- Companies
- Electricians
- Harrow
- Weltec Engineering(UK) Ltd
Weltec Engineering(UK) Ltd
- Company number
- 07319658
- Incorporated
- 20 Jul 201016 years trading
- Registered office
- 45 Shaftesbury Avenue, Kenton, Harrow, Middlesex, HA3 0RA
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation; Other construction installation
Weltec Engineering(UK) Ltd is a 16-year-old private limited company registered in Harrow, company number 07319658, one of 200 electrical contractors in Harrow. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 down £1,806 (-4.8%) on the year before, to -£40K.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £110 against £39K owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | -£40K | £110 | £39K | 0 | |
| 31 Mar 2024 | -£38K | £165 | £37K | 0 | |
| 31 Mar 2023 | -£36K | £208 | £36K | 0 | |
| 31 Mar 2022 | -£35K | £769 | £35K | 0 | |
| 31 Mar 2021 | -£35K | £780 | £34K | 0 | |
| 31 Mar 2020 | -£33K | £2,611 | £34K | 0 | |
| 31 Mar 2019 | -£31K | £4,453 | £34K | ||
| 30 Mar 2019 | -£31K | £4,453 | £34K | 0 | |
| 31 Mar 2018 | -£30K | £6,085 | £34K | ||
| 31 Mar 2017 | -£35K | £3,686 | £37K |
Where Weltec Engineering(UK) Ltd is registered
The registered office is in Harrow (HA3), in the Brent local authority area, London. Show HA3 0RA on a map.
Other trade companies in HA3
- M&M Team Solutions LimitedCleaning companies
- Asr234 LimitedCivil engineering
- Shine Bright With NV LtdMechanics and garages
- Direct Sparks LtdMachinery repair and installation
- Meral Decoration & Maintenance LtdPainters and decorators
- Add22 LtdCivil engineering
- Floyd Cleaners LimitedCleaning companies
- Amalia&Ioana LimitedBuilders
Also registered at this address
1 other company uses the same registered office as Weltec Engineering(UK) Ltd.
- Gasworks Plumbing and Heating LimitedPlumbers and heating engineers
What happens if Weltec Engineering(UK) 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 07319658
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 July 2010 (16 years ago)
- Registered office
- 45 Shaftesbury Avenue, Kenton, Harrow, Middlesex, HA3 0RA
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290) - Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 26 September 2025
- Previous names
- Winthrop Engineers and Contractors Limited (until 6 Apr 2020)
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 Harrow
Other active electrical contractors registered in Harrow.
- Wide Range Electrical Ltd2025
- Wiggins Services Limited2007
- Wilson Electrical Limited2005
- Woodz Electrical Services Ltd2026
- Your Best Local Electrician Ltd2026
- A R Installation Ltd2019
- A&E Av Limited2011
- Aa Electrician Ltd2025
All electrical contractors in Harrow · All trades in Harrow · Electricians across the UK
Frequently asked questions
When are Weltec Engineering(UK) Ltd's accounts due?
Weltec Engineering(UK) Ltd's next accounts are due at Companies House by 31 January 2027 (in 111 days), covering the period to 30 April 2026.
When is Weltec Engineering(UK) Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Weltec Engineering(UK) Ltd still trading?
Weltec Engineering(UK) Ltd is listed as active on the Companies House register (checked 12 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 Weltec Engineering(UK) Ltd do?
Weltec Engineering(UK) Ltd is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290).
How old is Weltec Engineering(UK) Ltd?
Weltec Engineering(UK) Ltd was incorporated on 20 July 2010, 16 years ago.
What is the penalty if Weltec Engineering(UK) 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 Weltec Engineering(UK) Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.