- Companies
- Plumbers and heating engineers
- Windsor
- KS Boilers Services Ltd
KS Boilers Services Ltd
- Company number
- 16561575
- Incorporated
- 5 Jul 20251 year trading
- Registered office
- 32 Church Road, Old Windsor, Windsor, SL4 2PL
- Nature of business
- Plumbing, heat and air-conditioning installation
KS Boilers Services Ltd is a 1-year-old private limited company registered in Windsor, company number 16561575, one of 24 plumbing and heating companies in Windsor. Its next accounts are due at Companies House on 5 April 2027, and its first CT600 is due at HMRC on 4 July 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.
Is this your company?
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Where KS Boilers Services Ltd is registered
The registered office is in Windsor (SL4), in the Windsor and Maidenhead local authority area, South East. Show SL4 2PL on a map.
Other trade companies in SL4
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- Time Watch Repair Watford LtdRepair services
- Mobile Tyre Services 24/7 LtdMechanics and garages
- Hullscrub Thames LtdCleaning companies
- Black Rose Automotive Group LtdMotor traders
- Maldec Hatchet Farm LimitedProperty developers
- Pinehill Homes Partnerships LtdProperty developers
- Heatsense Renewables LtdElectricians
What happens if KS Boilers 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 5 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 Apr 2027 to 5 May 2027 | £150 |
| 1 to 3 months late | 6 May 2027 to 5 Jul 2027 | £375 |
| 3 to 6 months late | 6 Jul 2027 to 5 Oct 2027 | £750 |
| More than 6 months late | From 6 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 16561575
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 July 2025 (1 year ago)
- Registered office
- 32 Church Road, Old Windsor, Windsor, SL4 2PL
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 4 July 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 Windsor
Other active plumbing and heating companies registered in Windsor.
- LH Premier Property Services Limited2014
- Praetomen Limited2004
- Premium Plumbers Ltd2020
- Retro Plumbing & Heating Ltd2021
- RK Plumbing and Heating Services Limited2026
- Sa Home Services Ltd2022
- SJR Plumbing + Heating Limited2012
- T. Sloan Ltd2016
All plumbing and heating companies in Windsor · All trades in Windsor · Plumbers and heating engineers across the UK
Frequently asked questions
When are KS Boilers Services Ltd's accounts due?
KS Boilers Services Ltd's next accounts are due at Companies House by 5 April 2027 (in 174 days), covering the period to 31 July 2026.
When is KS Boilers Services 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 4 July 2026, due by 4 July 2027, and one for the period to 31 July 2026, due by 31 July 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is KS Boilers Services Ltd still trading?
KS Boilers 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 KS Boilers Services Ltd do?
KS Boilers Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is KS Boilers Services Ltd?
KS Boilers Services Ltd was incorporated on 5 July 2025, 1 year ago.
What is the penalty if KS Boilers 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 KS Boilers 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.