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- Citlon Services Ltd
Company profile · Plumbers and heating engineers
Citlon Services Ltd
Citlon Services Ltd is a 1-year-old private limited company registered in London, company number 16328343, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Who runs and owns Citlon Services Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| K*** S*** | Director | Mar 2025 |
| S*** W*** | Director | Mar 2025 |
People with significant control (2)
Where Citlon Services Ltd is registered
The registered office is in London (WC1X), in the Camden local authority area, London. Show WC1X 8DX on a map.
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What happens if Citlon Services 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 16328343
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 March 2025 (1 year ago)
- Registered office
- 298A Gray's Inn Road, London, WC1X 8DX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other service activities n.e.c. (SIC 96090) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 18 March 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in London
Other active plumbing and heating companies registered in London.
- City Boiler Repair Ltd2018
- City Builders and Plumber Ltd2024
- City Flow Energy Ltd2018
- City Flow Plumbing & Heating 1 Ltd2026
- City Heating Solutions Ltd2023
- City Maintenance Services Ltd2015
- City Plumbing & Heating Limited2019
- City Plumbing 247 Ltd2026
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Citlon Services Ltd's accounts due?
Citlon Services Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Citlon Services Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Citlon Services Ltd still trading?
Citlon Services 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 Citlon Services Ltd do?
Citlon Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other service activities n.e.c. (SIC 96090).
How old is Citlon Services Ltd?
Citlon Services Ltd was incorporated on 19 March 2025, 1 year ago.
Who runs Citlon Services Ltd?
Citlon Services Ltd has 2 active directors, the longest-serving appointed in Mar 2025. Their names and service addresses are on the Companies House register.
Who owns Citlon Services Ltd?
2 people or companies have significant control of Citlon Services Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Citlon Services 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 Citlon Services Ltd 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.