- Companies
- Civil engineering
- Canterbury
- CSJ Clerk of Works Services Limited
CSJ Clerk of Works Services Limited
- Company number
- 11684247
- Incorporated
- 19 Nov 20187 years trading
- Registered office
- Camburgh House, 27 New Dover Road, Canterbury, Kent, CT1 3DN
- Nature of business
- Construction of other civil engineering projects n.e.c.
CSJ Clerk of Works Services Limited is a 7-year-old private limited company registered in Canterbury, company number 11684247, one of 39 civil engineering contractors in Canterbury. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.
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 down £12K (-32%) on the year before, to £26K.
- Net assets rose in 4 of 6 year-on-year comparisons on record.
- Current assets of £71K against £46K owed within a year: 1.5 times cover.
- 1 employee on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Nov 2025 | £26K | £62K | £71K | £46K | 1 |
| 30 Nov 2024 | £38K | £80K | £88K | £51K | 1 |
| 30 Nov 2023 | £46K | £54K | £64K | £21K | 1 |
| 30 Nov 2022 | £36K | £44K | £14K | 1 | |
| 30 Nov 2021 | £30K | £44K | £18K | 1 | |
| 30 Nov 2020 | £13K | £17K | £7,683 | 1 | |
| 30 Nov 2019 | £12K | £36K | £26K | 1 |
Where CSJ Clerk of Works Services Limited is registered
The registered office is in Canterbury (CT1), in the Canterbury local authority area, South East. Show CT1 3DN on a map.
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Shared registered office
85 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 CSJ Clerk of Works Services 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 11684247
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 November 2018 (7 years ago)
- Registered office
- Camburgh House, 27 New Dover Road, Canterbury, Kent, CT1 3DN
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 18 November 2025
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Canterbury
Other active civil engineering contractors registered in Canterbury.
- DG Wetlands Ltd2023
- Enstore Ltd2022
- FJB Rail Engineering Ltd2023
- Flint Bespoke Properties Limited2019
- G B H Rail Ltd2016
- Ginko679 Limited2022
- GW Renovations Ltd2018
- GWSW UK Ltd2026
All civil engineering contractors in Canterbury · All trades in Canterbury · Civil engineering across the UK
Frequently asked questions
When are CSJ Clerk of Works Services Limited's accounts due?
CSJ Clerk of Works Services Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is CSJ Clerk of Works Services Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is CSJ Clerk of Works Services Limited still trading?
CSJ Clerk of Works Services 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 CSJ Clerk of Works Services Limited do?
CSJ Clerk of Works Services Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is CSJ Clerk of Works Services Limited?
CSJ Clerk of Works Services Limited was incorporated on 19 November 2018, 7 years ago.
What is the penalty if CSJ Clerk of Works Services 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 CSJ Clerk of Works Services 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.