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Lux Electrical Installations Limited

ActiveTotal exemption (full) accountsElectriciansCambridge
Company number
09188234
Incorporated
28 Aug 201412 years trading
Registered office
27 King Street, Cambridge, CB1 1LH
Nature of business
Electrical installation
Accounts due in
230 days
31 May 2027
Net assets
£1,249
At 31 Aug 2025
Cash at bank
£6,246
At 31 Aug 2025
Employees
1
Average during the year
From the Companies House register, 1 Oct 2026

Lux Electrical Installations Limited is a 12-year-old private limited company registered in Cambridge, company number 09188234, one of 111 electrical contractors in Cambridge. 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.

Key dates

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

Accounts due
31 May 2027
in 230 days
For the period to 31 Aug 2026
CT600 due
31 Aug 2027
in 322 days
Period 1 Sep 2025 to 31 Aug 2026
Corporation tax payment
1 Jun 2027
in 231 days
9 months and 1 day after the period end
Confirmation statement
27 Jan 2027
in 106 days
Last made up to 13 Jan 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 down £5,527 (-81.6%) on the year before, to £1,249.
  • Net assets rose in 5 of 9 year-on-year comparisons on record.
  • Current assets of £76K against £39K owed within a year: 1.9 times cover.
  • 1 employee on average during the year.
  • 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 £972£972201631 August 2017: net assets £7,142£7,142201731 August 2018: net assets £635£635201831 August 2019: net assets -£8,968-£8,968201931 August 2020: net assets £5,177£5,177202031 August 2021: net assets £11K£11K202131 August 2022: net assets -£37K-£37K202231 August 2023: net assets -£5,031-£5,031202331 August 2024: net assets £6,776£6,776202431 August 2025: net assets £1,249£1,2492025
Net assets at each year end, 2016 to 2025-£20K£031 August 2016: net assets £972£972'1631 August 2017: net assets £7,142£7,142'1731 August 2018: net assets £635£635'1831 August 2019: net assets -£8,968-£8,968'1931 August 2020: net assets £5,177£5,177'2031 August 2021: net assets £11K£11K'2131 August 2022: net assets -£37K-£37K'2231 August 2023: net assets -£5,031-£5,031'2331 August 2024: net assets £6,776£6,776'2431 August 2025: net assets £1,249£1,249'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Aug 2025£1,249£6,246£76K£39K1
31 Aug 2024£6,776£3,771£86K£44K1
31 Aug 2023-£5,031£20K£31K1
31 Aug 2022-£37K£55K£17K1
31 Aug 2021£11K£80K£6,3073
31 Aug 2020£5,177£76K£9,3502
31 Aug 2019-£8,968£7,188£6,4932
31 Aug 2018£635£22K£21K
31 Aug 2017£7,142£23K£16K
31 Aug 2016£972£13K£11K

Where Lux Electrical Installations Limited is registered

Lux Electrical Installations Limited's registered office on a map of the UK

The registered office is in Cambridge (CB1), in the Cambridge local authority area, East of England. Show CB1 1LH on a map.

Other trade companies in CB1

What happens if Lux Electrical Installations 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
09188234
Status
Active
Company type
Private limited company
Incorporated
28 August 2014 (12 years ago)
Registered office
27 King Street, Cambridge, CB1 1LH
Nature of business
Electrical installation (SIC 43210)
Year end
31 August (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
31 August 2025
Last confirmation statement
13 January 2026

Filing notes for electrical contractors

Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.

Similar companies in Cambridge

Other active electrical contractors registered in Cambridge.

All electrical contractors in Cambridge · All trades in Cambridge · Electricians across the UK

Frequently asked questions

When are Lux Electrical Installations Limited's accounts due?

Lux Electrical Installations Limited's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.

When is Lux Electrical Installations 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 Lux Electrical Installations Limited still trading?

Lux Electrical Installations 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 Lux Electrical Installations Limited do?

Lux Electrical Installations Limited is registered under Electrical installation (SIC 43210).

How old is Lux Electrical Installations Limited?

Lux Electrical Installations Limited was incorporated on 28 August 2014, 12 years ago.

What is the penalty if Lux Electrical Installations 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 Lux Electrical Installations 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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