- Companies
- Machinery repair and installation
- Chelmsford
- SB3 Electrical Services Limited
SB3 Electrical Services Limited
- Company number
- 06815530
- Incorporated
- 10 Feb 200917 years trading
- Registered office
- 4 Seven Ash Green, Chelmsford, Essex, CM1 7SE
- Nature of business
- Repair of electrical equipment
SB3 Electrical Services Limited is a 17-year-old private limited company registered in Chelmsford, company number 06815530, one of 57 machinery repair and installation companies in Chelmsford. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £12K (+18.2%) on the year before, to -£56K.
- Net assets rose in 1 of 9 year-on-year comparisons on record.
- Current assets of £30K against £100K owed within a year: 0.3 times cover.
- 4 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 |
|---|---|---|---|---|---|
| 28 Feb 2025 | -£56K | £24 | £30K | £100K | 4 |
| 29 Feb 2024 | -£69K | £22 | £15K | £94K | 4 |
| 28 Feb 2023 | -£53K | £22 | £23K | £81K | 3 |
| 28 Feb 2022 | -£39K | £22 | £18K | £64K | 4 |
| 28 Feb 2021 | -£33K | £6,064 | £42K | £82K | 4 |
| 28 Feb 2020 | -£9,149 | £22 | £51K | £67K | 4 |
| 28 Feb 2019 | £2,107 | £22 | £66K | £69K | |
| 28 Feb 2018 | £30K | £26K | £77K | £53K | 6 |
| 28 Feb 2017 | £40K | £11K | £62K | £29K | 3 |
| 29 Feb 2016 | £69K | £6,227 | £57K | £3,150 |
Where SB3 Electrical Services Limited is registered
The registered office is in Chelmsford (CM1), in the Chelmsford local authority area, East of England. Show CM1 7SE on a map.
Other trade companies in CM1
- Restovex LimitedCleaning companies
- Unseen Connection Services LimitedElectricians
- Ardenrich Engineering LimitedCivil engineering
- Old Guy Handyman LtdFinishing trades
- Marlow Properties & Maintenance LimitedFinishing trades
- Castle Ground Care LimitedLandscapers and gardeners
- Jcgenix Sol LtdFinishing trades
- Pure Landscapes LimitedLandscapers and gardeners
What happens if SB3 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 06815530
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 February 2009 (17 years ago)
- Registered office
- 4 Seven Ash Green, Chelmsford, Essex, CM1 7SE
- Nature of business
- Repair of electrical equipment (SIC 33140)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 27 October 2025
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Chelmsford
Other active machinery repair and installation companies registered in Chelmsford.
- Selene Associates Limited2026
- Simtek (2012) Ltd2012
- SJM Electro-Solutions Limited2010
- Spider Tower Crane Services Limited2019
- Synergy Automotive Parts Limited2020
- Tritbot Ltd2025
- West Mersea Marine Engineering Limited1995
- Wood Automotive Limited2014
All machinery repair and installation companies in Chelmsford · All trades in Chelmsford · Machinery repair and installation across the UK
Frequently asked questions
When are SB3 Electrical Services Limited's accounts due?
SB3 Electrical Services Limited's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is SB3 Electrical Services Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is SB3 Electrical Services Limited still trading?
SB3 Electrical Services 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 SB3 Electrical Services Limited do?
SB3 Electrical Services Limited is registered under Repair of electrical equipment (SIC 33140).
How old is SB3 Electrical Services Limited?
SB3 Electrical Services Limited was incorporated on 10 February 2009, 17 years ago.
What is the penalty if SB3 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 SB3 Electrical Services 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.