- Companies
- Civil engineering
- Carlisle
- GB Groundworks Ltd
GB Groundworks Ltd
- Company number
- 17470936
- Incorporated
- 21 Sep 2026
- Registered office
- TGP Suite 17, Tannery House, Harraby Green Business Park, Carlisle, Cumbria, CA1 2SS
- Nature of business
- Construction of other civil engineering projects n.e.c.
GB Groundworks Ltd is a newly incorporated private limited company registered in Carlisle, company number 17470936, one of 48 civil engineering contractors in Carlisle. Its next accounts are due at Companies House on 21 June 2028, and its first CT600 is due at HMRC on 20 September 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 GB Groundworks Ltd is registered
The registered office is in Carlisle (CA1), in the Cumberland local authority area, North West. Show CA1 2SS on a map.
Other trade companies in CA1
- Fine Finish Interiors LtdJoiners and carpenters
- Oak End Construction & Management LtdProperty developers
- GS10 Trading LimitedMotor traders
- Overbuilt UK LtdMotor traders
- Fire Door 360 LimitedJoiners and carpenters
- Carlisle Remapping LtdMechanics and garages
- Adam G Smith LimitedPlumbers and heating engineers
- Siw Groundworks LimitedInstallers
Also registered at this address
2 other companies use the same registered office as GB Groundworks Ltd.
- Carlisle Remapping LtdMechanics and garages
- Overbuilt UK LtdMotor traders
What happens if GB Groundworks 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 21 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 Jun 2028 to 21 Jul 2028 | £150 |
| 1 to 3 months late | 22 Jul 2028 to 21 Sep 2028 | £375 |
| 3 to 6 months late | 22 Sep 2028 to 21 Dec 2028 | £750 |
| More than 6 months late | From 22 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 17470936
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 September 2026
- Registered office
- TGP Suite 17, Tannery House, Harraby Green Business Park, Carlisle, Cumbria, CA1 2SS
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 September (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 Carlisle
Other active civil engineering contractors registered in Carlisle.
- Heam Court Properties and Management Limited2025
- Irving Builders Limited2006
- JF Smith Engineering Limited2011
- JRB Contracting Ltd2025
- Leeds South Esco Limited2026
- Leeds South Heat Network Limited2026
- Maple Utility Solutions Ltd2025
- Mitchell Surfacing Ltd2020
All civil engineering contractors in Carlisle · All trades in Carlisle · Civil engineering across the UK
Frequently asked questions
When are GB Groundworks Ltd's accounts due?
GB Groundworks Ltd's next accounts are due at Companies House by 21 June 2028 (in 617 days), covering the period to 30 September 2027.
When is GB Groundworks 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 20 September 2027, due by 20 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is GB Groundworks Ltd still trading?
GB Groundworks 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 GB Groundworks Ltd do?
GB Groundworks Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is GB Groundworks Ltd?
GB Groundworks Ltd was incorporated on 21 September 2026, less than a year ago.
What is the penalty if GB Groundworks 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 GB Groundworks 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.