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- MTB Groundwork Limited
Company profile · Groundworks and demolition
MTB Groundwork Limited
MTB Groundwork Limited is a 26-year-old private limited company registered in Iver, company number 04037764, one of the UK's groundworks and demolition companies. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 March 2025, as filed at Companies House.
MTB Groundwork Limited over the years
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 £210K (+13.1%) on the year before, to £1.8M.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £1.9M against £267K owed within a year: 7.1 times cover.
- 8 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £1.8M | £1.6M | £1.9M | £267K | 8 |
| 31 Mar 2024 | £1.6M | £1.5M | £1.7M | £227K | 8 |
| 31 Mar 2023 | £1.5M | £1.5M | £1.5M | £153K | 9 |
| 31 Mar 2022 | £1.2M | £1.2M | £1.2M | £117K | 9 |
| 31 Mar 2021 | £1.1M | £1.4M | £1.4M | £325K | 9 |
| 31 Mar 2020 | £859K | £1M | £1.1M | £290K | 9 |
| 31 Mar 2019 | £631K | £757K | £227K | ||
| 31 Mar 2018 | £389K | £547K | £228K | ||
| 31 Mar 2017 | £379K | £446K | £133K | ||
| 31 Mar 2016 | £355K | £320K | £465K | £187K |
Where MTB Groundwork Limited is registered
The registered office is in Iver (SL0), in the Buckinghamshire local authority area, South East. Show SL0 9BP on a map.
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What happens if MTB Groundwork 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 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 | 1 Apr 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 | 31 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
- 04037764
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 July 2000 (26 years ago)
- Registered office
- 83 Wellesley Avenue, Iver, Buckinghamshire, SL0 9BP
- Nature of business
- Site preparation (SIC 43120)
Other construction installation (SIC 43290) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 6 February 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 Iver
Other active groundworks and demolition companies registered in Iver.
- Sutton Services Limited2000
- Geoassist Limited2000
- Moxam Formwork & Reinforcement Limited2000
- J.E. Spence & Son Limited2000
- General Groundworks Limited2000
- Carpleton Limited2000
- Bpe Specialised Drillings Limited2000
- Steve Bird Groundworks Limited2000
All groundworks and demolition companies in Iver · All trades in Iver · Groundworks and demolition across the UK
Frequently asked questions
When are MTB Groundwork Limited's accounts due?
MTB Groundwork Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is MTB Groundwork Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is MTB Groundwork Limited still trading?
MTB Groundwork 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 MTB Groundwork Limited do?
MTB Groundwork Limited is registered under Site preparation (SIC 43120); Other construction installation (SIC 43290).
How old is MTB Groundwork Limited?
MTB Groundwork Limited was incorporated on 17 July 2000, 26 years ago.
What is the penalty if MTB Groundwork 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 MTB Groundwork 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.