- Companies
- Installers
- Southampton
- Thenic Projects Ltd
Thenic Projects Ltd
- Company number
- 13753803
- Incorporated
- 19 Nov 20214 years trading
- Registered office
- 34 Radway Road, Upper Shirley, Southampton, SO15 7PJ
- Nature of business
- Other construction installation
Thenic Projects Ltd is a 4-year-old private limited company registered in Southampton, company number 13753803, one of 132 installation companies (insulation, lifts, shutters and similar) in Southampton. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £7,559 (+203.5%) on the year before, to £11K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £38K against £29K owed within a year: 1.3 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 4 years, 2023 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £11K | £19K | £38K | £29K | 3 |
| 31 Mar 2025 | £3,714 | £14K | £20K | £21K | 2 |
| 31 Mar 2024 | £27K | £37K | £45K | £24K | 2 |
| 31 Mar 2023 | £34K | £30K | £60K | £34K | 2 |
Where Thenic Projects Ltd is registered
The registered office is in Southampton (SO15), in the Southampton local authority area, South East. Show SO15 7PJ on a map.
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Also registered at this address
13 other companies use the same registered office as Thenic Projects Ltd.
- Brookfield Heating LtdPlumbers and heating engineers
- Electrical Ventilation Renewables LtdInstallers
- Hannan Plumbing & Heating LtdPlumbers and heating engineers
- J&G Gibbs LimitedCivil engineering
- JMC Builders LtdSpecialist contractors
- MCC Electrical LtdElectricians
- NFT Scaffolding LtdScaffolders
- Octagon Southern LtdMotor traders
- PBH Construction LtdFinishing trades
- PMW Carpentry & Building Services LtdSpecialist contractors
- Preventive UK LtdSpecialist contractors
- Signature Roofing LimitedRoofers
- WRH Solutions LtdElectricians
What happens if Thenic Projects 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 13753803
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 November 2021 (4 years ago)
- Registered office
- 34 Radway Road, Upper Shirley, Southampton, SO15 7PJ
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 18 November 2025
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Southampton
Other active installation companies (insulation, lifts, shutters and similar) registered in Southampton.
- Thermal Services (Insulation) Ltd2010
- Thompson Insulation Limited2002
- Thorne Fencing Limited2022
- Total Projects (Southern) Limited2022
- Tranquility Contractors Limited2022
- Ubuntu 52 Ltd2023
- UK Loftsaver Ltd2025
- Vanguard PFP & Joinery Ltd2019
All installation companies (insulation, lifts, shutters and similar) in Southampton · All trades in Southampton · Installers across the UK
Frequently asked questions
When are Thenic Projects Ltd's accounts due?
Thenic Projects Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Thenic Projects Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Thenic Projects Ltd still trading?
Thenic Projects 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 Thenic Projects Ltd do?
Thenic Projects Ltd is registered under Other construction installation (SIC 43290).
How old is Thenic Projects Ltd?
Thenic Projects Ltd was incorporated on 19 November 2021, 4 years ago.
What is the penalty if Thenic Projects 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 Thenic Projects 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.