- Companies
- Property developers
- Brighton
- CS Building Services South East Limited
CS Building Services South East Limited
- Company number
- 16991640
- Incorporated
- 27 Jan 2026
- Registered office
- 38 Crown Road, Brighton, East Sussex, BN41 1SH
- Nature of business
- Development of building projects; Other building completion and finishing
CS Building Services South East Limited is a newly incorporated private limited company registered in Brighton, company number 16991640, one of 314 property development companies in Brighton. Its next accounts are due at Companies House on 27 October 2027, and its first CT600 is due at HMRC on 26 January 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where CS Building Services South East Limited is registered
The registered office is in Brighton (BN41), in the Brighton and Hove local authority area, South East. Show BN41 1SH on a map.
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What happens if CS Building Services South East 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 27 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Oct 2027 to 27 Nov 2027 | £150 |
| 1 to 3 months late | 28 Nov 2027 to 27 Jan 2028 | £375 |
| 3 to 6 months late | 28 Jan 2028 to 27 Apr 2028 | £750 |
| More than 6 months late | From 28 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2029 | 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
- 16991640
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 January 2026
- Registered office
- 38 Crown Road, Brighton, East Sussex, BN41 1SH
- Nature of business
- Development of building projects (SIC 41100)
Other building completion and finishing (SIC 43390) - Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Brighton
Other active property development companies registered in Brighton.
- CS Land Group Ltd.2016
- Cut and Pitch Ltd2025
- D & D Properties Limited1995
- D J Child SPS Ltd2020
- D&E Developments Limited2006
- Dak Partnership Limited2000
- Darin Project Partners Ltd2025
- Davey Lane Developments Ltd2014
All property development companies in Brighton · All trades in Brighton · Property developers across the UK
Frequently asked questions
When are CS Building Services South East Limited's accounts due?
CS Building Services South East Limited's next accounts are due at Companies House by 27 October 2027 (in 379 days), covering the period to 31 January 2027.
When is CS Building Services South East Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 26 January 2027, due by 26 January 2028, and one for the period to 31 January 2027, due by 31 January 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is CS Building Services South East Limited still trading?
CS Building Services South East 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 CS Building Services South East Limited do?
CS Building Services South East Limited is registered under Development of building projects (SIC 41100); Other building completion and finishing (SIC 43390).
How old is CS Building Services South East Limited?
CS Building Services South East Limited was incorporated on 27 January 2026, less than a year ago.
What is the penalty if CS Building Services South East 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 CS Building Services South East 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.