- Companies
- Plumbers and heating engineers
- Ilford
- Ksi Heating Limited
Ksi Heating Limited
- Company number
- 16138615
- Incorporated
- 16 Dec 20241 year trading
- Registered office
- 415 Green Lane, Ilford, IG3 9TE
- Nature of business
- Plumbing, heat and air-conditioning installation
Ksi Heating Limited is a 1-year-old private limited company registered in Ilford, company number 16138615, one of 203 plumbing and heating companies in Ilford. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Ksi Heating LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Financial snapshot, 2025
From the balance sheet at 31 December 2025, as filed at Companies House.
Where Ksi Heating Limited is registered
The registered office is in Ilford (IG3), in the Redbridge local authority area, London. Show IG3 9TE on a map.
Other trade companies in IG3
- Ben Horizon LtdBuilders
- Ar Flatpack Services LimitedJoiners and carpenters
- Gurtej Construction LtdBuilders
- Noor & Deep Construction LtdBuilders
- JD Building Services & Consultancy LtdBuilders
- MSR Autohaus LtdMotor traders
- Fixright Property Maintenance LtdFloor and wall tilers
- Swyftpest Solutions LtdCleaning companies
What happens if Ksi Heating 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 16138615
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 December 2024 (1 year ago)
- Registered office
- 415 Green Lane, Ilford, IG3 9TE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 15 December 2025
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 Ilford
Other active plumbing and heating companies registered in Ilford.
- Landlord Facilities Ltd2020
- Lazard Property Solutions Limited2014
- LJS Renewables Ltd2025
- Local Gas and Heating Service Ltd2025
- Logicool Air Solutions Ltd2020
- London Boilers and Gas Ltd2021
- London Gas Ltd2022
- M & G Construction Limited1985
All plumbing and heating companies in Ilford · All trades in Ilford · Plumbers and heating engineers across the UK
Frequently asked questions
When are Ksi Heating Limited's accounts due?
Ksi Heating Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Ksi Heating Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Ksi Heating Limited still trading?
Ksi Heating 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 Ksi Heating Limited do?
Ksi Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Ksi Heating Limited?
Ksi Heating Limited was incorporated on 16 December 2024, 1 year ago.
What is the penalty if Ksi Heating 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 Ksi Heating 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.