94K | £104K | £214K | £121K | |
| 31 Mar 2018 | £108K | £114K | £230K | £124K | |
| 31 Mar 2017 | £89K | £79K | £131K | £42K |
Where Colpart Ltd is registered
The registered office is in Stanmore (HA7), in the Harrow local authority area, London. Show HA7 4AW on a map.
Other trade companies in HA7
- Vatra Developments LtdBuilders
- Air and Waves LtdPlumbers and heating engineers
- R & R Building Services LtdFinishing trades
- Berculean BBV Ltd LtdBuilders
- Velorent LtdMotor traders
- Autex LtdMechanics and garages
- TH Motorcycles LtdMotor traders
- Ady Painting and Decorating LtdInstallers
Also registered at this address
1 other company uses the same registered office as Colpart Ltd.
- Colpart Services LimitedCleaning companies
What happens if Colpart 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 05505215
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 July 2005 (21 years ago)
- Registered office
- Stanmore House, 28A Church Road, Stanmore, Middlesex, HA7 4AW
- Nature of business
- Other cleaning services (SIC 81299)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 4 March 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Stanmore
Other active cleaning companies registered in Stanmore.
- Colpart Services Limited2020
- Cute Services Limited2017
- Deni Cleaning Services Limited2019
- Eradicate Pests Limited2017
- Essentia Cleaners Limited2023
- Exterra Clean Limited2024
- Freshstar Cleaning & Services Ltd2024
- Inc Cleaning Services Ltd2026
All cleaning companies in Stanmore · All trades in Stanmore · Cleaning companies across the UK
Frequently asked questions
When are Colpart Ltd's accounts due?
Colpart Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Colpart Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Colpart Ltd still trading?
Colpart 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 Colpart Ltd do?
Colpart Ltd is registered under Other cleaning services (SIC 81299).
How old is Colpart Ltd?
Colpart Ltd was incorporated on 11 July 2005, 21 years ago.
What is the penalty if Colpart 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 Colpart 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.