- Companies
- Installers
- Erith
- B K (General Builders) Ltd
B K (General Builders) Ltd
- Company number
- 09454441
- Incorporated
- 24 Feb 201511 years trading
- Registered office
- 1 Glebe Way, Erith, Kent, DA8 3DH
- Nature of business
- Other construction installation; Other building completion and finishing
B K (General Builders) Ltd is a 11-year-old private limited company registered in Erith, company number 09454441, one of 23 installation companies (insulation, lifts, shutters and similar) in Erith. 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 up £1,689 (+12.6%) on the year before, to -£12K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £4,408 against £11K owed within a year: 0.4 times cover.
- 1 employee 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 | -£12K | £2,458 | £4,408 | £11K | 1 |
| 31 Mar 2024 | -£13K | £1,355 | £15K | £21K | 1 |
| 31 Mar 2023 | -£12K | £1,355 | £16K | £21K | 1 |
| 31 Mar 2022 | £1,385 | £3,932 | £17K | £6,240 | 1 |
| 31 Mar 2021 | £696 | £3,351 | £15K | £3,613 | 1 |
| 31 Mar 2020 | £17K | £21 | £14K | £3,618 | 1 |
| 31 Mar 2019 | £18K | £348 | £12K | £1,574 | 1 |
| 31 Mar 2018 | £24K | £17K | £23K | £8,651 | |
| 31 Mar 2017 | £100 | ||||
| 28 Feb 2016 | £100 |
Where B K (General Builders) Ltd is registered
The registered office is in Erith (DA8), in the Bexley local authority area, London. Show DA8 3DH on a map.
Other trade companies in DA8
- Globaltrade321 LtdBuilders
- The Pheasant Garage (S.E.) LtdMechanics and garages
- Roman Square Group LtdBuilders
- Rigor Air Conditioning LtdPlumbers and heating engineers
- SPN Cleaning Service LtdCleaning companies
- Olivia’S Bathrooms and Kitchens LtdInstallers
- CBV Auto LtdMechanics and garages
- Abbewood LtdMotor traders
What happens if B K (General Builders) 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
- 09454441
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 February 2015 (11 years ago)
- Registered office
- 1 Glebe Way, Erith, Kent, DA8 3DH
- Nature of business
- Other construction installation (SIC 43290)
Other building completion and finishing (SIC 43390) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 16 January 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Erith
Other active installation companies (insulation, lifts, shutters and similar) registered in Erith.
- Capital Hoist Hire and Sales Limited2016
- E.G Precision Ltd2025
- Fireout Protection Limited2005
- FJ & K Limited2024
- GCK Limited2020
- Gorix Ltd2019
- Heritage Building Services Limited1997
- HJK Steel Engineering Limited2022
All installation companies (insulation, lifts, shutters and similar) in Erith · All trades in Erith · Installers across the UK
Frequently asked questions
When are B K (General Builders) Ltd's accounts due?
B K (General Builders) Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is B K (General Builders) 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 B K (General Builders) Ltd still trading?
B K (General Builders) 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 B K (General Builders) Ltd do?
B K (General Builders) Ltd is registered under Other construction installation (SIC 43290); Other building completion and finishing (SIC 43390).
How old is B K (General Builders) Ltd?
B K (General Builders) Ltd was incorporated on 24 February 2015, 11 years ago.
What is the penalty if B K (General Builders) 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 B K (General Builders) 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.