Company profile · Builders
Cambsite Ltd
Cambsite Ltd is a 8-year-old private limited company registered in Cambridge, company number 11270510, one of 238 building contractors in Cambridge. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 March 2025, as filed at Companies House.
Cambsite Ltd over the years
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 £208K (+271.4%) on the year before, to £131K.
- Net assets rose in 1 of 6 year-on-year comparisons on record.
- Current assets of £752 against £1.2M owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £131K | £413 | £752 | £1.2M | 0 |
| 31 Mar 2024 | -£77K | £8,860 | £10K | £1.1M | 4 |
| 31 Mar 2023 | -£7,768 | £1 | £2,108 | £16K | 0 |
| 31 Mar 2022 | £16 | £111 | £6,488 | £1,472 | 0 |
| 31 Mar 2021 | £435 | £8,910 | £8,910 | £2,475 | 0 |
| 31 Mar 2020 | £574 | £2,638 | £2,064 | 0 | |
| 31 Mar 2019 | £774 | £2,504 | £1,730 | 0 |
Where Cambsite Ltd is registered
The registered office is in Cambridge (CB22), in the South Cambridgeshire local authority area, East of England. Show CB22 3EW on a map.
Other trade companies in CB22
- Forgecambs LtdJoiners and carpenters
- Custom Window Cleaning Services LtdCleaning companies
- Lilly's Pristine Services LtdCleaning companies
- Central Integrated Services LimitedFinishing trades
- Astronat Property Services LtdFacilities management
- Gregory Motorcare LtdMechanics and garages
- Bamber Estates LimitedProperty developers
- Superior Solutions Group LtdCleaning companies
What happens if Cambsite 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 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 11270510
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 March 2018 (8 years ago)
- Registered office
- 59 Brewery Road, Pampisford, Cambridge, CB22 3EW
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Other letting and operating of own or leased real estate (SIC 68209)
Management of real estate on a fee or contract basis (SIC 68320) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 14 September 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 Cambridge
Other active building contractors registered in Cambridge.
- Cartainer Ltd2025
- Casa Mia Developments (No 1) Limited2011
- CB23 Ltd2021
- Chesterton Enterprise Development Trading Limited2026
- Ciampa & Sons Ltd2021
- Colin Barnes Building Services Ltd2013
- Complete Construction (Cambridge) Ltd2022
- Conington Building Consultants Limited2020
All building contractors in Cambridge · All trades in Cambridge · Builders across the UK
Frequently asked questions
When are Cambsite Ltd's accounts due?
Cambsite Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Cambsite Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Cambsite Ltd still trading?
Cambsite 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 Cambsite Ltd do?
Cambsite Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Other letting and operating of own or leased real estate (SIC 68209); Management of real estate on a fee or contract basis (SIC 68320).
How old is Cambsite Ltd?
Cambsite Ltd was incorporated on 22 March 2018, 8 years ago.
What is the penalty if Cambsite 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 Cambsite Ltd on Companies House for filed documents, officers and the full history.
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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.