- Companies
- Plumbers and heating engineers
- Ashford
- Sunup Solar Thermal Heating Ltd
Sunup Solar Thermal Heating Ltd
- Company number
- 10139310
- Incorporated
- 21 Apr 201610 years trading
- Registered office
- 7 Romney Road, Willesborough, Ashford, Kent, TN24 0RW
- Nature of business
- Plumbing, heat and air-conditioning installation
Sunup Solar Thermal Heating Ltd is a 10-year-old private limited company registered in Ashford, company number 10139310, one of 137 plumbing and heating companies in Ashford. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £9,641 (-95.5%) on the year before, to £453.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £13K against £13K owed within a year: 1.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £453 | £13K | £13K | 0 | |
| 30 Apr 2024 | £10K | £17K | £6,829 | 1 | |
| 30 Apr 2023 | £60K | £15K | £75K | 0 | |
| 30 Apr 2022 | £65K | £6,708 | £71K | 0 | |
| 30 Apr 2021 | £77K | £18K | £95K | 0 | |
| 30 Apr 2020 | £81K | £750 | £81K | 0 | |
| 30 Apr 2019 | £68K | £2,292 | £71K | ||
| 30 Apr 2018 | £64K | £2,131 | £66K | ||
| 30 Apr 2017 | -£46K | £4,713 |
Where Sunup Solar Thermal Heating Ltd is registered
The registered office is in Ashford (TN24), in the Ashford local authority area, South East. Show TN24 0RW on a map.
Other trade companies in TN24
- Warmstone Plumbing & Heating LtdPlumbers and heating engineers
- Garden Doctor Landscapes LimitedLandscapers and gardeners
- Invictus Loading & Preparations LtdPlasterers
- CorÉ Cleaning and Property Services LtdCleaning companies
- Prospa Developments LtdProperty developers
- Blackcroftdevelopment LtdProperty developers
- Wright Brothers Electrical Services LtdElectricians
- 23 Pit Stop LimitedMechanics and garages
What happens if Sunup Solar Thermal Heating 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 10139310
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 April 2016 (10 years ago)
- Registered office
- 7 Romney Road, Willesborough, Ashford, Kent, TN24 0RW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 20 April 2026
- Previous names
- Lynfordes Ltd (until 16 Dec 2020)
Lynfords Ltd (until 29 Apr 2016)
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 Ashford
Other active plumbing and heating companies registered in Ashford.
- Surrey Heating Specialists Limited2015
- Surrey Renewables Ltd2021
- Swale Plumbing & Heating Limited2020
- Taylor and Sons Ltd2025
- Thames Flame Limited2014
- Thames Flame Renewables Ltd2024
- The Ashford Boiler Company Ltd2020
- The Boiler Engineer Limited2007
All plumbing and heating companies in Ashford · All trades in Ashford · Plumbers and heating engineers across the UK
Frequently asked questions
When are Sunup Solar Thermal Heating Ltd's accounts due?
Sunup Solar Thermal Heating Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Sunup Solar Thermal Heating Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Sunup Solar Thermal Heating Ltd still trading?
Sunup Solar Thermal Heating 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 Sunup Solar Thermal Heating Ltd do?
Sunup Solar Thermal Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Sunup Solar Thermal Heating Ltd?
Sunup Solar Thermal Heating Ltd was incorporated on 21 April 2016, 10 years ago.
What is the penalty if Sunup Solar Thermal Heating 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 Sunup Solar Thermal Heating 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.