- Companies
- Civil engineering
- Luton
- Con Infra Com Ltd
Con Infra Com Ltd
- Company number
- 12007357
- Incorporated
- 21 May 20197 years trading
- Registered office
- 21 Shelley Road, Luton, LU4 0HZ
- Nature of business
- Construction of other civil engineering projects n.e.c.
Con Infra Com Ltd is a 7-year-old private limited company registered in Luton, company number 12007357, one of 164 civil engineering contractors in Luton. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 Con Infra Com 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 down £21K (-57.8%) on the year before, to £16K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £71 against £25K owed within a year: 0.0 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £16K | £71 | £25K | 3 | |
| 31 May 2024 | £37K | £375 | £49K | 2 | |
| 31 May 2023 | £22K | £432 | £37K | 1 | |
| 31 May 2022 | £416 | £2,886 | £21K | 2 | |
| 31 May 2021 | £373 | £9,391 | £23K | 2 | |
| 31 May 2020 | £202 | £11K | £11K | 2 |
Where Con Infra Com Ltd is registered
The registered office is in Luton (LU4), in the Luton local authority area, East of England. Show LU4 0HZ on a map.
Other trade companies in LU4
- Kai Properties LtdProperty developers
- Surrey Design and Build LtdRoofers
- Lignora LtdFloor and wall tilers
- MK Services Pro LtdProperty developers
- Amp Vision Solutions LtdElectricians
- S R Auto Motors LimitedMotor traders
- Arseley Motor Group LtdMotor traders
- F Martini Building & Roofing LtdBuilders
What happens if Con Infra Com 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 12007357
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 May 2019 (7 years ago)
- Registered office
- 21 Shelley Road, Luton, LU4 0HZ
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 2 October 2025
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Luton
Other active civil engineering contractors registered in Luton.
- Concrete Masters Ltd2014
- Connor Bros. Surfacing Ltd2024
- Cosovan Utilities Ltd2018
- Dil & Raj Constructions Ltd2019
- Done Services Limited2002
- Ea Welding Services Ltd2024
- Ed&P Solutions Ltd.2011
- Edy Group Ltd2021
All civil engineering contractors in Luton · All trades in Luton · Civil engineering across the UK
Frequently asked questions
When are Con Infra Com Ltd's accounts due?
Con Infra Com Ltd's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Con Infra Com Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Con Infra Com Ltd still trading?
Con Infra Com 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 Con Infra Com Ltd do?
Con Infra Com Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Con Infra Com Ltd?
Con Infra Com Ltd was incorporated on 21 May 2019, 7 years ago.
What is the penalty if Con Infra Com 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 Con Infra Com 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.