- Companies
- Civil engineering
- London
- Martin Redston Associates Limited
Martin Redston Associates Limited
- Company number
- 09990582
- Incorporated
- 5 Feb 201610 years trading
- Registered office
- 4 Edward Square, London, N1 0SP
- Nature of business
- Construction of other civil engineering projects n.e.c.
Martin Redston Associates Limited is a 10-year-old private limited company registered in London, company number 09990582, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 up £99K (+344.3%) on the year before, to £127K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £99K against £28K owed within a year: 3.5 times cover.
- 4 employees on average, down from 7 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £127K | £9,756 | £99K | £28K | 4 |
| 31 Mar 2025 | £29K | £8,745 | £118K | £90K | 7 |
| 31 Mar 2024 | £5,888 | £14K | £112K | £81K | 9 |
| 31 Mar 2023 | £55K | £25K | £167K | £98K | 10 |
| 31 Mar 2022 | £155K | £58K | £233K | £84K | 10 |
| 31 Mar 2021 | £187K | £107K | £296K | £109K | 9 |
| 31 Mar 2020 | £180K | £57K | £243K | £64K | 10 |
| 31 Mar 2019 | £169K | £100K | £184K | £15K | 10 |
| 31 Mar 2018 | £147K | £91K | £159K | £12K | 9 |
| 31 Mar 2017 | £133K | £193K | £196K | £62K | 9 |
Where Martin Redston Associates Limited is registered
The registered office is in London (N1), in the Islington local authority area, London. Show N1 0SP on a map.
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Also registered at this address
1 other company uses the same registered office as Martin Redston Associates Limited.
- Martin Structural Engineers LimitedCivil engineering
What happens if Martin Redston Associates 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 31 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 09990582
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 February 2016 (10 years ago)
- Registered office
- 4 Edward Square, London, N1 0SP
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 19 April 2026
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 London
Other active civil engineering contractors registered in London.
- Martin Structural Engineers Limited2025
- Martindale Marine Consultants Ltd2025
- Martins Digging World Limited2025
- Martyn Ltd.2015
- Maruti Builders Ltd2012
- Marveros Ltd2015
- Mascroft Ltd2018
- Master Manole Ltd2025
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Martin Redston Associates Limited's accounts due?
Martin Redston Associates Limited's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Martin Redston Associates Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Martin Redston Associates Limited still trading?
Martin Redston Associates 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 Martin Redston Associates Limited do?
Martin Redston Associates Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Martin Redston Associates Limited?
Martin Redston Associates Limited was incorporated on 5 February 2016, 10 years ago.
What is the penalty if Martin Redston Associates 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 Martin Redston Associates 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.