LK Heat Ltd
- Company number
- 09574040
- Incorporated
- 5 May 201511 years trading
- Registered office
- The Knowle Thurston Road, Great Barton, Bury St Edmunds, Suffolk, IP31 2PW
- Nature of business
- Plumbing, heat and air-conditioning installation
LK Heat Ltd is a 11-year-old private limited company registered in Bury St Edmunds, company number 09574040, one of 65 plumbing and heating companies in Bury St Edmunds. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £4,545 on the year before, to £4,670.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £16K against £20K owed within a year: 0.8 times cover.
- 2 employees on average during the year.
- 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 May 2025 | £4,670 | £16K | £20K | 2 | |
| 31 May 2024 | £125 | £12K | £12K | 2 | |
| 31 May 2023 | £251 | £17K | £17K | 2 | |
| 31 May 2022 | £2,628 | £23K | £20K | 2 | |
| 31 May 2021 | £3,958 | £28K | £24K | 2 | |
| 31 May 2020 | £980 | £31K | £30K | 2 | |
| 31 May 2019 | £138 | £7,612 | £7,413 | 2 | |
| 31 May 2018 | £83 | £5,131 | £4,987 | 2 | |
| 31 May 2017 | £869 | £8,008 | £6,604 | ||
| 31 May 2016 | £622 | £6,980 | £6,358 |
Where LK Heat Ltd is registered
The registered office is in Bury St Edmunds (IP31), in the West Suffolk local authority area, East of England. Show IP31 2PW on a map.
Other trade companies in IP31
- Pafield Services LtdFloor and wall tilers
- Eastbrook Homes LimitedProperty developers
- Corebuild Construction (East Anglia) LimitedGroundworks and demolition
- Blue Wren Projects LtdProperty developers
- Refind Barn LtdProperty developers
- Phaze 3 LimitedCivil engineering
- Fixurz LtdSpecialist contractors
- Tuneup Auto Repair LtdMechanics and garages
What happens if LK Heat 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 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
- 09574040
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 May 2015 (11 years ago)
- Registered office
- The Knowle Thurston Road, Great Barton, Bury St Edmunds, Suffolk, IP31 2PW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 5 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 Bury St Edmunds
Other active plumbing and heating companies registered in Bury St Edmunds.
- MKP Plumbing & Property Maintenance Ltd2026
- Netzero Works Renewables Ltd2026
- Nextgen Energy and Heating Limited2024
- Northern Water Limited2025
- Ogac Ltd2024
- One Call Plumbing Emergencies Ltd2025
- Pearl Plumbing Ltd2026
- Peter Keeble Plumbing & Heating Limited2008
All plumbing and heating companies in Bury St Edmunds · All trades in Bury St Edmunds · Plumbers and heating engineers across the UK
Frequently asked questions
When are LK Heat Ltd's accounts due?
LK Heat Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is LK Heat Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is LK Heat Ltd still trading?
LK Heat 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 LK Heat Ltd do?
LK Heat Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is LK Heat Ltd?
LK Heat Ltd was incorporated on 5 May 2015, 11 years ago.
What is the penalty if LK Heat 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 LK Heat 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.