- Company number
- 15002440
- Incorporated
- 13 Jul 20233 years trading
- Registered office
- 167-169 Great Portland Street, London, W1W 5PF
- Nature of business
- Construction of commercial buildings; Electrical installation; Freight transport by road; Other information technology service activities
Compsan Limited is a 3-year-old private limited company registered in London, company number 15002440, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
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 Compsan LimitedOr 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 £1,312 (+52.1%) on the year before, to £3,829.
- Current assets of £5,337 against £1,508 owed within a year: 3.5 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £3,829 | £3,537 | £5,337 | £1,508 | 1 |
| 31 Jul 2024 | £2,517 | £4,034 | £1,517 | 0 |
Who runs and owns Compsan Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| E*** T*** | Director | Jul 2023 |
Person with significant control
Where Compsan Limited is registered
The registered office is in London (W1W), in the Westminster local authority area, London. Show W1W 5PF on a map.
Other trade companies in W1W
- Civaris LtdSpecialist contractors
- R&R Construction Group LtdBuilders
- Aurum Cooling LtdPlumbers and heating engineers
- Steam Wood Stone LtdFinishing trades
- Hau Developments LimitedProperty developers
- Group Atlas Financial 83 LtdPainters and decorators
- Energy Reward LtdMotor traders
- Holly’S Housekeeping LtdCleaning companies
Shared registered office
1,494 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Compsan 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 15002440
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 July 2023 (3 years ago)
- Registered office
- 167-169 Great Portland Street, London, W1W 5PF
- Nature of business
- Construction of commercial buildings (SIC 41201)
Electrical installation (SIC 43210)
Freight transport by road (SIC 49410)
Other information technology service activities (SIC 62090) - Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 4 January 2026
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 London
Other active building contractors registered in London.
- Concannon Plastering Ltd2005
- Concept 3 Construction Ltd2014
- Concept Building Work UK Limited2021
- Concept Design Builders Ltd2019
- Concept London Road Limited2021
- Conceptual Designs Ltd2013
- Concrete Construction Ltd2025
- Condal Ltd2020
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Compsan Limited's accounts due?
Compsan Limited's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is Compsan Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Compsan Limited still trading?
Compsan 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 Compsan Limited do?
Compsan Limited is registered under Construction of commercial buildings (SIC 41201); Electrical installation (SIC 43210); Freight transport by road (SIC 49410); Other information technology service activities (SIC 62090).
How old is Compsan Limited?
Compsan Limited was incorporated on 13 July 2023, 3 years ago.
Who runs Compsan Limited?
Compsan Limited has 1 active director, the longest-serving appointed in Jul 2023. Their names and service addresses are on the Companies House register.
Who owns Compsan Limited?
One person or company has significant control of Compsan Limited: an individual (owns 75% or more of the shares).
What is the penalty if Compsan 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 Compsan 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.