- Companies
- Electricians
- Bexley
- Senna Power Systems Limited
Senna Power Systems Limited
- Company number
- 16876768
- Incorporated
- 26 Nov 2025
- Registered office
- The Coach House Unit 42 ST Marys Business Centre, 66-70 Bourne Road, Bexley, Kent, DA5 1LU
- Nature of business
- Electrical installation
Senna Power Systems Limited is a newly incorporated private limited company registered in Bexley, company number 16876768, one of 49 electrical contractors in Bexley. Its next accounts are due at Companies House on 26 August 2027, and its first CT600 is due at HMRC on 25 November 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Senna Power Systems Limited is registered
The registered office is in Bexley (DA5), in the Bexley local authority area, London. Show DA5 1LU on a map.
Other trade companies in DA5
- Homeheat+ LtdPlumbers and heating engineers
- Apex South West Construction LtdBuilders
- E & F Surfacing & Construction LtdSpecialist contractors
- T&R Cleaning Services LtdCleaning companies
- Paul C Jordan LimitedBuilders
- SX Plumbing LimitedPlumbers and heating engineers
- Rennell Interiors LtdJoiners and carpenters
- Ravenford Planning LtdProperty developers
Shared registered office
26 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 Senna Power Systems 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 26 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 27 Aug 2027 to 26 Sep 2027 | £150 |
| 1 to 3 months late | 27 Sep 2027 to 26 Nov 2027 | £375 |
| 3 to 6 months late | 27 Nov 2027 to 26 Feb 2028 | £750 |
| More than 6 months late | From 27 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 16876768
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 November 2025
- Registered office
- The Coach House Unit 42 ST Marys Business Centre, 66-70 Bourne Road, Bexley, Kent, DA5 1LU
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 November (accounting reference date)
- Accounts type
- No accounts filed yet
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 Bexley
Other active electrical contractors registered in Bexley.
- Shannan Electrical Services Ltd2021
- Stephen Pooley Limited2014
- Sureview Services Ltd2018
- Target Electrical Ltd2022
- Troika Solutions Ltd2021
- B B Electrical Contractors Ltd2017
- Bespoke Building Solutions South East Limited2021
- Bright Sparks Commercial Limited2015
All electrical contractors in Bexley · All trades in Bexley · Electricians across the UK
Frequently asked questions
When are Senna Power Systems Limited's accounts due?
Senna Power Systems Limited's next accounts are due at Companies House by 26 August 2027 (in 317 days), covering the period to 30 November 2026.
When is Senna Power Systems Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 25 November 2026, due by 25 November 2027, and one for the period to 30 November 2026, due by 30 November 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Senna Power Systems Limited still trading?
Senna Power Systems 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 Senna Power Systems Limited do?
Senna Power Systems Limited is registered under Electrical installation (SIC 43210).
How old is Senna Power Systems Limited?
Senna Power Systems Limited was incorporated on 26 November 2025, less than a year ago.
What is the penalty if Senna Power Systems 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 Senna Power Systems 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.