- Companies
- Electricians
- London
- Rja Electrical Services Ltd
Rja Electrical Services Ltd
- Company number
- 10637137
- Incorporated
- 24 Feb 20179 years trading
- Registered office
- 163 Herne Hill, London, SE24 9LR
- Nature of business
- Electrical installation
Rja Electrical Services Ltd is a 9-year-old private limited company registered in London, company number 10637137, one of 3,448 electrical contractors in London. 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 £125K (+174.6%) on the year before, to £53K.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £377K against £67K owed within a year: 5.6 times cover.
- 19 employees on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £53K | £38K | £377K | £67K | 19 |
| 29 Feb 2024 | -£72K | £13K | £409K | £61K | 19 |
| 28 Feb 2023 | £12K | £25K | £203K | £58K | 17 |
| 28 Feb 2022 | £15K | £87K | £213K | 17 | |
| 28 Feb 2021 | £37K | £89K | £72K | 9 | |
| 29 Feb 2020 | £49K | £91K | £65K | 4 | |
| 28 Feb 2019 | £29K | £74K | £68K | ||
| 28 Feb 2018 | £5,393 | £29K | £32K |
Public contracts won
Rja Electrical Services Ltd has 2 public sector contract awards on record (2026). Source: Contracts Finder and Find a Tender award notices. For all of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown.
Awards by year
Main buyers
- Epping Forest District Council1 award
- CDS Cooperatives1 award
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Epping Forest District Council | Provision of Repairs and Maintenance | Ceiling, not shown | 21 Jul 2026 |
| CDS Cooperatives | Repairs & Maintenance and Planned Works Services Framework | Ceiling, not shown | 20 Apr 2026 |
Where Rja Electrical Services Ltd is registered
The registered office is in London (SE24), in the Southwark local authority area, London. Show SE24 9LR on a map.
Other trade companies in SE24
- Iron Ridge Roofing and Construction LtdBuilders
- LMJ Contractors Ltd LimitedBuilders
- Pro Valet & Detailing LtdMechanics and garages
- General Contracts and Services LimitedCleaning companies
- NR Carpentry LtdJoiners and carpenters
- Nutrizo UK LtdProperty developers
- Alveron Group LtdProperty developers
- Ad (Guilton Ash) LimitedBuilders
Shared registered office
44 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 Rja Electrical Services 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 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
- 10637137
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 February 2017 (9 years ago)
- Registered office
- 163 Herne Hill, London, SE24 9LR
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 23 February 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
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 London
Other active electrical contractors registered in London.
- Rjglighting Ltd2020
- RJK Security Systems Limited2001
- RJP Living Ltd2025
- RLR Electrical Solutions Ltd2025
- RM Electrix & Maintenance Ltd2026
- RM General Solutions Ltd2020
- RMF Electrics Limited2026
- RMG Electrical Services Limited2026
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Rja Electrical Services Ltd's accounts due?
Rja Electrical Services Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Rja Electrical Services Ltd'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 Rja Electrical Services Ltd still trading?
Rja Electrical Services 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 Rja Electrical Services Ltd do?
Rja Electrical Services Ltd is registered under Electrical installation (SIC 43210).
How old is Rja Electrical Services Ltd?
Rja Electrical Services Ltd was incorporated on 24 February 2017, 9 years ago.
Has Rja Electrical Services Ltd won public sector contracts?
Yes. Rja Electrical Services Ltd has 2 contract awards from public bodies on Contracts Finder and Find a Tender, most recently from Epping Forest District Council.
What is the penalty if Rja Electrical Services 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 Rja Electrical Services 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.