- Companies
- Civil engineering
- Diss
- GSM Contracting Ltd
GSM Contracting Ltd
- Company number
- 17234974
- Incorporated
- 21 May 2026
- Registered office
- 4B Church Street, Diss, Norfolk, IP22 4DD
- Nature of business
- Construction of other civil engineering projects n.e.c.
GSM Contracting Ltd is a newly incorporated private limited company registered in Diss, company number 17234974, one of 11 civil engineering contractors in Diss. Its next accounts are due at Companies House on 21 February 2028, and its first CT600 is due at HMRC on 20 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 GSM Contracting Ltd is registered
The registered office is in Diss (IP22), in the South Norfolk local authority area, East of England. Show IP22 4DD on a map.
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- DJP Traffic Solutions LtdSpecialist contractors
Shared registered office
35 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if GSM Contracting 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 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 Feb 2028 to 21 Mar 2028 | £150 |
| 1 to 3 months late | 22 Mar 2028 to 21 May 2028 | £375 |
| 3 to 6 months late | 22 May 2028 to 21 Aug 2028 | £750 |
| More than 6 months late | From 22 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
- 17234974
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 May 2026
- Registered office
- 4B Church Street, Diss, Norfolk, IP22 4DD
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- 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 Diss
Other active civil engineering contractors registered in Diss.
- Higdons Cleaning Services Ltd2022
- Hydroflow Utilities Limited2026
- LHC Projects Ltd2025
- Rise Irrigation Limited2023
- Robert Murton Construction Ltd2023
- Water Source Services Ltd2022
- C F Civils Limited2016
- Cess Rail Consultants Limited2014
All civil engineering contractors in Diss · All trades in Diss · Civil engineering across the UK
Frequently asked questions
When are GSM Contracting Ltd's accounts due?
GSM Contracting Ltd's next accounts are due at Companies House by 21 February 2028 (in 496 days), covering the period to 31 May 2027.
When is GSM Contracting 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 May 2027, due by 20 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 GSM Contracting Ltd still trading?
GSM Contracting 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 GSM Contracting Ltd do?
GSM Contracting Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is GSM Contracting Ltd?
GSM Contracting Ltd was incorporated on 21 May 2026, less than a year ago.
What is the penalty if GSM Contracting 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 GSM Contracting 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.