- Company number
- 12183672
- Incorporated
- 2 Sep 20197 years trading
- Registered office
- 106 Copenhagen Close, Luton, LU3 3TG
- Nature of business
- Construction of commercial buildings; Electrical installation; Plumbing, heat and air-conditioning installation
Trueline Electrical Ltd is a 7-year-old private limited company registered in Luton, company number 12183672, one of 708 building contractors in Luton. Companies House shows its accounts as overdue: they were due on 30 June 2026.
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 £970 (-3.9%) on the year before, to £24K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £133K against £173K owed within a year: 0.8 times cover.
- 6 employees on average, up from 2 the year before.
- Balance sheets on record for 5 years, 2020 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2024 | £24K | £133K | £173K | 6 | |
| 30 Sep 2023 | £25K | 2 | |||
| 30 Sep 2022 | £40K | £15K | 3 | ||
| 30 Sep 2021 | £0 | £0 | £0 | 0 | |
| 30 Sep 2020 | -£50K | £50K | 5 |
Where Trueline Electrical Ltd is registered
The registered office is in Luton (LU3), in the Luton local authority area, East of England. Show LU3 3TG on a map.
Other trade companies in LU3
- Build Automotive LtdMotor traders
- Mot's 247 LtdMechanics and garages
- Naresh GCS LtdBuilders
- First World General Trading LimitedMotor traders
- Oriel Vista LtdGlaziers
- Brooks R Electrical Services LtdElectricians
- MSDD Marchidan LimitedCleaning companies
- Ssbo LtdInstallers
What happens if Trueline Electrical Ltd files late
If the accounts reach Companies House today, the late filing penalty is £750 (£1,500 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2026 to 31 Jul 2026 | £150 |
| 1 to 3 months late | 1 Aug 2026 to 30 Sep 2026 | £375 |
| 3 to 6 months late | 1 Oct 2026 to 31 Dec 2026 | £750 |
| More than 6 months late | From 1 Jan 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2026 | £200 |
| 3 months late | 30 Dec 2026 | another £200 |
| 6 months late | 30 Mar 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2027 | 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
- 12183672
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 September 2019 (7 years ago)
- Registered office
- 106 Copenhagen Close, Luton, LU3 3TG
- Nature of business
- Construction of commercial buildings (SIC 41201)
Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2024
- Last confirmation statement
- 10 March 2026
- Previous names
- Golden Wheel Service Limited (until 6 Jan 2026)
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Luton
Other active building contractors registered in Luton.
- TTP Ind Ltd2026
- Tudor Utility Excavations Ltd2026
- Tyst Ltd2025
- TZ Ductwork Ltd2018
- Ujjwal Building Construction Ltd2023
- United UK Trader Ltd2026
- Unlimited Constructions Ltd2019
- Urban Homes Build Limited2023
All building contractors in Luton · All trades in Luton · Builders across the UK
Frequently asked questions
When are Trueline Electrical Ltd's accounts due?
Trueline Electrical Ltd's accounts were due at Companies House on 30 June 2026 and the register shows them as overdue.
When is Trueline Electrical Ltd's CT600 due?
The CT600 for the period to 30 September 2025 is due at HMRC by 30 September 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2026.
Is Trueline Electrical Ltd still trading?
Trueline Electrical Ltd is listed as active on the Companies House register (checked 13 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 Trueline Electrical Ltd do?
Trueline Electrical Ltd is registered under Construction of commercial buildings (SIC 41201); Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Trueline Electrical Ltd?
Trueline Electrical Ltd was incorporated on 2 September 2019, 7 years ago.
What is the penalty if Trueline Electrical 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 Trueline Electrical Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.