- Companies
- Specialist contractors
- Sheffield
- SDX Construction Ltd
SDX Construction Ltd
- Company number
- 16194073
- Incorporated
- 20 Jan 20251 year trading
- Registered office
- Unit 4A, Rutland Way, Sheffield, S3 8DG
- Nature of business
- Other specialised construction activities n.e.c.
SDX Construction Ltd is a 1-year-old private limited company registered in Sheffield, company number 16194073, one of 267 specialist construction companies in Sheffield. Its next accounts are due at Companies House on 20 October 2026, and its first CT600 is due at HMRC on 19 January 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Who runs and owns SDX Construction Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| A*** D*** | Director | Jan 2025 |
Person with significant control
Where SDX Construction Ltd is registered
The registered office is in Sheffield (S3), in the Sheffield local authority area, Yorkshire and The Humber. Show S3 8DG on a map.
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Also registered at this address
22 other companies use the same registered office as SDX Construction Ltd.
- Belvedere Build LtdBuilders
- BP Joinery Manufacturing LtdJoiners and carpenters
- Chambers Ventilation Services LimitedPlumbers and heating engineers
- Clark Developments (Yorkshire) LtdBuilders
- Cornerstone Masonry & Construction LtdBuilders
- Creative Building Projects LimitedFinishing trades
- Crosshouse Decorating LimitedPainters and decorators
- Ecotech Electrical LtdElectricians
- German Kitchen Outlet LimitedJoiners and carpenters
- Johnstone Construction Management LimitedBuilders
- Leger Building LimitedGlaziers
- Mattersey Developments LimitedProperty developers
- MH Cooling LtdPlumbers and heating engineers
- Northern Compliance Services LimitedElectricians
- P Keats Plumbing and Heating LtdPlumbers and heating engineers
- Phoenix Collingwood LimitedSpecialist contractors
- S Chilton Electrical LimitedElectricians
- S Elliott Roofing LtdRoofers
- Scuff 2 Buff Cosmetic Repairs LimitedMechanics and garages
- Simon Broughton Brickwork LtdInstallers
- Square Kitchens & Bathrooms LimitedJoiners and carpenters
- Tom Dronfield Landscapes LimitedLandscapers and gardeners
What happens if SDX Construction 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 20 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 21 Oct 2026 to 20 Nov 2026 | £150 |
| 1 to 3 months late | 21 Nov 2026 to 20 Jan 2027 | £375 |
| 3 to 6 months late | 21 Jan 2027 to 20 Apr 2027 | £750 |
| More than 6 months late | From 21 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16194073
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 January 2025 (1 year ago)
- Registered office
- Unit 4A, Rutland Way, Sheffield, S3 8DG
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 30 September 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Sheffield
Other active specialist construction companies registered in Sheffield.
- Sejemba & Co Ltd2023
- Self Build & Contract Floors Limited2006
- SFS Building Ltd2020
- SGL Safety Ltd2015
- SGSD Ltd2022
- Sheaf Brickwork Limited2000
- Sheaf Construction Ltd2019
- Shepworth Construction Limited2014
All specialist construction companies in Sheffield · All trades in Sheffield · Specialist contractors across the UK
Frequently asked questions
When are SDX Construction Ltd's accounts due?
SDX Construction Ltd's next accounts are due at Companies House by 20 October 2026 (in 8 days), covering the period to 31 January 2026.
When is SDX Construction Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 19 January 2026, due by 19 January 2027, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is SDX Construction Ltd still trading?
SDX Construction 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 SDX Construction Ltd do?
SDX Construction Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is SDX Construction Ltd?
SDX Construction Ltd was incorporated on 20 January 2025, 1 year ago.
Who runs SDX Construction Ltd?
SDX Construction Ltd has 1 active director, the longest-serving appointed in Jan 2025. Their names and service addresses are on the Companies House register.
Who owns SDX Construction Ltd?
One person or company has significant control of SDX Construction Ltd: an individual (owns 75% or more of the shares).
What is the penalty if SDX Construction 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 SDX Construction 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.