- Company number
- 13433630
- Incorporated
- 2 Jun 20215 years trading
- Registered office
- Littlehaven House, 24-26, Littlehaven Lane, Horsham, RH12 4HT
- Nature of business
- Construction of domestic buildings
MJS Groundworks Ltd is a 5-year-old private limited company registered in Horsham, company number 13433630, one of 105 building contractors in Horsham. 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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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 down £7,606 (-28.2%) on the year before, to £19K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £24K against £64K owed within a year: 0.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2022 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £19K | £24K | £64K | 1 | |
| 31 Mar 2025 | £27K | £26K | £53K | 1 | |
| 31 Mar 2024 | £3,146 | £16K | £68K | 1 | |
| 31 Mar 2023 | £1,019 | £13K | £75K | 1 | |
| 31 Mar 2022 | £2,831 | £16K | £73K | 0 |
Where MJS Groundworks Ltd is registered
The registered office is in Horsham (RH12), in the Horsham local authority area, South East. Show RH12 4HT on a map.
Other trade companies in RH12
- Ravenscroft Design LtdBuilders
- Greenblade Group LtdLandscapers and gardeners
- Carter Cook Construction LimitedProperty developers
- RN Property Solution LtdFinishing trades
- Bell & Son Construction LtdProperty developers
- Ihk Automotive LtdMechanics and garages
- Bubberts Cleaning Partnership LtdCleaning companies
- TD Garden Maintenance LtdLandscapers and gardeners
Also registered at this address
8 other companies use the same registered office as MJS Groundworks Ltd.
- BNF Landscaping LtdLandscapers and gardeners
- Campsey Interiors LtdPlumbers and heating engineers
- Cooks Electrical LtdElectricians
- Custom Coachworks (Burgess Hill) LtdMechanics and garages
- Custom Coachworks (Uckfield) LtdMechanics and garages
- GSR Cars LtdMechanics and garages
- L A Cole Scaffolding LtdScaffolders
- Teasdale’S Electrical Services LtdElectricians
What happens if MJS 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 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
- 13433630
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 June 2021 (5 years ago)
- Registered office
- Littlehaven House, 24-26, Littlehaven Lane, Horsham, RH12 4HT
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 8 June 2026
- Previous names
- MJS (Sussex) Ltd (until 8 Jul 2021)
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Horsham
Other active building contractors registered in Horsham.
- MRWG Construction Limited2025
- Mtpo Civil Engineering Ltd2020
- Oakwood Design Group Ltd2026
- Parsons Carpentry and Construction Limited2023
- Paul Johnston Ltd2010
- PH Steel Ltd2012
- Pilcot Construction Ltd2013
- Projectbuild21 Ltd2021
All building contractors in Horsham · All trades in Horsham · Builders across the UK
Frequently asked questions
When are MJS Groundworks Ltd's accounts due?
MJS Groundworks Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is MJS Groundworks Ltd'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 MJS Groundworks Ltd still trading?
MJS 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 MJS Groundworks Ltd do?
MJS Groundworks Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is MJS Groundworks Ltd?
MJS Groundworks Ltd was incorporated on 2 June 2021, 5 years ago.
What is the penalty if MJS 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 MJS 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.