- Companies
- Plumbers and heating engineers
- Alnwick
- Heatbase Ltd.
Heatbase Ltd.
- Company number
- 08444034
- Incorporated
- 14 Mar 201313 years trading
- Registered office
- Russell House, Greenwell Road, Alnwick, NE66 1HB
- Nature of business
- Plumbing, heat and air-conditioning installation
Heatbase Ltd. is a 13-year-old private limited company registered in Alnwick, company number 08444034, one of 10 plumbing and heating companies in Alnwick. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 down £1,943 (-2.5%) on the year before, to £76K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £73K against £56K owed within a year: 1.3 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Mar 2025 | £76K | £73K | £56K | 0 | |
| 31 Mar 2024 | £78K | £102K | £67K | 5 | |
| 31 Mar 2023 | £94K | £111K | £63K | 4 | |
| 31 Mar 2022 | £63K | £95K | £49K | 4 | |
| 31 Mar 2021 | £52K | £113K | £52K | 4 | |
| 31 Mar 2020 | £32K | £60K | £43K | 4 | |
| 31 Mar 2019 | £35K | £70K | £45K | 4 | |
| 31 Mar 2018 | £24K | ||||
| 31 Mar 2017 | £12K | £38K | £35K | ||
| 31 Mar 2016 | £2,446 | £44K | £54K |
Where Heatbase Ltd. is registered
The registered office is in Alnwick (NE66), in the Northumberland local authority area, North East. Show NE66 1HB on a map.
Other trade companies in NE66
- KFW Heating Northumberland LtdPlumbers and heating engineers
- P38Ne LimitedMotor traders
- Wyatt Worx LimitedMachinery repair and installation
- Armtech Services LtdMachinery repair and installation
- Farm, Estates & Property Services LimitedInstallers
- Blue Gables Laundry LtdCleaning companies
- Washd Valeting LtdMechanics and garages
- M.J. Douglas Joiner& Builder LtdSpecialist contractors
Also registered at this address
18 other companies use the same registered office as Heatbase Ltd..
- Aps Woodworks (Alnwick) LtdJoiners and carpenters
- Associate Designs LimitedProperty developers
- Bryan Gregory (Motor Engineer) LtdMechanics and garages
- Coast2Coast Painters & Decorators LtdPainters and decorators
- Davies Electrical Services LtdElectricians
- Dent-Pro N.E LtdMechanics and garages
- Green Panther Garage LtdMotor traders
- Hetton Hall Management Company LimitedProperty developers
- JBT Plumbing & Heating (Alnwick) LtdPlumbers and heating engineers
- Jog Storage Solutions LtdSpecialist contractors
- John Robson (Painters & Decorators) LtdPainters and decorators
- Jordan Furness Fencing LtdFinishing trades
- Mallan & Howard LtdJoiners and carpenters
- Northern Force LtdFinishing trades
- R Y Electrical LimitedElectricians
- S T Watson (Builders) LtdBuilders
- Simpson Services (Painters & Decorator) LtdPainters and decorators
- Stuart Yorston LimitedMechanics and garages
What happens if Heatbase 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 08444034
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 March 2013 (13 years ago)
- Registered office
- Russell House, Greenwell Road, Alnwick, NE66 1HB
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 14 March 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 Alnwick
Other active plumbing and heating companies registered in Alnwick.
- JBT Plumbing & Heating (Alnwick) Ltd2023
- KFW Heating Northumberland Ltd2026
- M.Marshall and Sons Limited2002
- N&P Plumbing and Heating Services Limited2008
- South End Plumbing and Heating Ltd2002
- The Chimney Doctor Northumberland Ltd2019
- W R Veevers & Son Limited2021
- Weightman Plumbing & Heating Ltd2024
All plumbing and heating companies in Alnwick · All trades in Alnwick · Plumbers and heating engineers across the UK
Frequently asked questions
When are Heatbase Ltd.'s accounts due?
Heatbase Ltd.'s next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Heatbase Ltd.'s CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Heatbase Ltd. still trading?
Heatbase 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 Heatbase Ltd. do?
Heatbase Ltd. is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Heatbase Ltd.?
Heatbase Ltd. was incorporated on 14 March 2013, 13 years ago.
What is the penalty if Heatbase 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 Heatbase 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.