- Companies
- Civil engineering
- London
- C & K Services (London) Ltd
C & K Services (London) Ltd
- Company number
- 07067123
- Incorporated
- 5 Nov 200916 years trading
- Registered office
- Office 19, Ab House, 211 Kingsbury Road, London, NW9 8AQ
- Nature of business
- Construction of other civil engineering projects n.e.c.; Other construction installation; Painting; Roofing activities
C & K Services (London) Ltd is a 16-year-old private limited company registered in London, company number 07067123, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 31 October 2026, and its first CT600 is due at HMRC on 31 October 2026.
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 £16K (-9.5%) on the year before, to £152K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £367K against £209K owed within a year: 1.8 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 10 years, 2015 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2024 | £152K | £139K | £367K | £209K | 3 |
| 31 Oct 2023 | £168K | £174K | £450K | £273K | 2 |
| 31 Oct 2022 | £133K | £242K | £398K | £255K | 3 |
| 31 Oct 2021 | £124K | £164K | £507K | £380K | 2 |
| 31 Oct 2020 | £118K | £106K | £327K | £234K | 1 |
| 30 Nov 2019 | £145K | £80K | £332K | £215K | 1 |
| 30 Nov 2018 | £136K | £67K | £373K | £256K | |
| 30 Nov 2017 | £109K | £82K | £261K | £176K | |
| 30 Nov 2016 | £100K | £71K | £335K | £264K | |
| 30 Nov 2015 | £86K | £87K | £264K | £202K |
Where C & K Services (London) Ltd is registered
The registered office is in London (NW9), in the Brent local authority area, London. Show NW9 8AQ on a map.
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What happens if C & K Services (London) 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 07067123
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 November 2009 (16 years ago)
- Registered office
- Office 19, Ab House, 211 Kingsbury Road, London, NW9 8AQ
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
Other construction installation (SIC 43290)
Painting (SIC 43341)
Roofing activities (SIC 43910) - Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2024
- Last confirmation statement
- 11 August 2026
- Charges (mortgages)
- 0 outstanding of 1 registered
- Previous names
- C & K Decorating Services Ltd (until 2 Apr 2012)
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 London
Other active civil engineering contractors registered in London.
- C Capital (London) Limited2017
- C F Express Ltd2025
- C I Utility Ltd2023
- C Stewart TM Ltd2024
- C&A Build Renovate Ltd2017
- C&J Consulting Services Ltd2023
- C.C.D General Building Ltd2019
- C.D. Rail Limited2017
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are C & K Services (London) Ltd's accounts due?
C & K Services (London) Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is C & K Services (London) Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 October 2025, due by 31 October 2026, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is C & K Services (London) Ltd still trading?
C & K Services (London) Ltd is listed as active on the Companies House register (checked 13 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 C & K Services (London) Ltd do?
C & K Services (London) Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Other construction installation (SIC 43290); Painting (SIC 43341); Roofing activities (SIC 43910).
How old is C & K Services (London) Ltd?
C & K Services (London) Ltd was incorporated on 5 November 2009, 16 years ago.
What is the penalty if C & K Services (London) 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 C & K Services (London) Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.