- Companies
- Installers
- Luton
- Iron Heights Limited
Iron Heights Limited
- Company number
- 16630167
- Incorporated
- 5 Aug 20251 year trading
- Registered office
- 23A George Street, Luton, LU1 2AF
- Nature of business
- Other construction installation
Iron Heights Limited is a 1-year-old private limited company registered in Luton, company number 16630167, one of 110 installation companies (insulation, lifts, shutters and similar) in Luton. Its next accounts are due at Companies House on 5 May 2027, and its first CT600 is due at HMRC on 4 August 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Iron Heights Limited is registered
The registered office is in Luton (LU1), in the Luton local authority area, East of England. Show LU1 2AF on a map.
Other trade companies in LU1
- Metalia Plastering LtdPlasterers
- Luton Bodyworks LtdMechanics and garages
- Speedyone LtdGroundworks and demolition
- Varion Construction LtdProperty developers
- Bromhams LtdMotor traders
- Vertex Home Improvements LtdRoofers
- Skillede LtdElectricians
- Avram Cleaning LtdCleaning companies
Also registered at this address
6 other companies use the same registered office as Iron Heights Limited.
- Duca Aviation LtdMachinery repair and installation
- Mayfair Pro Build LtdFinishing trades
- MMC Tyres LtdMechanics and garages
- Ola Accountancy LtdSpecialist contractors
- Red First Aviation LtdMachinery repair and installation
- Swag Giveaways LtdMotor traders
What happens if Iron Heights 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 5 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 May 2027 to 5 Jun 2027 | £150 |
| 1 to 3 months late | 6 Jun 2027 to 5 Aug 2027 | £375 |
| 3 to 6 months late | 6 Aug 2027 to 5 Nov 2027 | £750 |
| More than 6 months late | From 6 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 16630167
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 August 2025 (1 year ago)
- Registered office
- 23A George Street, Luton, LU1 2AF
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Luton
Other active installation companies (insulation, lifts, shutters and similar) registered in Luton.
- J&L Thermal Limited2017
- JDP Security Ltd2021
- K Shortt & Co Limited2018
- Kelyn Ltd2026
- KTN Mechanical Engineering Ltd2024
- Ky Maintenance Luton Limited2026
- Lacunar Limited2011
- Lets Contracts Ltd2024
All installation companies (insulation, lifts, shutters and similar) in Luton · All trades in Luton · Installers across the UK
Frequently asked questions
When are Iron Heights Limited's accounts due?
Iron Heights Limited's next accounts are due at Companies House by 5 May 2027 (in 204 days), covering the period to 31 August 2026.
When is Iron Heights Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 4 August 2026, due by 4 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Iron Heights Limited still trading?
Iron Heights Limited 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 Iron Heights Limited do?
Iron Heights Limited is registered under Other construction installation (SIC 43290).
How old is Iron Heights Limited?
Iron Heights Limited was incorporated on 5 August 2025, 1 year ago.
What is the penalty if Iron Heights 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 Iron Heights Limited 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.