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- KNK Engineering Services Ltd
Company profile · Plumbers and heating engineers
KNK Engineering Services Ltd
KNK Engineering Services Ltd is a 1-year-old private limited company registered in Carshalton, company number 16442016, one of 35 plumbing and heating companies in Carshalton. Its next accounts are due at Companies House on 10 February 2027, and its first CT600 is due at HMRC on 9 May 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 KNK Engineering Services Ltd is registered
The registered office is in Carshalton (SM5), in the Sutton local authority area, London. Show SM5 1RN on a map.
Other trade companies in SM5
- Rich Detailz LtdMechanics and garages
- Sutton Motor and Garage LtdMechanics and garages
- Ecobuild Plumbing & Heating LtdPlumbers and heating engineers
- Aaircon Services LtdPlumbers and heating engineers
- Perthy Properties (Greenhills) LimitedProperty developers
- Jophp LimitedCleaning companies
- Pro-Type Roofing LtdRoofers
- Mic Cleaning LimitedCleaning companies
What happens if KNK Engineering 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 10 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 11 Feb 2027 to 10 Mar 2027 | £150 |
| 1 to 3 months late | 11 Mar 2027 to 10 May 2027 | £375 |
| 3 to 6 months late | 11 May 2027 to 10 Aug 2027 | £750 |
| More than 6 months late | From 11 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 16442016
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 May 2025 (1 year ago)
- Registered office
- 132 Winchcombe Road, Carshalton, SM5 1RN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 May (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 9 May 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 Carshalton
Other active plumbing and heating companies registered in Carshalton.
- Lambert Heating and Renewables Ltd2013
- London Pipefitting Limited2019
- MHP Surrey Ltd2015
- Osm Pipework Ltd2023
- P&G Heating and Plumbing Ltd2020
- Partridge Heating &Plumbing Ltd2026
- Raymond Gas Expert Limited2026
- Reliable Heating & Plumbing Limited2025
All plumbing and heating companies in Carshalton · All trades in Carshalton · Plumbers and heating engineers across the UK
Frequently asked questions
When are KNK Engineering Services Ltd's accounts due?
KNK Engineering Services Ltd's next accounts are due at Companies House by 10 February 2027 (in 121 days), covering the period to 31 May 2026.
When is KNK Engineering 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 9 May 2026, due by 9 May 2027, and one for the period to 31 May 2026, due by 31 May 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is KNK Engineering Services Ltd still trading?
KNK Engineering 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 KNK Engineering Services Ltd do?
KNK Engineering Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is KNK Engineering Services Ltd?
KNK Engineering Services Ltd was incorporated on 10 May 2025, 1 year ago.
What is the penalty if KNK Engineering 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 KNK Engineering 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.