- Companies
- Electricians
- Romford
- S&D Electrical Engineering Ltd
S&D Electrical Engineering Ltd
- Company number
- 10128299
- Incorporated
- 15 Apr 201610 years trading
- Registered office
- 3 Faircross Avenue, Romford, RM5 3SU
- Nature of business
- Electrical installation
S&D Electrical Engineering Ltd is a 10-year-old private limited company registered in Romford, company number 10128299, one of 225 electrical contractors in Romford. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for S&D Electrical Engineering LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £6,235 (-24.4%) on the year before, to £19K.
- Net assets rose in 5 of 8 year-on-year comparisons on record.
- Current assets of £30K against £23K owed within a year: 1.3 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £19K | £30K | £23K | 2 | |
| 30 Apr 2024 | £26K | £42K | £26K | 2 | |
| 30 Apr 2023 | £28K | £53K | £14K | 2 | |
| 30 Apr 2022 | £21K | £50K | £17K | 2 | |
| 30 Apr 2021 | £11K | £34K | £13K | 2 | |
| 30 Apr 2020 | £2,573 | £25K | £22K | 2 | |
| 30 Apr 2019 | £10K | £49K | £59K | £49K | |
| 30 Apr 2018 | £3,752 | £3,053 | £10K | £6,866 | |
| 30 Apr 2017 | £272 | -£520 | £5,044 | £5,172 | 1 |
Where S&D Electrical Engineering Ltd is registered
The registered office is in Romford (RM5), in the Havering local authority area, London. Show RM5 3SU on a map.
Other trade companies in RM5
- Genny Clean LtdCleaning companies
- MRH Motorworks LtdMotor traders
- Hornet Interiors LimitedPlasterers
- Thiago Andrade LtdBuilders
- LLL Construction LtdProperty developers
- Driveworks Autos LtdMechanics and garages
- Ragu Builders LtdBuilders
- Morantis LtdInstallers
What happens if S&D Electrical Engineering 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 10128299
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 April 2016 (10 years ago)
- Registered office
- 3 Faircross Avenue, Romford, RM5 3SU
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 14 April 2026
- Previous names
- S&D Electrical Engineer & Building Services Ltd (until 18 May 2020)
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 Romford
Other active electrical contractors registered in Romford.
- Saa UK Limited2007
- Saif Electrics Limited2025
- Seg Electrical Services Limited2025
- Selectrical (Electrical Engineers & Contractors) Limited1990
- Sharwood Electrical and Fire Ltd2021
- Shell&Core Electrical Solutions Ltd2026
- Smith Plumbing Ltd2008
- Sola Tech Ltd2025
All electrical contractors in Romford · All trades in Romford · Electricians across the UK
Frequently asked questions
When are S&D Electrical Engineering Ltd's accounts due?
S&D Electrical Engineering Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is S&D Electrical Engineering Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is S&D Electrical Engineering Ltd still trading?
S&D Electrical Engineering 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 S&D Electrical Engineering Ltd do?
S&D Electrical Engineering Ltd is registered under Electrical installation (SIC 43210).
How old is S&D Electrical Engineering Ltd?
S&D Electrical Engineering Ltd was incorporated on 15 April 2016, 10 years ago.
What is the penalty if S&D Electrical Engineering 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 S&D Electrical Engineering 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.