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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.

Active 02961792 Total exemption (full) accounts Swansea Since 1994

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
31 May 2027
in 231 days
For the period to 31 Aug 2026
CT600 due
31 Aug 2027
in 323 days
Period 1 Sep 2025 to 31 Aug 2026
Corporation tax payment
1 Jun 2027
in 232 days
9 months and 1 day after the period end
Confirmation statement
7 Sep 2027
in 330 days
Last made up to 24 Aug 2026

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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.

Net assets
-£36K
-1.5% on the year before
Cash at bank
£809
+415.3% on the year before
Current assets
£809
Employees
0
Average during the year, including directors

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

Net assets at each year end, 2016 to 2025-£20K£031 August 2016: net assets -£28K201631 August 2017: net assets -£28K201731 August 2018: net assets -£29K201831 August 2019: net assets -£30K201931 August 2020: net assets -£31K202031 August 2021: net assets -£32K202131 August 2022: net assets -£33K202231 August 2023: net assets -£34K202331 August 2024: net assets -£36K202431 August 2025: net assets -£36K-£36K2025
Net assets at each year end, 2016 to 2025-£20K£031 August 2016: net assets -£28K'1631 August 2017: net assets -£28K'1731 August 2018: net assets -£29K'1831 August 2019: net assets -£30K'1931 August 2020: net assets -£31K'2031 August 2021: net assets -£32K'2131 August 2022: net assets -£33K'2231 August 2023: net assets -£34K'2331 August 2024: net assets -£36K'2431 August 2025: net assets -£36K-£36K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Aug 2025-£36K£809£809£37K0
31 Aug 2024-£36K£157£157£36K0
31 Aug 2023-£34K£157£157£35K0
31 Aug 2022-£33K£157£157£33K0
31 Aug 2021-£32K£157£157£32K0
31 Aug 2020-£31K£157£157£31K0
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

Miramar Developments Limited's registered office on a map of the UK

The registered office is in Swansea (SA3), in the Swansea local authority area, Wales. Show SA3 5HS on a map.

Other trade companies in SA3

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 HouseAccounts deliveredPenalty
Up to 1 month late1 Jun 2027 to 30 Jun 2027£150
1 to 3 months late1 Jul 2027 to 31 Aug 2027£375
3 to 6 months late1 Sep 2027 to 30 Nov 2027£750
More than 6 months lateFrom 1 Dec 2027£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Sep 2027£200
3 months late30 Nov 2027another £200
6 months late29 Feb 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Aug 2028another 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.

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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.

Report an error on this page

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.

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