- Companies
- Electricians
- Castleford
- Testing Services (UK) Limited
Testing Services (UK) Limited
- Company number
- 04969148
- Incorporated
- 19 Nov 200322 years trading
- Registered office
- 13 Flemming Court, Whistler Drive, Castleford, WF10 5HW
- Nature of business
- Electrical installation
Testing Services (UK) Limited is a 22-year-old private limited company registered in Castleford, company number 04969148, one of 32 electrical contractors in Castleford. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 up £18K (+13.9%) on the year before, to £147K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £392K against £134K owed within a year: 2.9 times cover.
- 10 employees on average, down from 12 the year before.
- Balance sheets on record for 6 years, 2015 to 2021.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2021 | £147K | £392K | £134K | 10 | |
| 31 Mar 2020 | £129K | £255K | £138K | 12 | |
| 31 Mar 2018 | £103K | £95K | £226K | £132K | 11 |
| 31 Mar 2017 | £128K | £218K | £104K | ||
| 31 Mar 2016 | £162K | £6,248 | £254K | £100K | |
| 31 Mar 2015 | £160K | £27K | £268K | £115K |
Where Testing Services (UK) Limited is registered
The registered office is in Castleford (WF10), in the Wakefield local authority area, Yorkshire and The Humber. Show WF10 5HW on a map.
Other trade companies in WF10
- Manor Select LtdMotor traders
- Agi Group LtdBuilders
- Kevmacwind LtdBuilders
- Redmark Fire LimitedInstallers
- Redline Fire LtdInstallers
- Deighton Decorators LtdPainters and decorators
- Hellas Roofing LtdRoofers
- McHugh Scaffolding LtdScaffolders
Also registered at this address
3 other companies use the same registered office as Testing Services (UK) Limited.
- BDS Electrical FM LimitedElectricians
- Fire Doors Rite Ltd.Joiners and carpenters
- System Hygienics LimitedSpecialist contractors
What happens if Testing Services (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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 04969148
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 November 2003 (22 years ago)
- Registered office
- 13 Flemming Court, Whistler Drive, Castleford, WF10 5HW
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 19 November 2025
- Charges (mortgages)
- 0 outstanding of 1 registered
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 Castleford
Other active electrical contractors registered in Castleford.
- Volta Compliance Limited2016
- Yorkshire Refrigeration Services Ltd2021
- Barker & Hodgson Electrical Contractors Limited2022
- BDS Electrical FM Limited2013
- Circle Control & Design Systems Limited1995
- Douglas Heating & Electrical Ltd2021
- Electrical Compliance and Safety Ltd2015
- Electrical Services Everywhere Ltd2023
All electrical contractors in Castleford · All trades in Castleford · Electricians across the UK
Frequently asked questions
When are Testing Services (UK) Limited's accounts due?
Testing Services (UK) Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Testing Services (UK) Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Testing Services (UK) Limited still trading?
Testing Services (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 Testing Services (UK) Limited do?
Testing Services (UK) Limited is registered under Electrical installation (SIC 43210).
How old is Testing Services (UK) Limited?
Testing Services (UK) Limited was incorporated on 19 November 2003, 22 years ago.
What is the penalty if Testing Services (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 Testing Services (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.