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  4. CMK Electrical Solutions Limited

CMK Electrical Solutions Limited

ActiveTotal exemption (full) accountsElectriciansGlasgow
Company number
SC775479
Incorporated
11 Jul 20233 years trading
Registered office
6TH Floor Gordon Chambers, 90 Mitchell Street, Glasgow, G1 3NQ
Nature of business
Electrical installation
Accounts
Overdue
Were due 30 Aug 2026
Checked with Companies House 13 Oct 2026

CMK Electrical Solutions Limited is a 3-year-old private limited company registered in Glasgow, company number SC775479, one of 623 electrical contractors in Glasgow. Companies House shows its accounts as overdue: they were due on 30 August 2026.

Key dates

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

Accounts due
30 Aug 2026
Overdue by 44 days
For the period to 30 Nov 2025
CT600 due (first of two)
30 Aug 2026
Date passed (HMRC does not publish filings)
Period 31 Aug 2024 to 30 Aug 2025
CT600 due (second of two)
30 Nov 2026
in 48 days
Period 31 Aug 2025 to 30 Nov 2025
Corporation tax payment
1 Sep 2026
Date passed
9 months and 1 day after the period end
Confirmation statement
24 Jul 2026
Overdue by 81 days
Last made up to 10 Jul 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 £216 (+216%) on the year before, to £316.
  • Current assets of £3,517 against £4,786 owed within a year: 0.7 times cover.
  • 2 employees on average during the year.
  • Balance sheets on record for 2 years, 2023 to 2024.

Net assets by year

Net assets at each year end, 2023 to 2024£0£20031 August 2023: net assets £100£100202330 August 2024: net assets £316£3162024
Net assets at each year end, 2023 to 2024£0£20031 August 2023: net assets £100£100202330 August 2024: net assets £316£3162024
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
30 Aug 2024£316£1,522£3,517£4,7862
31 Aug 2023£1002

Where CMK Electrical Solutions Limited is registered

CMK Electrical Solutions Limited's registered office on a map of the UK

The registered office is in Glasgow (G1), in the Glasgow City local authority area, Scotland. Show G1 3NQ on a map.

Other trade companies in G1

Shared registered office

114 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.

What happens if CMK Electrical Solutions Limited files late

If the accounts reach Companies House today, the late filing penalty is £375 (£750 if last year's accounts were also late). It rises at each step below.

Companies HouseAccounts deliveredPenalty
Up to 1 month late31 Aug 2026 to 30 Sep 2026£150
1 to 3 months late1 Oct 2026 to 30 Nov 2026£375
3 to 6 months late1 Dec 2026 to 28 Feb 2027£750
More than 6 months lateFrom 1 Mar 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Dec 2026£200
3 months late28 Feb 2027another £200
6 months late30 May 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late30 Nov 2027another 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
SC775479
Status
Active
Company type
Private limited company
Incorporated
11 July 2023 (3 years ago)
Registered office
6TH Floor Gordon Chambers, 90 Mitchell Street, Glasgow, G1 3NQ
Nature of business
Electrical installation (SIC 43210)
Year end
30 August (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
30 August 2024
Last confirmation statement
10 July 2025
Previous names
Glasgow Electrical Testing Services Ltd (until 19 Sep 2023)
Glasgow Electrical Services Testing Ltd (until 12 Jul 2023)

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 Glasgow

Other active electrical contractors registered in Glasgow.

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

Frequently asked questions

When are CMK Electrical Solutions Limited's accounts due?

CMK Electrical Solutions Limited's accounts were due at Companies House on 30 August 2026 and the register shows them as overdue.

When is CMK Electrical Solutions Limited's CT600 due?

The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 30 August 2025, due by 30 August 2026, and one for the period to 30 November 2025, due by 30 November 2026. Corporation tax is payable 9 months and 1 day after the end of each.

Is CMK Electrical Solutions Limited still trading?

CMK Electrical Solutions Limited is listed as active on the Companies House register (checked 13 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 CMK Electrical Solutions Limited do?

CMK Electrical Solutions Limited is registered under Electrical installation (SIC 43210).

How old is CMK Electrical Solutions Limited?

CMK Electrical Solutions Limited was incorporated on 11 July 2023, 3 years ago.

What is the penalty if CMK Electrical Solutions 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 CMK Electrical Solutions 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, rechecked 13 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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