- Companies
- Electricians
- Birmingham
- Proton Tech Electrical Ltd
Proton Tech Electrical Ltd
- Company number
- 17471640
- Incorporated
- 21 Sep 2026
- Registered office
- 496 Moseley Road, Birmingham, B12 9AH
- Nature of business
- Electrical installation; Other service activities n.e.c.
Proton Tech Electrical Ltd is a newly incorporated private limited company registered in Birmingham, company number 17471640, one of 555 electrical contractors in Birmingham. Its next accounts are due at Companies House on 21 June 2028, and its first CT600 is due at HMRC on 20 September 2028.
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.
Is this your company?
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Where Proton Tech Electrical Ltd is registered
The registered office is in Birmingham (B12), in the Birmingham local authority area, West Midlands. Show B12 9AH on a map.
Other trade companies in B12
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- Apex Cleaners LtdCleaning companies
- Altitude Build Group LimitedGlaziers
- Glazed Direct LtdGlaziers
- Calderstead Facilities Management LtdFacilities management
- Repair Garage LimitedMechanics and garages
- Commercial Cleaning Services LtdCleaning companies
- Polished Homes Co. LtdCleaning companies
Also registered at this address
1 other company uses the same registered office as Proton Tech Electrical Ltd.
- Marysocks LtdCleaning companies
What happens if Proton Tech 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 21 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 Jun 2028 to 21 Jul 2028 | £150 |
| 1 to 3 months late | 22 Jul 2028 to 21 Sep 2028 | £375 |
| 3 to 6 months late | 22 Sep 2028 to 21 Dec 2028 | £750 |
| More than 6 months late | From 22 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2029 | 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
- 17471640
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 September 2026
- Registered office
- 496 Moseley Road, Birmingham, B12 9AH
- Nature of business
- Electrical installation (SIC 43210)
Other service activities n.e.c. (SIC 96090) - Year end
- 30 September (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 Birmingham
Other active electrical contractors registered in Birmingham.
- PTF Electrical Ltd2025
- Qaderi Rail Ltd2015
- Qi Flooring Limited2013
- Quality Assured Maintenance Ltd2020
- Quantum Electrical Services Ltd2026
- Quickfix Sparky Electrics Limited2025
- R & L Electrical Services Ltd2016
- R Beech Electrical Installations Ltd2026
All electrical contractors in Birmingham · All trades in Birmingham · Electricians across the UK
Frequently asked questions
When are Proton Tech Electrical Ltd's accounts due?
Proton Tech Electrical Ltd's next accounts are due at Companies House by 21 June 2028 (in 618 days), covering the period to 30 September 2027.
When is Proton Tech Electrical Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 20 September 2027, due by 20 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Proton Tech Electrical Ltd still trading?
Proton Tech 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 Proton Tech Electrical Ltd do?
Proton Tech Electrical Ltd is registered under Electrical installation (SIC 43210); Other service activities n.e.c. (SIC 96090).
How old is Proton Tech Electrical Ltd?
Proton Tech Electrical Ltd was incorporated on 21 September 2026, less than a year ago.
What is the penalty if Proton Tech 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 Proton Tech 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.