- Companies
- Installers
- Cambridge
- Cognisant Construction Limited
Cognisant Construction Limited
- Company number
- 15544753
- Incorporated
- 6 Mar 20242 years trading
- Registered office
- Suite A Ground Floor, ST Giles Court, 24 Castle Street, Cambridge, Cambridgeshire, CB3 0AJ
- Nature of business
- Other construction installation
Cognisant Construction Limited is a 2-year-old private limited company registered in Cambridge, company number 15544753, one of 66 installation companies (insulation, lifts, shutters and similar) in Cambridge. 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.
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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 £38K on the year before, to £38K.
- Current assets of £275K against £238K owed within a year: 1.2 times cover.
- 4 employees on average, up from 0 the year before.
- 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 Mar 2026 | £38K | £193K | £275K | £238K | 4 |
| 31 Mar 2025 | £1 | 0 |
Where Cognisant Construction Limited is registered
The registered office is in Cambridge (CB3), in the Cambridge local authority area, East of England. Show CB3 0AJ on a map.
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Also registered at this address
1 other company uses the same registered office as Cognisant Construction Limited.
- Cambridge Avenue LimitedSpecialist contractors
What happens if Cognisant Construction 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 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
- 15544753
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 March 2024 (2 years ago)
- Registered office
- Suite A Ground Floor, ST Giles Court, 24 Castle Street, Cambridge, Cambridgeshire, CB3 0AJ
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 15 October 2025
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 Cambridge
Other active installation companies (insulation, lifts, shutters and similar) registered in Cambridge.
- Colton Brickwork Limited2026
- Construction Plant Installations Limited2021
- Creative Build & Interiors Ltd2008
- Custom Builders Cambridge Limited2004
- D Osbourne Groundworks and Scaffold Services Ltd2012
- DD Mechanical Projects Ltd2017
- Djudjo Ltd2020
- Doorsafe Entry Systems Limited2019
All installation companies (insulation, lifts, shutters and similar) in Cambridge · All trades in Cambridge · Installers across the UK
Frequently asked questions
When are Cognisant Construction Limited's accounts due?
Cognisant Construction Limited's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Cognisant Construction Limited'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 Cognisant Construction Limited still trading?
Cognisant Construction 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 Cognisant Construction Limited do?
Cognisant Construction Limited is registered under Other construction installation (SIC 43290).
How old is Cognisant Construction Limited?
Cognisant Construction Limited was incorporated on 6 March 2024, 2 years ago.
What is the penalty if Cognisant Construction 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 Cognisant Construction 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.