- Companies
- Finishing trades
- Hayes
- Interstar Building Contractors Limited
Interstar Building Contractors Limited
- Company number
- 06025921
- Incorporated
- 12 Dec 200619 years trading
- Registered office
- Machine Works House, 5 Pressing Lane, Hayes, UB3 1FD
- Nature of business
- Other building completion and finishing
Interstar Building Contractors Limited is a 19-year-old private limited company registered in Hayes, company number 06025921, one of 112 building finishing companies in Hayes. 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 down £34K (-26.1%) on the year before, to £97K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £431K against £55K owed within a year: 7.8 times cover.
- 2 employees on average, down from 5 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £97K | £204 | £431K | £55K | 2 |
| 31 Dec 2024 | £132K | £11K | £719K | £342K | 5 |
| 31 Dec 2023 | £174K | £880 | £797K | £639K | 7 |
| 31 Dec 2022 | £192K | £734 | £789K | £601K | 6 |
| 31 Dec 2021 | £111K | £767K | £416K | 9 | |
| 31 Dec 2020 | £38K | £649K | £328K | 8 | |
| 31 Dec 2019 | £42K | £503K | £170K | 7 | |
| 31 Dec 2018 | £34K | £440K | £174K | ||
| 31 Dec 2017 | £11K | £443K | £256K | ||
| 31 Dec 2016 | £10K | £220K | £161K |
Where Interstar Building Contractors Limited is registered
The registered office is in Hayes (UB3), in the Hillingdon local authority area, London. Show UB3 1FD on a map.
Other trade companies in UB3
- Rennove LimitedProperty developers
- KSJ Design & Build LtdBuilders
- KCRQ LimitedCleaning companies
- HKR Roofing LtdRoofers
- Syg Development Group LtdProperty developers
- Ironspan Industrial Services LtdMachinery repair and installation
- RK9 LimitedBuilders
- Elite Construction and Roofing LimitedBuilders
Also registered at this address
21 other companies use the same registered office as Interstar Building Contractors Limited.
- Ascot Distribution UK LtdElectricians
- Atwal Homes LimitedProperty developers
- Carfare Global LimitedMechanics and garages
- Charlotte Street (Portsmouth) LimitedProperty developers
- D Autos Cars & Vans LtdMotor traders
- Dhillon Builds LtdBuilders
- Flex Builders LtdBuilders
- Genius Alliance LtdMotor traders
- GG Homes LtdBuilders
- H L Residency UK Private LimitedProperty developers
- Highland Developers LtdProperty developers
- Margate Development LtdProperty developers
- Nirmaya Estates LtdProperty developers
- Penn Global LimitedProperty developers
- Plurealty UK LimitedBuilders
- Ripcurl Fabrications LtdMachinery repair and installation
- Skmo Air Conditioning LtdPlumbers and heating engineers
- Towerwell Developers LtdProperty developers
- Velocity Woodgreen Development LtdProperty developers
- Vgaas UK LimitedBuilders
- W4 Interiors LtdProperty developers
What happens if Interstar Building Contractors 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
- 06025921
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 December 2006 (19 years ago)
- Registered office
- Machine Works House, 5 Pressing Lane, Hayes, UB3 1FD
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 11 October 2025
- Charges (mortgages)
- 0 outstanding of 1 registered
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Hayes
Other active building finishing companies registered in Hayes.
- Intragas Ltd2015
- J S Buildings & Construction Ltd2022
- J.R.Stone Ltd2011
- Jake Management Services Ltd2018
- Jas Pannu Construction Ltd2026
- Jason Renovations Ltd2021
- Jey IT Solutions London Ltd2024
- JJ Building &Decorating Limited2018
All building finishing companies in Hayes · All trades in Hayes · Finishing trades across the UK
Frequently asked questions
When are Interstar Building Contractors Limited's accounts due?
Interstar Building Contractors 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 Interstar Building Contractors 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 Interstar Building Contractors Limited still trading?
Interstar Building Contractors 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 Interstar Building Contractors Limited do?
Interstar Building Contractors Limited is registered under Other building completion and finishing (SIC 43390).
How old is Interstar Building Contractors Limited?
Interstar Building Contractors Limited was incorporated on 12 December 2006, 19 years ago.
What is the penalty if Interstar Building Contractors 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 Interstar Building Contractors 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.