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  4. Ingenium Civil Engineering Ltd

Ingenium Civil Engineering Ltd

ActiveTotal exemption (full) accountsCivil engineeringBristol
Company number
03460650
Incorporated
5 Nov 199728 years trading
Registered office
Unit 14 Burcott Road, Severnside Trading Estate, Bristol, BS11 8AB
Nature of business
Construction of other civil engineering projects n.e.c.
Accounts due in
322 days
31 Aug 2027
Net assets
£1.2M▲
+29.8% on the year before
Cash at bank
£53K▼
At 30 Nov 2025
Employees
13
Average during the year
From the Companies House register, 1 Oct 2026

Ingenium Civil Engineering Ltd is a 28-year-old private limited company registered in Bristol, company number 03460650, one of 172 civil engineering contractors in Bristol. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.

Key dates

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

Accounts due
31 Aug 2027
in 322 days
For the period to 30 Nov 2026
CT600 due
30 Nov 2027
in 413 days
Period 1 Dec 2025 to 30 Nov 2026
Corporation tax payment
1 Sep 2027
in 323 days
9 months and 1 day after the period end
Confirmation statement
26 Dec 2026
in 74 days
Last made up to 12 Dec 2025

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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 £287K (+29.8%) on the year before, to £1.2M.
  • Net assets rose in 6 of 9 year-on-year comparisons on record.
  • Current assets of £2.5M against £1.2M owed within a year: 2.0 times cover.
  • 13 employees on average, up from 12 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£1M30 November 2016: net assets £4,187£4,187201630 November 2017: net assets £341£341201730 November 2018: net assets £80K£80K201830 November 2019: net assets £538K£538K201930 November 2020: net assets £879K£879K202030 November 2021: net assets £1.3M£1.3M202130 November 2022: net assets £2M£2M202230 November 2023: net assets £1.4M£1.4M202330 November 2024: net assets £961K£961K202430 November 2025: net assets £1.2M£1.2M2025
Net assets at each year end, 2016 to 2025£0£1M30 November 2016: net assets £4,187£4,187'1630 November 2017: net assets £341£341'1730 November 2018: net assets £80K£80K'1830 November 2019: net assets £538K£538K'1930 November 2020: net assets £879K£879K'2030 November 2021: net assets £1.3M£1.3M'2130 November 2022: net assets £2M£2M'2230 November 2023: net assets £1.4M£1.4M'2330 November 2024: net assets £961K£961K'2430 November 2025: net assets £1.2M£1.2M'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
30 Nov 2025£1.2M£53K£2.5M£1.2M13
30 Nov 2024£961K£91K£2M£990K12
30 Nov 2023£1.4M£368K£1.6M£937K10
30 Nov 2022£2M£589K£2.8M£1.3M10
30 Nov 2021£1.3M£160K£1.9M£793K10
30 Nov 2020£879K£0£1.8M£1M9
30 Nov 2019£538K£16K£1.3M£802K7
30 Nov 2018£80K£22K£187K£109K6
30 Nov 2017£341£823£941£6001
30 Nov 2016£4,187£4,550£4,667£486

Where Ingenium Civil Engineering Ltd is registered

Ingenium Civil Engineering Ltd's registered office on a map of the UK

The registered office is in Bristol (BS11), in the Bristol, City of local authority area, South West. Show BS11 8AB on a map.

Other trade companies in BS11

What happens if Ingenium Civil Engineering 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 August 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Sep 2027 to 30 Sep 2027£150
1 to 3 months late1 Oct 2027 to 30 Nov 2027£375
3 to 6 months late1 Dec 2027 to 29 Feb 2028£750
More than 6 months lateFrom 1 Mar 2028£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Dec 2027£200
3 months late29 Feb 2028another £200
6 months late30 May 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late30 Nov 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
03460650
Status
Active
Company type
Private limited company
Incorporated
5 November 1997 (28 years ago)
Registered office
Unit 14 Burcott Road, Severnside Trading Estate, Bristol, BS11 8AB
Nature of business
Construction of other civil engineering projects n.e.c. (SIC 42990)
Year end
30 November (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
30 November 2025
Last confirmation statement
12 December 2025
Charges (mortgages)
3 outstanding of 6 registered
Previous names
Southtrade Limited (until 8 Aug 2018)

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 Bristol

Other active civil engineering contractors registered in Bristol.

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

Frequently asked questions

When are Ingenium Civil Engineering Ltd's accounts due?

Ingenium Civil Engineering Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.

When is Ingenium Civil Engineering Ltd's CT600 due?

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

Is Ingenium Civil Engineering Ltd still trading?

Ingenium Civil Engineering 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 Ingenium Civil Engineering Ltd do?

Ingenium Civil Engineering Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).

How old is Ingenium Civil Engineering Ltd?

Ingenium Civil Engineering Ltd was incorporated on 5 November 1997, 28 years ago.

What is the penalty if Ingenium Civil Engineering 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 Ingenium Civil Engineering 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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