- Companies
- Finishing trades
- Southampton
- Dectech Limited
Dectech Limited
- Company number
- 05671960
- Incorporated
- 11 Jan 200620 years trading
- Registered office
- 64 Heath Road, Locks Heath, Southampton, Hampshire, SO31 6PJ
- Nature of business
- Other building completion and finishing
Dectech Limited is a 20-year-old private limited company registered in Southampton, company number 05671960, one of 181 building finishing companies in Southampton. 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 up £6,174 (+8.1%) on the year before, to £83K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £298K against £260K owed within a year: 1.1 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 |
|---|---|---|---|---|---|
| 30 Apr 2025 | £83K | £99K | £298K | £260K | 2 |
| 30 Apr 2024 | £76K | £183K | £400K | £374K | 2 |
| 30 Apr 2023 | £39K | £181K | £380K | £396K | 2 |
| 30 Apr 2022 | £14K | £116K | £334K | £382K | 2 |
| 30 Apr 2021 | £14K | £122K | £336K | £391K | 2 |
| 30 Apr 2020 | £1,997 | £77K | £237K | £312K | 3 |
| 30 Apr 2019 | £67K | £29K | £359K | £373K | 3 |
| 30 Apr 2018 | £75K | £76K | £285K | £293K | 3 |
| 30 Apr 2017 | £66K | £0 | £285K | £305K | 3 |
| 30 Apr 2016 | £133K | £156K | £400K | £359K |
Where Dectech Limited is registered
The registered office is in Southampton (SO31), in the Fareham local authority area, South East. Show SO31 6PJ on a map.
Other trade companies in SO31
- MNC Cleaning LtdCleaning companies
- Mars Eng. LtdMachinery repair and installation
- Amc Plumbing and Heating LtdPlumbers and heating engineers
- Pride & Bloom LtdLandscapers and gardeners
- Hampshire Heating and Cooling LtdPlumbers and heating engineers
- Kelpie Landscape & Build LtdFinishing trades
- FSC Facilities Services LtdInstallers
- Fitton & Redding Services LimitedMechanics and garages
What happens if Dectech Limited 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
- 05671960
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 January 2006 (20 years ago)
- Registered office
- 64 Heath Road, Locks Heath, Southampton, Hampshire, SO31 6PJ
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 11 January 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Southampton
Other active building finishing companies registered in Southampton.
- DK South Building Services Ltd2023
- Double Glazing Southampton Ltd2023
- DTP Plastering Limited2022
- Dukes Building Services Ltd2010
- Eden Southampton Limited2024
- Ejm Building Ltd2025
- Ejm Building Services Limited2023
- Ejm Driveways & Roofing Ltd2025
All building finishing companies in Southampton · All trades in Southampton · Finishing trades across the UK
Frequently asked questions
When are Dectech Limited's accounts due?
Dectech Limited's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Dectech Limited'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 Dectech Limited still trading?
Dectech Limited 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 Dectech Limited do?
Dectech Limited is registered under Other building completion and finishing (SIC 43390).
How old is Dectech Limited?
Dectech Limited was incorporated on 11 January 2006, 20 years ago.
What is the penalty if Dectech Limited 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 Dectech Limited 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.