- Companies
- Electricians
- Sidcup
- Ada Electrical Ltd
Ada Electrical Ltd
- Company number
- 12136264
- Incorporated
- 2 Aug 20197 years trading
- Registered office
- 29 Fen Grove, Sidcup, DA15 8QG
- Nature of business
- Electrical installation
Ada Electrical Ltd is a 7-year-old private limited company registered in Sidcup, company number 12136264, one of 178 electrical contractors in Sidcup. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 £160 (+12%) on the year before, to £1,491.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £22K against £27K owed within a year: 0.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | £1,491 | £9,531 | £22K | £27K | 1 |
| 31 Dec 2023 | £1,331 | £2,254 | £15K | £22K | 1 |
| 31 Dec 2022 | £13 | £5,423 | £13K | £24K | 1 |
| 31 Dec 2021 | £1 | £1 | £1 | 0 | |
| 31 Aug 2021 | £1 | £1 | £1 | 0 | |
| 31 Aug 2020 | £1 |
Where Ada Electrical Ltd is registered
The registered office is in Sidcup (DA15), in the Bexley local authority area, London. Show DA15 8QG on a map.
Other trade companies in DA15
- Petrichor Gardens LtdLandscapers and gardeners
- J Kennor Plumbing LimitedPlumbers and heating engineers
- Buckson Property Maintenance LtdElectricians
- MN Cooper UK LtdMotor traders
- Husband at Home LtdInstallers
- First Choice Cars LDN LtdMotor traders
- TSLM Electrical Contractors LtdElectricians
- Airhaus LtdPlumbers and heating engineers
What happens if Ada Electrical 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 12136264
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 August 2019 (7 years ago)
- Registered office
- 29 Fen Grove, Sidcup, DA15 8QG
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 25 July 2026
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 Sidcup
Other active electrical contractors registered in Sidcup.
- Ajrg Electrical Limited2023
- All Electrical Contractors Ltd2015
- Allum Building Services Limited2005
- Arx Electrical Contracting Ltd2025
- Ascott Electrical Services Ltd2018
- Avotech Limited2016
- B M Installations Limited2008
- B White Electrical Limited2018
All electrical contractors in Sidcup · All trades in Sidcup · Electricians across the UK
Frequently asked questions
When are Ada Electrical Ltd's accounts due?
Ada Electrical Ltd's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Ada Electrical Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Ada Electrical Ltd still trading?
Ada Electrical 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 Ada Electrical Ltd do?
Ada Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is Ada Electrical Ltd?
Ada Electrical Ltd was incorporated on 2 August 2019, 7 years ago.
What is the penalty if Ada Electrical 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 Ada Electrical 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.