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- Miramar Developments Limited
Company profile · Civil engineering
Miramar Developments Limited
Miramar Developments Limited is a 32-year-old private limited company registered in Swansea, company number 02961792, one of 71 civil engineering contractors in Swansea. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 August 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Miramar Developments Limited over the years
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 £526 (-1.5%) on the year before, to -£36K.
- Net assets rose in 0 of 9 year-on-year comparisons on record.
- Current assets of £809 against £37K owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Aug 2025 | -£36K | £809 | £809 | £37K | 0 |
| 31 Aug 2024 | -£36K | £157 | £157 | £36K | 0 |
| 31 Aug 2023 | -£34K | £157 | £157 | £35K | 0 |
| 31 Aug 2022 | -£33K | £157 | £157 | £33K | 0 |
| 31 Aug 2021 | -£32K | £157 | £157 | £32K | 0 |
| 31 Aug 2020 | -£31K | £157 | £157 | £31K | 0 |
| 31 Aug 2019 | -£30K | £156 | £156 | £30K | |
| 31 Aug 2018 | -£29K | £156 | £156 | £29K | |
| 31 Aug 2017 | -£28K | £156 | £156 | £29K | |
| 31 Aug 2016 | -£28K | £156 | £156 | £28K |
Where Miramar Developments Limited is registered
The registered office is in Swansea (SA3), in the Swansea local authority area, Wales. Show SA3 5HS on a map.
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What happens if Miramar Developments 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 02961792
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 August 1994 (32 years ago)
- Registered office
- 27 Muirfield Drive, Mayals, Swansea, SA3 5HS
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 24 August 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 Swansea
Other active civil engineering contractors registered in Swansea.
- MJS Constructions Service Ltd2025
- Msa Engineering Services Limited2015
- Ozmor Group Ltd2026
- P C Spencer Contractors Limited2013
- P J Construction Services Limited2015
- Paul Vernon HV Sap Limited2026
- Provado Services Ltd2025
- R & L Utilities Limited2002
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Frequently asked questions
When are Miramar Developments Limited's accounts due?
Miramar Developments Limited's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Miramar Developments Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Miramar Developments Limited still trading?
Miramar Developments 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 Miramar Developments Limited do?
Miramar Developments Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Miramar Developments Limited?
Miramar Developments Limited was incorporated on 24 August 1994, 32 years ago.
What is the penalty if Miramar Developments 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 Miramar Developments 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.