- Company number
- 13692790
- Incorporated
- 20 Oct 20214 years trading
- Registered office
- 48 Devon Road, Luton, LU2 0RH
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
Gsi Construction Ltd is a 4-year-old private limited company registered in Luton, company number 13692790, one of 708 building contractors in Luton. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Gsi Construction LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £226 (+2%) on the year before, to £12K.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £14K against £3,007 owed within a year: 4.7 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £12K | £14K | £3,007 | 2 | |
| 31 Oct 2024 | £12K | £13K | £2,600 | 2 | |
| 31 Oct 2023 | £8,602 | £28K | £19K | 2 | |
| 31 Oct 2022 | £6,696 | £10K | £3,648 | 2 |
Where Gsi Construction Ltd is registered
The registered office is in Luton (LU2), in the Luton local authority area, East of England. Show LU2 0RH on a map.
Other trade companies in LU2
- Arihant Property Solutions LtdProperty developers
- Prime Pest and Clean LimitedCleaning companies
- QVP Construction LtdBuilders
- Krozy Cleaninig Services LtdCleaning companies
- Iron Clad Construction Devon LimitedBuilders
- Tmi Motors LimitedMechanics and garages
- Scorpion Recovery LtdMechanics and garages
- Cos Plastering LtdBuilders
What happens if Gsi Construction Ltd 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 31 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 13692790
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 October 2021 (4 years ago)
- Registered office
- 48 Devon Road, Luton, LU2 0RH
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 2 October 2025
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.
- GSK Civil Engineering Ltd2026
- GSRD Construction Limited2023
- H&B Drylining Ltd2017
- H.A Builders Limited2024
- Hardeep Kumar Ltd2020
- Harjeet Construction Ltd2024
- Harman Singh1 Ltd2026
- Harpenden Construction Limited2002
All building contractors in Luton · All trades in Luton · Builders across the UK
Frequently asked questions
When are Gsi Construction Ltd's accounts due?
Gsi Construction Ltd's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is Gsi Construction Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Gsi Construction Ltd still trading?
Gsi Construction Ltd 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 Gsi Construction Ltd do?
Gsi Construction Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Gsi Construction Ltd?
Gsi Construction Ltd was incorporated on 20 October 2021, 4 years ago.
What is the penalty if Gsi Construction 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 Gsi Construction Ltd 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.