Company profile · Installers
Dcu Ltd
Dcu Ltd is a 8-year-old private limited company registered in Winchester, company number 11107462, one of 22 installation companies (insulation, lifts, shutters and similar) in Winchester. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 December 2025, as filed at Companies House.
Dcu Ltd over the years
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 £1,941 (+0.8%) on the year before, to £240K.
- Net assets rose in 6 of 7 year-on-year comparisons on record.
- Current assets of £289K against £64K owed within a year: 4.5 times cover.
- 5 employees on average, up from 4 the year before.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £240K | £141K | £289K | £64K | 5 |
| 31 Dec 2024 | £238K | £139K | £272K | £50K | 4 |
| 31 Dec 2023 | £278K | £280K | £324K | £67K | 2 |
| 31 Dec 2022 | £157K | £267K | £138K | 2 | |
| 31 Dec 2021 | £113K | £160K | £286K | £182K | 2 |
| 31 Dec 2020 | £66K | £33K | £179K | £26K | 1 |
| 31 Dec 2019 | £16K | £29K | £31K | £16K | 1 |
| 31 Dec 2018 | £13K | £20K | £21K | £9,197 | 1 |
Where Dcu Ltd is registered
The registered office is in Winchester (SO23), in the Winchester local authority area, South East. Show SO23 7DR on a map.
Other trade companies in SO23
- Aeronix LimitedPlumbers and heating engineers
- Z Cubic Home LtdJoiners and carpenters
- Fordstone Groundworks & Civil Engineering LtdCivil engineering
- Osr Homes LtdBuilders
- Welborne LS LimitedProperty developers
- Charlecote Sussex LimitedSpecialist contractors
- Shorewood Pankridge Street LtdBuilders
- The Home & Garden Collective LtdBuilders
Also registered at this address
17 other companies use the same registered office as Dcu Ltd.
- Cannons Heating Services LimitedPlumbers and heating engineers
- Clean Extreme LtdCleaning companies
- Crouch & Cole Developments LtdBuilders
- Crouch Construction Services LimitedCivil engineering
- Eighty Two Construction LtdBuilders
- Floor Covering Company LtdFloor and wall tilers
- Hendo and Co LtdProperty developers
- Hugh Lumby Advisory LimitedProperty developers
- Marjoribanks Consulting LtdCivil engineering
- Notion Services LtdFinishing trades
- Polygon Property Maintenance LimitedFinishing trades
- Renplicity LtdSpecialist contractors
- Rhla LtdLandscapers and gardeners
- Rig Electrics LimitedElectricians
- Superyacht Interiors (UK) LtdInstallers
- Wright Choice Homes LtdFinishing trades
- Xpert Heating Services LtdPlumbers and heating engineers
What happens if Dcu 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 11107462
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 December 2017 (8 years ago)
- Registered office
- Newfrith House, 21 Hyde Street, Winchester, SO23 7DR
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 25 January 2026
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 Winchester
Other active installation companies (insulation, lifts, shutters and similar) registered in Winchester.
- Doorgear Ltd.2002
- Elite FPS Limited2000
- Fis Facades Ltd2022
- Garrison Fencing Ltd2026
- GLK Installations Limited2002
- Griffin Precast Products Limited2023
- Jor Groundworks and Driveways Ltd2024
- K & M Fencing Limited2013
All installation companies (insulation, lifts, shutters and similar) in Winchester · All trades in Winchester · Installers across the UK
Frequently asked questions
When are Dcu Ltd's accounts due?
Dcu Ltd's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Dcu Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Dcu Ltd still trading?
Dcu 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 Dcu Ltd do?
Dcu Ltd is registered under Other construction installation (SIC 43290).
How old is Dcu Ltd?
Dcu Ltd was incorporated on 12 December 2017, 8 years ago.
What is the penalty if Dcu 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 Dcu 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.