- Companies
- Electricians
- Sutton
- Treadwell Electrical Limited
Treadwell Electrical Limited
- Company number
- 15399139
- Incorporated
- 9 Jan 20242 years trading
- Registered office
- 17 Stonecot Hill, Sutton, Surrey, SM3 9HB
- Nature of business
- Electrical installation
Treadwell Electrical Limited is a 2-year-old private limited company registered in Sutton, company number 15399139, one of 99 electrical contractors in Sutton. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Treadwell Electrical LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 down £11K (-73.4%) on the year before, to £4,055.
- Current assets of £18K against £14K owed within a year: 1.3 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £4,055 | £942 | £18K | £14K | 1 |
| 31 Jan 2025 | £15K | £181 | £25K | £10K | 2 |
Where Treadwell Electrical Limited is registered
The registered office is in Sutton (SM3), in the Sutton local authority area, London. Show SM3 9HB on a map.
Other trade companies in SM3
- Lutetia Construction LtdBuilders
- Bathroom Edit (Surrey) LtdSpecialist contractors
- Zhupnyk V&S Building LtdSpecialist contractors
- Cleaning National LtdCleaning companies
- Apex MP Construction LtdBuilders
- Ca Property Group LtdProperty developers
- Afonin Services LtdInstallers
- Salopon Services LtdInstallers
Also registered at this address
17 other companies use the same registered office as Treadwell Electrical Limited.
- Bathroom Edit (Surrey) LtdSpecialist contractors
- Bennett's Building Company LtdProperty developers
- Chamberlain Construction and Development LtdProperty developers
- CHM Building Services LtdInstallers
- Cleardene Solutions LtdProperty developers
- House Pamper LtdPainters and decorators
- J C S Plumbing & Heating LimitedPlumbers and heating engineers
- Laidlaw Electrical LimitedElectricians
- MS Flooring Solutions LimitedFloor and wall tilers
- Peter Andrews Wood Floor Specialist LimitedFloor and wall tilers
- Pipeworkz LimitedPlumbers and heating engineers
- Planet Kitchens LimitedJoiners and carpenters
- Proximity Plumbing LtdPlumbers and heating engineers
- RGM Carpentry LimitedFinishing trades
- Saxon Electrical LtdElectricians
- Scaffolding Access Inspections LimitedSpecialist contractors
- T. Evans Construction LimitedFinishing trades
What happens if Treadwell Electrical 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 31 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 15399139
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 January 2024 (2 years ago)
- Registered office
- 17 Stonecot Hill, Sutton, Surrey, SM3 9HB
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 17 September 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 Sutton
Other active electrical contractors registered in Sutton.
- UK Electrics (London) Limited2011
- Watts on Electrics Ltd2024
- We've Got the Power Ltd2015
- Wimbledon Contractors Ltd2017
- Wolfram Electrical Limited2016
- Worcester Park Electrical Ltd2019
- Aces Tech Shop Limited2012
- Advanced Renewable Energies Limited2024
All electrical contractors in Sutton · All trades in Sutton · Electricians across the UK
Frequently asked questions
When are Treadwell Electrical Limited's accounts due?
Treadwell Electrical Limited's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is Treadwell Electrical Limited's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Treadwell Electrical Limited still trading?
Treadwell Electrical 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 Treadwell Electrical Limited do?
Treadwell Electrical Limited is registered under Electrical installation (SIC 43210).
How old is Treadwell Electrical Limited?
Treadwell Electrical Limited was incorporated on 9 January 2024, 2 years ago.
What is the penalty if Treadwell Electrical 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 Treadwell Electrical 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.