- Companies
- Groundworks and demolition
- Carshalton
- M25 Groundworks Limited
M25 Groundworks Limited
- Company number
- 13597711
- Incorporated
- 1 Sep 20215 years trading
- Registered office
- 2 Rewley Road, Carshalton, SM5 1DB
- Nature of business
- Demolition; Site preparation
M25 Groundworks Limited is a 5-year-old private limited company registered in Carshalton, company number 13597711, one of the UK's groundworks and demolition companies. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £69K (+141.2%) on the year before, to £119K.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £142K against £50K owed within a year: 2.8 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £119K | £26K | £142K | £50K | 2 |
| 30 Sep 2024 | £49K | £24K | £67K | £46K | 2 |
| 30 Sep 2023 | £37K | £44K | £52K | £52K | 1 |
| 30 Sep 2022 | £7,694 | £1,838 | £21K | £13K | 1 |
Public contracts won
M25 Groundworks Limited has one public sector contract award on record; the ones with their own published value total £27K (2025). Source: Contracts Finder and Find a Tender award notices. These were matched by the company's exact name because the notice gave no company number.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Canterbury City Council | Herne Bay Cemetery - Subsidence Work | £27K | 30 Oct 2025 |
Where M25 Groundworks Limited is registered
The registered office is in Carshalton (SM5), in the Sutton local authority area, London. Show SM5 1DB on a map.
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What happens if M25 Groundworks 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 13597711
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 September 2021 (5 years ago)
- Registered office
- 2 Rewley Road, Carshalton, SM5 1DB
- Nature of business
- Demolition (SIC 43110)
Site preparation (SIC 43120) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 31 August 2026
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Carshalton
Other active groundworks and demolition companies registered in Carshalton.
- Terrafirma Contractors Ltd2021
- 003-02092021 Ltd2021
- Umberslade Southern Limited2021
- D Sockett Groundworks Ltd2021
- Flawless Flooring Essex Limited2021
- Alc Earthworks Ltd2021
- Sil Logistics Ltd2021
- Dem2021 Limited2021
All groundworks and demolition companies in Carshalton · All trades in Carshalton · Groundworks and demolition across the UK
Frequently asked questions
When are M25 Groundworks Limited's accounts due?
M25 Groundworks Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is M25 Groundworks Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is M25 Groundworks Limited still trading?
M25 Groundworks 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 M25 Groundworks Limited do?
M25 Groundworks Limited is registered under Demolition (SIC 43110); Site preparation (SIC 43120).
How old is M25 Groundworks Limited?
M25 Groundworks Limited was incorporated on 1 September 2021, 5 years ago.
Has M25 Groundworks Limited won public sector contracts?
Yes. M25 Groundworks Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £27K), most recently from Canterbury City Council.
What is the penalty if M25 Groundworks 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 M25 Groundworks 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.