- Companies
- Electricians
- Biggin Hill
- Boswell Electrical Services Limited
Boswell Electrical Services Limited
- Company number
- 04278094
- Incorporated
- 29 Aug 200125 years trading
- Registered office
- Suite B, Kestrel House, 146/148 Main Road, Biggin Hill, Kent, TN16 3BA
- Nature of business
- Electrical installation
Boswell Electrical Services Limited is a 25-year-old private limited company registered in Biggin Hill, company number 04278094, one of 16 electrical contractors in Biggin Hill. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
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 £5,060 (+5.1%) on the year before, to £105K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £153K against £54K owed within a year: 2.9 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £105K | £153K | £54K | 3 | |
| 31 Jan 2025 | £100K | £132K | £43K | 3 | |
| 31 Jan 2024 | £125K | £144K | £32K | 3 | |
| 31 Jan 2023 | £135K | £154K | £36K | 3 | |
| 31 Jan 2022 | £129K | £142K | £33K | 3 | |
| 31 Jan 2021 | £115K | £86K | £120K | £31K | 3 |
| 31 Jan 2020 | £127K | £128K | £140K | £42K | 4 |
| 31 Jan 2019 | £137K | £101K | £125K | £23K | |
| 31 Jan 2018 | £139K | £137K | £145K | £25K | 4 |
| 31 Jan 2017 | £107K | £122K | £134K | £33K |
Where Boswell Electrical Services Limited is registered
The registered office is in Biggin Hill (TN16), in the Bromley local authority area, London. Show TN16 3BA on a map.
Other trade companies in TN16
- Fuller & Sons Carpentry LtdProperty developers
- Protech Air Solutions LtdPlumbers and heating engineers
- DW Construction (South) LimitedCivil engineering
- Danvic Facilities & Refurbishment LimitedSpecialist contractors
- The Plumbing Brothers LtdFinishing trades
- Beckenham Driveways and Patios LtdInstallers
- Christmas Tree Farm Outdoors Services LtdLandscapers and gardeners
- Jak Rolling LimitedPainters and decorators
Shared registered office
69 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Boswell Electrical 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 31 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2029 | 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
- 04278094
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 August 2001 (25 years ago)
- Registered office
- Suite B, Kestrel House, 146/148 Main Road, Biggin Hill, Kent, TN16 3BA
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 29 August 2025
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Biggin Hill
Other active electrical contractors registered in Biggin Hill.
- Communications Installations & Property Services Limited2003
- Edwardes Electrical Contractors Ltd2016
- H & I Electrical Services Ltd2015
- Ilec Electrical Limited2017
- Interwire (UK) Limited2018
- J Electrics Limited2005
- JD Electrical Installations Ltd2021
- Oakley Electrical (South) Ltd2011
All electrical contractors in Biggin Hill · All trades in Biggin Hill · Electricians across the UK
Frequently asked questions
When are Boswell Electrical Services Limited's accounts due?
Boswell Electrical Services Limited's next accounts are due at Companies House by 31 October 2027 (in 383 days), covering the period to 31 January 2027.
When is Boswell Electrical Services Limited's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Boswell Electrical Services Limited still trading?
Boswell Electrical Services Limited is listed as active on the Companies House register (checked 12 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 Boswell Electrical Services Limited do?
Boswell Electrical Services Limited is registered under Electrical installation (SIC 43210).
How old is Boswell Electrical Services Limited?
Boswell Electrical Services Limited was incorporated on 29 August 2001, 25 years ago.
What is the penalty if Boswell Electrical 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 Boswell Electrical Services Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.