- Companies
- Civil engineering
- Slough
- SB Planning Services Ltd
SB Planning Services Ltd
- Company number
- 07654659
- Incorporated
- 1 Jun 201115 years trading
- Registered office
- 56 Scholars Walk, Langley, Slough, SL3 8LY
- Nature of business
- Construction of other civil engineering projects n.e.c.
SB Planning Services Ltd is a 15-year-old private limited company registered in Slough, company number 07654659, one of 39 civil engineering contractors in Slough. 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 £4,886 (-137.9%) on the year before, to -£8,430.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £8,722 against £17K owed within a year: 0.5 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£8,430 | £8,722 | £17K | 2 | |
| 31 Mar 2024 | -£3,544 | £5,079 | £8,886 | 2 | |
| 31 Mar 2023 | £3,399 | £6,277 | £3,376 | 2 | |
| 31 Mar 2022 | £5,520 | £14K | £9,780 | 2 | |
| 31 Mar 2021 | £8,474 | £22K | £14K | 2 | |
| 31 Mar 2020 | £1,561 | £17K | £16K | 2 | |
| 30 Jun 2019 | £1,499 | £19K | £19K | ||
| 30 Jun 2018 | £1,175 | £34K | |||
| 30 Jun 2017 | £1,253 | £3,725 | £3,725 | £85K | |
| 30 Jun 2016 | £18K | £19K | £34K |
Where SB Planning Services Ltd is registered
The registered office is in Slough (SL3), in the Slough local authority area, South East. Show SL3 8LY on a map.
Other trade companies in SL3
- Tac Design & Build LtdFinishing trades
- G&S Formwork LtdBuilders
- Klenzo LtdCleaning companies
- West London Crown Construction LtdBuilders
- Dahlia Investment Group LimitedProperty developers
- Ekon Electrics LtdElectricians
- R&G Maintenance LtdCleaning companies
- Cornerstone Homes & Estates LtdProperty developers
What happens if SB Planning Services 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
- 07654659
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 June 2011 (15 years ago)
- Registered office
- 56 Scholars Walk, Langley, Slough, SL3 8LY
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 5 September 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Slough
Other active civil engineering contractors registered in Slough.
- Shipright Limited2013
- Stenning Services Limited2025
- Termoglass Ltd2013
- Toner Rail Services Ltd2013
- Yashraj Construction Limited2023
- Asb Construction Limited2013
- Astron Engineers Limited2012
- Atc Rail Consulting Ltd2016
All civil engineering contractors in Slough · All trades in Slough · Civil engineering across the UK
Frequently asked questions
When are SB Planning Services Ltd's accounts due?
SB Planning Services Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is SB Planning Services 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 SB Planning Services Ltd still trading?
SB Planning Services 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 SB Planning Services Ltd do?
SB Planning Services Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is SB Planning Services Ltd?
SB Planning Services Ltd was incorporated on 1 June 2011, 15 years ago.
What is the penalty if SB Planning Services 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 SB Planning Services 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.