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  4. Energy Engineering (London) Ltd

Energy Engineering (London) Ltd

ActiveMicro-entity accountsCivil engineeringDartford
Company number
10054354
Incorporated
10 Mar 201610 years trading
Registered office
Bellbine House, 156 Shirehall Road, Dartford, Kent, DA2 7SN
Nature of business
Construction of other civil engineering projects n.e.c.
Accounts due in
321 days
31 Aug 2027
Net assets
£41K▲
+213.0% on the year before
Employees
0
Average during the year
From the Companies House register, 1 Oct 2026

Energy Engineering (London) Ltd is a 10-year-old private limited company registered in Dartford, company number 10054354, one of 46 civil engineering contractors in Dartford. 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 321 days
For the period to 30 Nov 2026
CT600 due
30 Nov 2027
in 412 days
Period 1 Dec 2025 to 30 Nov 2026
Corporation tax payment
1 Sep 2027
in 322 days
9 months and 1 day after the period end
Confirmation statement
23 Mar 2027
in 160 days
Last made up to 9 Mar 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 £28K (+213%) on the year before, to £41K.
  • Net assets rose in 6 of 9 year-on-year comparisons on record.
  • Current assets of £69K against £27K owed within a year: 2.5 times cover.
  • No employees reported for the latest year (directors are often not counted as employees).
  • Balance sheets on record for 10 years, 2017 to 2025.

Net assets by year

Net assets at each year end, 2017 to 2025£0£20K£40K31 March 2017: net assets £100£100201731 March 2018: net assets £100£100201831 March 2019: net assets £3,917£3,917201931 March 2020: net assets £15K£15K202031 March 2021: net assets £16K£16K202130 November 2021: net assets £24K£24K202130 November 2022: net assets £29K£29K202230 November 2023: net assets £17K£17K202330 November 2024: net assets £13K£13K202430 November 2025: net assets £41K£41K2025
Net assets at each year end, 2017 to 2025£0£20K£40K31 March 2017: net assets £100£100'1731 March 2018: net assets £100£100'1831 March 2019: net assets £3,917£3,917'1931 March 2020: net assets £15K£15K'2031 March 2021: net assets £16K£16K'2130 November 2021: net assets £24K£24K'2130 November 2022: net assets £29K£29K'2230 November 2023: net assets £17K£17K'2330 November 2024: net assets £13K£13K'2430 November 2025: net assets £41K£41K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
30 Nov 2025£41K£69K£27K0
30 Nov 2024£13K£3,683£27K£14K1
30 Nov 2023£17K£15K£31K£13K1
30 Nov 2022£29K£24K£53K£24K1
30 Nov 2021£24K£24K£39K£16K1
31 Mar 2021£16K£15K£27K£11K1
31 Mar 2020£15K£11K£24K£9,2080
31 Mar 2019£3,917£8,845£18K£14K
31 Mar 2018£100£100
31 Mar 2017£100£100

Where Energy Engineering (London) Ltd is registered

Energy Engineering (London) Ltd's registered office on a map of the UK

The registered office is in Dartford (DA2), in the Dartford local authority area, South East. Show DA2 7SN on a map.

Other trade companies in DA2

Also registered at this address

2 other companies use the same registered office as Energy Engineering (London) Ltd.

What happens if Energy Engineering (London) 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
10054354
Status
Active
Company type
Private limited company
Incorporated
10 March 2016 (10 years ago)
Registered office
Bellbine House, 156 Shirehall Road, Dartford, Kent, DA2 7SN
Nature of business
Construction of other civil engineering projects n.e.c. (SIC 42990)
Year end
30 November (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
30 November 2025
Last confirmation statement
9 March 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 Dartford

Other active civil engineering contractors registered in Dartford.

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

Frequently asked questions

When are Energy Engineering (London) Ltd's accounts due?

Energy Engineering (London) Ltd's next accounts are due at Companies House by 31 August 2027 (in 321 days), covering the period to 30 November 2026.

When is Energy Engineering (London) 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 Energy Engineering (London) Ltd still trading?

Energy Engineering (London) 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 Energy Engineering (London) Ltd do?

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

How old is Energy Engineering (London) Ltd?

Energy Engineering (London) Ltd was incorporated on 10 March 2016, 10 years ago.

What is the penalty if Energy Engineering (London) 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 Energy Engineering (London) 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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