- Companies
- Civil engineering
- Canterbury
- GWSW UK Ltd
GWSW UK Ltd
- Company number
- 17208043
- Incorporated
- 8 May 2026
- Registered office
- 34B Simmonds Road, Canterbury, Kent, CT1 3RA
- Nature of business
- Construction of roads and motorways
GWSW UK Ltd is a newly incorporated private limited company registered in Canterbury, company number 17208043, one of 39 civil engineering contractors in Canterbury. Its next accounts are due at Companies House on 8 February 2028, and its first CT600 is due at HMRC on 7 May 2028.
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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Where GWSW UK Ltd is registered
The registered office is in Canterbury (CT1), in the Canterbury local authority area, South East. Show CT1 3RA on a map.
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Also registered at this address
18 other companies use the same registered office as GWSW UK Ltd.
- Abbott Contractors LtdSpecialist contractors
- Anko Capital LtdBuilders
- Ecotherm-Mep LtdElectricians
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- Goodplumbing.Co.UK LimitedPlumbers and heating engineers
- Greenstove Solutions LimitedPlumbers and heating engineers
- J C Performance Roofing LimitedRoofers
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- Kent Commercial Body Works LimitedMachinery repair and installation
- Kent Cooling Company LtdPlumbers and heating engineers
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- Nexhaus Konstruct LtdBuilders
- Nexhaus Living LtdSpecialist contractors
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- Whitstable and Canterbury Plumbing and Heating LimitedPlumbers and heating engineers
What happens if GWSW UK 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 8 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 9 Feb 2028 to 8 Mar 2028 | £150 |
| 1 to 3 months late | 9 Mar 2028 to 8 May 2028 | £375 |
| 3 to 6 months late | 9 May 2028 to 8 Aug 2028 | £750 |
| More than 6 months late | From 9 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 17208043
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 May 2026
- Registered office
- 34B Simmonds Road, Canterbury, Kent, CT1 3RA
- Nature of business
- Construction of roads and motorways (SIC 42110)
- Year end
- 31 May (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Canterbury
Other active civil engineering contractors registered in Canterbury.
- J J Mullane Ltd2002
- JC Surveying Ltd2017
- JDG Access Limited2015
- Joseph James Groundworks Limited2023
- Karllee Construction (UK) Ltd2012
- London Independent Rail Services Ltd2013
- Matt Ziomek Ltd2025
- Mjbirse Ltd2025
All civil engineering contractors in Canterbury · All trades in Canterbury · Civil engineering across the UK
Frequently asked questions
When are GWSW UK Ltd's accounts due?
GWSW UK Ltd's next accounts are due at Companies House by 8 February 2028 (in 483 days), covering the period to 31 May 2027.
When is GWSW UK 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 7 May 2027, due by 7 May 2028, and one for the period to 31 May 2027, due by 31 May 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is GWSW UK Ltd still trading?
GWSW UK 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 GWSW UK Ltd do?
GWSW UK Ltd is registered under Construction of roads and motorways (SIC 42110).
How old is GWSW UK Ltd?
GWSW UK Ltd was incorporated on 8 May 2026, less than a year ago.
What is the penalty if GWSW UK 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 GWSW UK 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.