- Company number
- 13173367
- Incorporated
- 2 Feb 20215 years trading
- Registered office
- 25 Arundel Street, 25 Arundel Street, Brighton, BN2 5TH
- Nature of business
- Construction of domestic buildings
Sussex Improvements Ltd is a 5-year-old private limited company registered in Brighton, company number 13173367, one of 191 building contractors in Brighton. 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 £38K on the year before, to -£41K.
- Net assets rose in 0 of 3 year-on-year comparisons on record.
- Current assets of £50K against £28K owed within a year: 1.8 times cover.
- 2 employees on average, up from 0 the year before.
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£41K | £50K | £28K | 2 | |
| 31 Mar 2024 | -£3,597 | £71K | £26K | 0 | |
| 31 Mar 2023 | £5,814 | £61K | £24K | 2 | |
| 28 Feb 2022 | £20K | £38K | £3,385 | 0 |
Where Sussex Improvements Ltd is registered
The registered office is in Brighton (BN2), in the Brighton and Hove local authority area, South East. Show BN2 5TH on a map.
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What happens if Sussex Improvements 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
- 13173367
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 February 2021 (5 years ago)
- Registered office
- 25 Arundel Street, 25 Arundel Street, Brighton, BN2 5TH
- 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
- 1 February 2025
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 Brighton
Other active building contractors registered in Brighton.
- Sussex Roof Care Ltd2026
- Sussex Vinyl Flooring Ltd2021
- SWS Building and Carpentry Ltd2026
- T Maurice Reg Limited2025
- T Perkins Brickwork Limited2025
- Tama Services Ltd2026
- Technical Engineering Contractors Limited2003
- Tidey Roofing and Building Specialists Ltd2011
All building contractors in Brighton · All trades in Brighton · Builders across the UK
Frequently asked questions
When are Sussex Improvements Ltd's accounts due?
Sussex Improvements 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 Sussex Improvements 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 Sussex Improvements Ltd still trading?
Sussex Improvements Ltd is listed as active on the Companies House register (checked 13 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 Sussex Improvements Ltd do?
Sussex Improvements Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Sussex Improvements Ltd?
Sussex Improvements Ltd was incorporated on 2 February 2021, 5 years ago.
What is the penalty if Sussex Improvements 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 Sussex Improvements Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.