- Companies
- Civil engineering
- Luton
- Concrete Masters Ltd
Concrete Masters Ltd
- Company number
- 08847191
- Incorporated
- 16 Jan 201412 years trading
- Registered office
- 72 Cardigan Street, Luton, LU1 1RR
- Nature of business
- Construction of other civil engineering projects n.e.c.
Concrete Masters Ltd is a 12-year-old private limited company registered in Luton, company number 08847191, one of 164 civil engineering contractors in Luton. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £1,723 (-3.1%) on the year before, to £54K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £86K against £94K owed within a year: 0.9 times cover.
- 3 employees on average, up from 1 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 Mar 2025 | £54K | £86K | £94K | 3 | |
| 31 Mar 2024 | £56K | £111K | £117K | 1 | |
| 31 Mar 2023 | £92K | £135K | £115K | 2 | |
| 31 Mar 2022 | £34K | £45K | £60K | 1 | |
| 31 Mar 2021 | £480 | £62K | £67K | 1 | |
| 31 Mar 2020 | £3,781 | £28K | £27K | 1 | |
| 31 Mar 2019 | £291 | £13K | £14K | ||
| 27 Jan 2018 | £2,260 | £7,494 | £12K | ||
| 27 Jan 2017 | £1,728 | £5,536 | £6,972 | ||
| 28 Jan 2016 | -£632 | £1,720 | £8,376 | £9,444 |
Where Concrete Masters Ltd is registered
The registered office is in Luton (LU1), in the Luton local authority area, East of England. Show LU1 1RR 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
Shared registered office
51 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Concrete Masters 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 08847191
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 January 2014 (12 years ago)
- Registered office
- 72 Cardigan Street, Luton, LU1 1RR
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 16 January 2026
- Previous names
- Concrete Projects Ltd (until 5 Sep 2022)
HRM Ltd (until 12 Aug 2022)
Ever New Construction Ltd (until 13 Mar 2019)
Malik Construction Limited (until 20 Jan 2014)
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.
- 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
- Ellizen Engineering Limited2017
All civil engineering contractors in Luton · All trades in Luton · Civil engineering across the UK
Frequently asked questions
When are Concrete Masters Ltd's accounts due?
Concrete Masters Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Concrete Masters Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Concrete Masters Ltd still trading?
Concrete Masters 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 Concrete Masters Ltd do?
Concrete Masters Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Concrete Masters Ltd?
Concrete Masters Ltd was incorporated on 16 January 2014, 12 years ago.
What is the penalty if Concrete Masters 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 Concrete Masters 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.