- Companies
- Electricians
- Dartford
- Inserv Technologies UK Limited
Inserv Technologies UK Limited
- Company number
- 11709215
- Incorporated
- 3 Dec 20187 years trading
- Registered office
- 48 48 Wilmot Road, Dartford, DA1 3BA
- Nature of business
- Electrical installation
Inserv Technologies UK Limited is a 7-year-old private limited company registered in Dartford, company number 11709215, one of 147 electrical contractors in Dartford. Its next accounts are due at Companies House on 16 June 2027, and the CT600 for the period to 16 September 2026 is due at HMRC on 16 September 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 £583 (-23.6%) on the year before, to -£3,052.
- Net assets rose in 2 of 6 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 16 Sep 2025 | -£3,052 | £0 | £2,611 | 0 | |
| 16 Sep 2024 | -£2,469 | £1 | £5,090 | 0 | |
| 16 Sep 2023 | £364 | £5 | £364 | 0 | |
| 16 Sep 2022 | £1,938 | £416 | £1,938 | £0 | 0 |
| 16 Sep 2021 | £2,434 | £2,993 | £559 | 1 | |
| 16 Sep 2020 | £54 | £1,001 | £947 | 1 | |
| 16 Sep 2019 | £0 | £568 | £1,140 | £1,140 |
Where Inserv Technologies UK Limited is registered
The registered office is in Dartford (DA1), in the Dartford local authority area, South East. Show DA1 3BA on a map.
Other trade companies in DA1
- Unit 6 Bespoke LtdSpecialist contractors
- Smartlifting LtdBuilders
- Degrees Bespoke Finishes LtdPlasterers
- A & A Electrical and Refrigeration LtdBuilders
- Elm Servicing LtdMachinery repair and installation
- WND Refrigeration LimitedPlumbers and heating engineers
- Moore Flooring and Sons LtdFloor and wall tilers
- Kinergy Systems LtdElectricians
What happens if Inserv Technologies UK 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 16 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 17 Jun 2027 to 16 Jul 2027 | £150 |
| 1 to 3 months late | 17 Jul 2027 to 16 Sep 2027 | £375 |
| 3 to 6 months late | 17 Sep 2027 to 16 Dec 2027 | £750 |
| More than 6 months late | From 17 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 17 Sep 2027 | £200 |
| 3 months late | 16 Dec 2027 | another £200 |
| 6 months late | 16 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 16 Sep 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
- 11709215
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 December 2018 (7 years ago)
- Registered office
- 48 48 Wilmot Road, Dartford, DA1 3BA
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 16 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 16 September 2025
- Last confirmation statement
- 4 November 2025
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 Dartford
Other active electrical contractors registered in Dartford.
- J Abrahams Electrical Limited2025
- J Davies Contracting Limited2014
- J M Electrical LDN Ltd2022
- J White Electrical Limited2020
- J&K Electrical Services Ltd2023
- J. Ma BMS Commissioning Services Ltd.2009
- Jam Electrical Services Ltd.2003
- JC5 Electrical Limited2026
All electrical contractors in Dartford · All trades in Dartford · Electricians across the UK
Frequently asked questions
When are Inserv Technologies UK Limited's accounts due?
Inserv Technologies UK Limited's next accounts are due at Companies House by 16 June 2027 (in 246 days), covering the period to 16 September 2026.
When is Inserv Technologies UK Limited's CT600 due?
The CT600 for the period to 16 September 2026 is due at HMRC by 16 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 17 June 2027.
Is Inserv Technologies UK Limited still trading?
Inserv Technologies UK 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 Inserv Technologies UK Limited do?
Inserv Technologies UK Limited is registered under Electrical installation (SIC 43210).
How old is Inserv Technologies UK Limited?
Inserv Technologies UK Limited was incorporated on 3 December 2018, 7 years ago.
What is the penalty if Inserv Technologies UK 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 Inserv Technologies UK 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.