- Companies
- Electricians
- Hitchin
- Thommo Electrical Services Ltd
Thommo Electrical Services Ltd
- Company number
- 17187662
- Incorporated
- 28 Apr 2026
- Registered office
- 44 Regent Street, Hitchin, SG5 4EA
- Nature of business
- Electrical installation
Thommo Electrical Services Ltd is a newly incorporated private limited company registered in Hitchin, company number 17187662, one of 50 electrical contractors in Hitchin. Its next accounts are due at Companies House on 28 January 2028, and its first CT600 is due at HMRC on 27 April 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 Thommo Electrical Services Ltd is registered
The registered office is in Hitchin (SG5), in the Central Bedfordshire local authority area, East of England. Show SG5 4EA on a map.
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What happens if Thommo 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 28 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Jan 2028 to 28 Feb 2028 | £150 |
| 1 to 3 months late | 29 Feb 2028 to 28 Apr 2028 | £375 |
| 3 to 6 months late | 29 Apr 2028 to 28 Jul 2028 | £750 |
| More than 6 months late | From 29 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 17187662
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 April 2026
- Registered office
- 44 Regent Street, Hitchin, SG5 4EA
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 April (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 Hitchin
Other active electrical contractors registered in Hitchin.
- Tsi Electrical Ltd2025
- Turners Electrical Contractors Ltd2023
- United Electrical Company Limited2026
- VSC Engineering Limited2025
- Ad Electrical Contractors Limited2006
- Ashfield Electrical Limited2026
- Boc Mechanical and Electrical Services Limited2025
- Dan Collier Av Services Limited2020
All electrical contractors in Hitchin · All trades in Hitchin · Electricians across the UK
Frequently asked questions
When are Thommo Electrical Services Ltd's accounts due?
Thommo Electrical Services Ltd's next accounts are due at Companies House by 28 January 2028 (in 473 days), covering the period to 30 April 2027.
When is Thommo Electrical Services 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 27 April 2027, due by 27 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Thommo Electrical Services Ltd still trading?
Thommo 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 Thommo Electrical Services Ltd do?
Thommo Electrical Services Ltd is registered under Electrical installation (SIC 43210).
How old is Thommo Electrical Services Ltd?
Thommo Electrical Services Ltd was incorporated on 28 April 2026, less than a year ago.
What is the penalty if Thommo 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 Thommo 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.