- Company number
- 11011109
- Incorporated
- 12 Oct 20179 years trading
- Registered office
- 27 Silverdale Street, Kempston, Bedford, MK42 8BE
- Nature of business
- Construction of commercial buildings
Sebastian Building Solutions Ltd. is a 9-year-old private limited company registered in Bedford, company number 11011109, one of 281 building contractors in Bedford. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £2,088 (-1.7%) on the year before, to £122K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £12K against £137K owed within a year: 0.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £122K | £12K | £137K | 1 | |
| 31 Oct 2024 | £124K | £37K | £168K | 1 | |
| 31 Oct 2023 | £248K | £19K | £242K | 1 | |
| 31 Oct 2022 | £229K | £123 | £209K | 1 | |
| 31 Oct 2021 | £170K | £2,481 | £146K | 2 | |
| 31 Oct 2020 | £68K | £29K | £73K | 1 | |
| 31 Oct 2019 | £28K | £0 | £24K | 1 | |
| 31 Oct 2018 | £2,171 | £1,992 | £8 |
Where Sebastian Building Solutions Ltd. is registered
The registered office is in Bedford (MK42), in the Bedford local authority area, East of England. Show MK42 8BE on a map.
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What happens if Sebastian Building Solutions 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 11011109
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 October 2017 (9 years ago)
- Registered office
- 27 Silverdale Street, Kempston, Bedford, MK42 8BE
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 30 January 2026
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 Bedford
Other active building contractors registered in Bedford.
- Sebastian Contractors Ltd2015
- Seg Building & Developments Ltd2020
- Sekhon Home Improvments Ltd2019
- Shreeves Construction Ltd2019
- Siva Nik Limited2023
- SJS Building Contractors Ltd2020
- SLF Contracting Ltd2022
- Slswp Limited2020
All building contractors in Bedford · All trades in Bedford · Builders across the UK
Frequently asked questions
When are Sebastian Building Solutions Ltd.'s accounts due?
Sebastian Building Solutions Ltd.'s next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Sebastian Building Solutions Ltd.'s CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Sebastian Building Solutions Ltd. still trading?
Sebastian Building Solutions 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 Sebastian Building Solutions Ltd. do?
Sebastian Building Solutions Ltd. is registered under Construction of commercial buildings (SIC 41201).
How old is Sebastian Building Solutions Ltd.?
Sebastian Building Solutions Ltd. was incorporated on 12 October 2017, 9 years ago.
What is the penalty if Sebastian Building Solutions 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 Sebastian Building Solutions 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.