- Companies
- Civil engineering
- Doncaster
- SGH Civils and Surfacing Limited
SGH Civils and Surfacing Limited
- Company number
- 03144957
- Incorporated
- 11 Jan 199630 years trading
- Registered office
- Unit 1 Pitman Road, Denaby Main, Doncaster, DN12 4LJ
- Nature of business
- Construction of other civil engineering projects n.e.c.
SGH Civils and Surfacing Limited is a 30-year-old private limited company registered in Doncaster, company number 03144957, one of 170 civil engineering contractors in Doncaster. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
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 £422K (+45.4%) on the year before, to £1.3M.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £1.9M against £544K owed within a year: 3.4 times cover.
- 11 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Mar 2025 | £1.3M | £309K | £1.9M | £544K | 11 |
| 30 Mar 2024 | £928K | £143K | £3.5M | £2.6M | 11 |
| 31 Mar 2023 | £722K | £25K | £5.9M | £5.3M | 14 |
| 30 Mar 2023 | £722K | £25K | £5.9M | £5.3M | 14 |
| 31 Mar 2022 | £433K | £40K | £1.8M | £1.4M | 24 |
| 30 Mar 2022 | £433K | £40K | £1.8M | £1.4M | 24 |
| 31 Dec 2020 | £36K | £186K | £409K | £408K | 16 |
| 31 Dec 2019 | £208K | £300 | £268K | £178K | 16 |
| 31 Dec 2018 | £537K | £300 | £299K | £519K | 16 |
| 31 Dec 2017 | £495K | £79K | £409K | £479K | 16 |
Public contracts won
SGH Civils and Surfacing Limited has 2 public sector contract awards on record; the ones with their own published value total £49K (2026). Source: Contracts Finder and Find a Tender award notices. For 1 of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown. 1 of these were matched by the company's exact name because the notice gave no company number.
Awards by year
Main buyers
- City of Doncaster Council2 awards
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| City of Doncaster Council | Framework for the Provision of Housing Adaptations | Ceiling, not shown | 24 Aug 2026 |
| City of Doncaster Council | Mill Dike Channel Works | £49K | 9 Mar 2026 |
Where SGH Civils and Surfacing Limited is registered
The registered office is in Doncaster (DN12), in the Doncaster local authority area, Yorkshire and The Humber. Show DN12 4LJ on a map.
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Also registered at this address
1 other company uses the same registered office as SGH Civils and Surfacing Limited.
- SGH Surfacing LimitedCivil engineering
What happens if SGH Civils and Surfacing Limited 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Mar 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Mar 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
- 03144957
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 January 1996 (30 years ago)
- Registered office
- Unit 1 Pitman Road, Denaby Main, Doncaster, DN12 4LJ
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 March 2025
- Last confirmation statement
- 13 January 2026
- Charges (mortgages)
- 1 outstanding of 11 registered
- Previous names
- Eco Power Civil Engineering Limited (until 6 Mar 2026)
Westmoreland Civil Engineering Limited (until 29 Dec 2021)
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 Doncaster
Other active civil engineering contractors registered in Doncaster.
- SGH Surfacing Limited2020
- Shane Hotterwell Ltd2022
- Signalling Delivery Solutions Ltd2022
- Signature Rail Engineering Services Ltd2021
- Sims SMS Ltd2023
- Specialised Labour Services Ltd2021
- Spectrum Comms Ltd2024
- Steel Construction (Yorkshire) Limited2006
All civil engineering contractors in Doncaster · All trades in Doncaster · Civil engineering across the UK
Frequently asked questions
When are SGH Civils and Surfacing Limited's accounts due?
SGH Civils and Surfacing Limited's next accounts are due at Companies House by 30 December 2026 (in 78 days), covering the period to 30 March 2026.
When is SGH Civils and Surfacing Limited's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is SGH Civils and Surfacing Limited still trading?
SGH Civils and Surfacing Limited 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 SGH Civils and Surfacing Limited do?
SGH Civils and Surfacing Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is SGH Civils and Surfacing Limited?
SGH Civils and Surfacing Limited was incorporated on 11 January 1996, 30 years ago.
Has SGH Civils and Surfacing Limited won public sector contracts?
Yes. SGH Civils and Surfacing Limited has 2 contract awards from public bodies on Contracts Finder and Find a Tender (those with their own published value total £49K), most recently from City of Doncaster Council.
What is the penalty if SGH Civils and Surfacing Limited 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 SGH Civils and Surfacing Limited 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.