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  4. Underground Utilities Group Ltd

Underground Utilities Group Ltd

ActiveMicro-entity accountsCivil engineeringSandhurst
Company number
11410201
Incorporated
12 Jun 20188 years trading
Registered office
26 Waterside Lane, Sandhurst, Berkshire, GU47 8AD
Nature of business
Construction of water projects
Accounts due in
169 days
31 Mar 2027
Net assets
£22K▲
+25.7% on the year before
Employees
1
Average during the year
From the Companies House register, 1 Oct 2026

Underground Utilities Group Ltd is a 8-year-old private limited company registered in Sandhurst, company number 11410201, one of the UK's civil engineering contractors. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 2027.

Key dates

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

Accounts due
31 Mar 2027
in 169 days
For the period to 30 Jun 2026
CT600 due
30 Jun 2027
in 260 days
Period 1 Jul 2025 to 30 Jun 2026
Corporation tax payment
1 Apr 2027
in 170 days
9 months and 1 day after the period end
Confirmation statement
25 Jun 2027
in 255 days
Last made up to 11 Jun 2026

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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 £4,563 (+25.7%) on the year before, to £22K.
  • Net assets rose in 4 of 6 year-on-year comparisons on record.
  • Current assets of £16K against £2,095 owed within a year: 7.6 times cover.
  • 1 employee on average during the year.
  • Balance sheets on record for 7 years, 2019 to 2025.

Net assets by year

Net assets at each year end, 2019 to 2025£0£20K30 June 2019: net assets -£6,671-£6,671201930 June 2020: net assets £10K£10K202030 June 2021: net assets £24K£24K202130 June 2022: net assets £18K£18K202230 June 2023: net assets £18K£18K202330 June 2024: net assets £18K£18K202430 June 2025: net assets £22K£22K2025
Net assets at each year end, 2019 to 2025£0£20K30 June 2019: net assets -£6,671-£6,671'1930 June 2020: net assets £10K£10K'2030 June 2021: net assets £24K£24K'2130 June 2022: net assets £18K£18K'2230 June 2023: net assets £18K£18K'2330 June 2024: net assets £18K£18K'2430 June 2025: net assets £22K£22K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
30 Jun 2025£22K£16K£2,0951
30 Jun 2024£18K£21K£6,0881
30 Jun 2023£18K£22K£6,5841
30 Jun 2022£18K£21K£5,5231
30 Jun 2021£24K£37K£14K1
30 Jun 2020£10K£23K£19K1
30 Jun 2019-£6,671-£7,520£7,783

Where Underground Utilities Group Ltd is registered

Underground Utilities Group Ltd's registered office on a map of the UK

The registered office is in Sandhurst (GU47), in the Bracknell Forest local authority area, South East. Show GU47 8AD on a map.

Other trade companies in GU47

What happens if Underground Utilities Group 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 March 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Apr 2027 to 30 Apr 2027£150
1 to 3 months late1 May 2027 to 30 Jun 2027£375
3 to 6 months late1 Jul 2027 to 30 Sep 2027£750
More than 6 months lateFrom 1 Oct 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Jul 2027£200
3 months late30 Sep 2027another £200
6 months late30 Dec 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late30 Jun 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
11410201
Status
Active
Company type
Private limited company
Incorporated
12 June 2018 (8 years ago)
Registered office
26 Waterside Lane, Sandhurst, Berkshire, GU47 8AD
Nature of business
Construction of water projects (SIC 42910)
Year end
30 June (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
30 June 2025
Last confirmation statement
11 June 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 Sandhurst

Other active civil engineering contractors registered in Sandhurst.

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

Frequently asked questions

When are Underground Utilities Group Ltd's accounts due?

Underground Utilities Group Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.

When is Underground Utilities Group Ltd's CT600 due?

The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.

Is Underground Utilities Group Ltd still trading?

Underground Utilities Group 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 Underground Utilities Group Ltd do?

Underground Utilities Group Ltd is registered under Construction of water projects (SIC 42910).

How old is Underground Utilities Group Ltd?

Underground Utilities Group Ltd was incorporated on 12 June 2018, 8 years ago.

What is the penalty if Underground Utilities Group 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 Underground Utilities Group Ltd 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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