- Companies
- Specialist contractors
- Margate
- Build South East Limited
Build South East Limited
- Company number
- 07837313
- Incorporated
- 7 Nov 201114 years trading
- Registered office
- 39 Garrard Avenue, Margate, Kent, CT9 5PY
- Nature of business
- Other specialised construction activities n.e.c.
Build South East Limited is a 14-year-old private limited company registered in Margate, company number 07837313, one of 29 specialist construction companies in Margate. 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 up £27K (+126.1%) on the year before, to £48K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £76K against £68K owed within a year: 1.1 times cover.
- 5 employees on average, down from 7 the year before.
- 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 Oct 2025 | £48K | £13K | £76K | £68K | 5 |
| 30 Sep 2024 | £21K | £769 | £87K | £82K | 7 |
| 30 Sep 2023 | £14K | £976 | £80K | £68K | 6 |
| 30 Sep 2022 | £31K | £77K | £139K | £103K | 8 |
| 30 Sep 2021 | £1,149 | £3,799 | £104K | £117K | 7 |
| 30 Sep 2020 | £4,124 | £41K | £112K | £79K | 6 |
| 30 Sep 2019 | £4,286 | £6,828 | £55K | £63K | 7 |
| 30 Sep 2018 | £399 | £32 | £55K | £67K | 8 |
| 30 Sep 2017 | -£28K | £32 | £57K | £102K | 7 |
| 30 Sep 2016 | -£8,895 | £32 | £41K | £55K |
Where Build South East Limited is registered
The registered office is in Margate (CT9), in the Thanet local authority area, South East. Show CT9 5PY on a map.
Other trade companies in CT9
- KMH Property Group LtdProperty developers
- JR Electrical Services (Kent) LtdMachinery repair and installation
- CSL Ground Solutions LtdInstallers
- Pej Court Developments LtdBuilders
- Alro Interior Building LtdFinishing trades
- Tune Up Garage LtdMechanics and garages
- KM Group LtdProperty developers
- S.Groundworks LtdCivil engineering
What happens if Build 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 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
- 07837313
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 November 2011 (14 years ago)
- Registered office
- 39 Garrard Avenue, Margate, Kent, CT9 5PY
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 1 January 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Margate
Other active specialist construction companies registered in Margate.
- Chapman Safety Services Ltd2018
- Eurogalve Ltd2023
- Go Lifting Group Limited2025
- Golden Brick Investments Ltd2016
- Home Heroes Limited2012
- Invicta Storage Systems Limited1985
- Jason Glanville Ltd2013
- JBS Carpentry Ltd2022
All specialist construction companies in Margate · All trades in Margate · Specialist contractors across the UK
Frequently asked questions
When are Build South East Limited's accounts due?
Build South East Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Build South East Limited'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 Build South East Limited still trading?
Build 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 Build South East Limited do?
Build South East Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Build South East Limited?
Build South East Limited was incorporated on 7 November 2011, 14 years ago.
What is the penalty if Build 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 Build 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.