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Company profile · Civil engineering

Aberdare Construction Limited

Aberdare Construction Limited is a 29-year-old private limited company registered in Aberdare, company number 03401602, one of 23 civil engineering contractors in Aberdare. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.

Active 03401602 Total exemption (full) accounts Aberdare Since 1997

Key dates

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

Accounts due
30 Apr 2027
in 200 days
For the period to 31 Jul 2026
CT600 due
31 Jul 2027
in 292 days
Period 1 Aug 2025 to 31 Jul 2026
Corporation tax payment
1 May 2027
in 201 days
9 months and 1 day after the period end
Confirmation statement
24 Jul 2027
in 285 days
Last made up to 10 Jul 2026

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Financial snapshot, 2025

From the balance sheet at 31 July 2025, as filed at Companies House.

Net assets
£298K
-5.1% on the year before
Cash at bank
£53K
Current assets
£431K
Employees
4
Average during the year, including directors

Aberdare Construction 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 £16K (-5.1%) on the year before, to £298K.
  • Net assets rose in 5 of 9 year-on-year comparisons on record.
  • Current assets of £431K against £158K owed within a year: 2.7 times cover.
  • 4 employees on average, down from 6 the year before.
  • Balance sheets on record for 10 years, 2016 to 2025.

Net assets by year

Net assets at each year end, 2016 to 2025£0£500K£1M31 July 2016: net assets £61K201631 July 2017: net assets £151K201731 July 2018: net assets £232K201831 July 2019: net assets £186K201931 July 2020: net assets £124K202031 July 2021: net assets £793K202131 July 2022: net assets £1M202231 July 2023: net assets £185K202331 July 2024: net assets £314K202431 July 2025: net assets £298K£298K2025
Net assets at each year end, 2016 to 2025£0£500K£1M31 July 2016: net assets £61K'1631 July 2017: net assets £151K'1731 July 2018: net assets £232K'1831 July 2019: net assets £186K'1931 July 2020: net assets £124K'2031 July 2021: net assets £793K'2131 July 2022: net assets £1M'2231 July 2023: net assets £185K'2331 July 2024: net assets £314K'2431 July 2025: net assets £298K£298K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Jul 2025£298K£53K£431K£158K4
31 Jul 2024£314K£3,096£556K£258K6
31 Jul 2023£185K£111K£822K£635K6
31 Jul 2022£1M£119K£1.3M£284K6
31 Jul 2021£793K£11K£1M£176K6
31 Jul 2020£124K£121K£357K£185K12
31 Jul 2019£186K£537K£831K£652K17
31 Jul 2018£232K£330K£725K£503K30
31 Jul 2017£151K£175K£736K£593K51
31 Jul 2016£61K£128K£473K£422K

Where Aberdare Construction Limited is registered

Aberdare Construction Limited's registered office on a map of the UK

The registered office is in Aberdare (CF44), in the Rhondda Cynon Taf local authority area, Wales. Show CF44 8DL on a map.

Other trade companies in CF44

Also registered at this address

1 other company uses the same registered office as Aberdare Construction Limited.

What happens if Aberdare Construction 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 30 April 2027.

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

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

HMRC (CT600)FromPenalty
1 day late1 Aug 2027£200
3 months late31 Oct 2027another £200
6 months late31 Jan 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Jul 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
03401602
Status
Active
Company type
Private limited company
Incorporated
10 July 1997 (29 years ago)
Registered office
Office 7 Enterprise House, Depot Road, Aberdare, Rhondda Cynon Taff, CF44 8DL
Nature of business
Construction of other civil engineering projects n.e.c. (SIC 42990)
Year end
31 July (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
31 July 2025
Last confirmation statement
10 July 2026
Charges (mortgages)
1 outstanding of 1 registered

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 Aberdare

Other active civil engineering contractors registered in Aberdare.

All civil engineering contractors in Aberdare · All trades in Aberdare · Civil engineering across the UK

Frequently asked questions

When are Aberdare Construction Limited's accounts due?

Aberdare Construction Limited's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.

When is Aberdare Construction Limited's CT600 due?

The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.

Is Aberdare Construction Limited still trading?

Aberdare Construction 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 Aberdare Construction Limited do?

Aberdare Construction Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).

How old is Aberdare Construction Limited?

Aberdare Construction Limited was incorporated on 10 July 1997, 29 years ago.

What is the penalty if Aberdare Construction 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 Aberdare Construction Limited on Companies House for filed documents, officers and the full history.

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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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