- Companies
- Plumbers and heating engineers
- Tiverton
- K4 Service Ltd
K4 Service Ltd
- Company number
- 09335269
- Incorporated
- 1 Dec 201411 years trading
- Registered office
- Unit 2, Great Western Place Station Road, Burlescombe, Tiverton, Devon, EX16 7GW
- Nature of business
- Plumbing, heat and air-conditioning installation
K4 Service Ltd is a 11-year-old private limited company registered in Tiverton, company number 09335269, one of 21 plumbing and heating companies in Tiverton. 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.
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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 up £354K (+34.5%) on the year before, to £1.4M.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £2.3M against £1.1M owed within a year: 2.1 times cover.
- 23 employees on average, up from 21 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £1.4M | £884K | £2.3M | £1.1M | 23 |
| 31 Dec 2024 | £1M | £419K | £1.3M | £397K | 21 |
| 31 Dec 2023 | £1.1M | £119K | £1.7M | £762K | 16 |
| 31 Dec 2022 | £936K | £557K | £1.5M | £652K | 13 |
| 31 Dec 2021 | £613K | £416K | £1.2M | £642K | 9 |
| 31 Dec 2020 | £314K | £362K | £702K | £466K | 7 |
| 31 Dec 2019 | £128K | £400K | £979K | £912K | 6 |
| 31 Dec 2018 | £77K | £193K | £573K | £540K | 5 |
| 31 Dec 2017 | £83K | £314K | £260K | ||
| 31 Dec 2016 | £73K | £199K | £156K |
Public contracts won
K4 Service Ltd has one public sector contract award on record; the ones with their own published value total £122K (2021). Source: Contracts Finder and Find a Tender award notices.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| University of Plymouth | Chiller Plant Renewal for Brixham Laboratories | £122K | 29 Apr 2021 |
Where K4 Service Ltd is registered
The registered office is in Tiverton (EX16), in the Mid Devon local authority area, South West. Show EX16 7GW on a map.
Other trade companies in EX16
- Harmont Holdings LtdProperty developers
- The Pool Badger Pool Services LtdCleaning companies
- Bampton Cottages LtdProperty developers
- Complete Sheds UK LimitedBuilders
- Tiverton United LimitedBuilders
- Freeform Landscapes LtdLandscapers and gardeners
- Zlatka Oneway LimitedBuilders
- Vasil Enterprise LimitedBuilders
What happens if K4 Service 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 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
- 09335269
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 December 2014 (11 years ago)
- Registered office
- Unit 2, Great Western Place Station Road, Burlescombe, Tiverton, Devon, EX16 7GW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 29 October 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 Tiverton
Other active plumbing and heating companies registered in Tiverton.
- KG & MRS Sa Middleton Limited2006
- Leandro Silva Plumbing Limited2017
- M.W. Greenslade Ltd2011
- Plumbsmiths Limited2022
- Rainbow Heat & Power Limited2013
- S Key Plumbing & Heating Limited2010
- Treco Limited2006
- 24 HR on Call Limited2002
All plumbing and heating companies in Tiverton · All trades in Tiverton · Plumbers and heating engineers across the UK
Frequently asked questions
When are K4 Service Ltd's accounts due?
K4 Service Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is K4 Service Ltd'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 K4 Service Ltd still trading?
K4 Service 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 K4 Service Ltd do?
K4 Service Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is K4 Service Ltd?
K4 Service Ltd was incorporated on 1 December 2014, 11 years ago.
Has K4 Service Ltd won public sector contracts?
Yes. K4 Service Ltd has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £122K), most recently from UNIVERSITY OF PLYMOUTH.
What is the penalty if K4 Service 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 K4 Service 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.