- Companies
- Property developers
- Slough
- GSB Building Services Limited
GSB Building Services Limited
- Company number
- 16924446
- Incorporated
- 21 Dec 2025
- Registered office
- 16 Duffield Lane, Stoke Poges, Slough, SL2 4AB
- Nature of business
- Development of building projects; Management of real estate on a fee or contract basis
GSB Building Services Limited is a newly incorporated private limited company registered in Slough, company number 16924446, one of 316 property development companies in Slough. Its next accounts are due at Companies House on 21 September 2027, and its first CT600 is due at HMRC on 20 December 2027.
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 GSB Building Services Limited is registered
The registered office is in Slough (SL2), in the Buckinghamshire local authority area, South East. Show SL2 4AB on a map.
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What happens if GSB Building Services 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 21 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 Sep 2027 to 21 Oct 2027 | £150 |
| 1 to 3 months late | 22 Oct 2027 to 21 Dec 2027 | £375 |
| 3 to 6 months late | 22 Dec 2027 to 21 Mar 2028 | £750 |
| More than 6 months late | From 22 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 16924446
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 December 2025
- Registered office
- 16 Duffield Lane, Stoke Poges, Slough, SL2 4AB
- Nature of business
- Development of building projects (SIC 41100)
Management of real estate on a fee or contract basis (SIC 68320) - Year end
- 31 December (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 Slough
Other active property development companies registered in Slough.
- GSK Building Works Ltd2020
- H S Construction London Ltd.2016
- Hadeed Constructions Ltd2022
- Hammer Products UK Limited2019
- Hammersmith Ltd2024
- Handy Man & Light Haulage Services Limited2018
- Hansphull Limited2020
- Has Construction & Development Limited2026
All property development companies in Slough · All trades in Slough · Property developers across the UK
Frequently asked questions
When are GSB Building Services Limited's accounts due?
GSB Building Services Limited's next accounts are due at Companies House by 21 September 2027 (in 343 days), covering the period to 31 December 2026.
When is GSB Building Services 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 20 December 2026, due by 20 December 2027, and one for the period to 31 December 2026, due by 31 December 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is GSB Building Services Limited still trading?
GSB Building Services 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 GSB Building Services Limited do?
GSB Building Services Limited is registered under Development of building projects (SIC 41100); Management of real estate on a fee or contract basis (SIC 68320).
How old is GSB Building Services Limited?
GSB Building Services Limited was incorporated on 21 December 2025, less than a year ago.
What is the penalty if GSB Building Services 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 GSB Building Services 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.