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  4. Wolfram Electrical Limited

Wolfram Electrical Limited

ActiveTotal exemption (full) accountsElectriciansSutton
Company number
10030061
Incorporated
27 Feb 201610 years trading
Registered office
16 Damask Court, Cleeve Way, Sutton, SM1 3TY
Nature of business
Electrical installation
Accounts due in
444 days
31 Dec 2027
Net assets
£6,477▲
+22.1% on the year before
Cash at bank
£2,553▲
At 31 Mar 2026
Employees
1
Average during the year
From the Companies House register, 1 Oct 2026

Wolfram Electrical Limited is a 10-year-old private limited company registered in Sutton, company number 10030061, one of 99 electrical contractors in Sutton. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.

Key dates

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

Accounts due
31 Dec 2027
in 444 days
For the period to 31 Mar 2027
CT600 due
31 Mar 2028
in 535 days
Period 1 Apr 2026 to 31 Mar 2027
Corporation tax payment
1 Jan 2028
in 445 days
9 months and 1 day after the period end
Confirmation statement
23 Dec 2026
in 71 days
Last made up to 9 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 £1,174 (+22.1%) on the year before, to £6,477.
  • Net assets rose in 4 of 9 year-on-year comparisons on record.
  • Current assets of £16K against £9,302 owed within a year: 1.7 times cover.
  • 1 employee on average during the year.
  • Balance sheets on record for 10 years, 2017 to 2026.

Net assets by year

Net assets at each year end, 2017 to 2026£0£10K£20K31 March 2017: net assets £2,213£2,213201731 March 2018: net assets £1,284£1,284201831 March 2019: net assets £11K£11K201931 March 2020: net assets £21K£21K202031 March 2021: net assets £9,392£9,392202131 March 2022: net assets £5,209£5,209202231 March 2023: net assets £4,642£4,642202331 March 2024: net assets £4,345£4,345202431 March 2025: net assets £5,303£5,303202531 March 2026: net assets £6,477£6,4772026
Net assets at each year end, 2017 to 2026£0£10K£20K31 March 2017: net assets £2,213£2,213'1731 March 2018: net assets £1,284£1,284'1831 March 2019: net assets £11K£11K'1931 March 2020: net assets £21K£21K'2031 March 2021: net assets £9,392£9,392'2131 March 2022: net assets £5,209£5,209'2231 March 2023: net assets £4,642£4,642'2331 March 2024: net assets £4,345£4,345'2431 March 2025: net assets £5,303£5,303'2531 March 2026: net assets £6,477£6,477'26
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Mar 2026£6,477£2,553£16K£9,3021
31 Mar 2025£5,303£1,925£14K£8,2011
31 Mar 2024£4,345£1,045£11K£6,5851
31 Mar 2023£4,642£1,260£12K£7,3821
31 Mar 2022£5,209£1,069£11K£5,5501
31 Mar 2021£9,392£12K£27K£5,3041
31 Mar 2020£21K£1,755£27K£6,3410
31 Mar 2019£11K£2,025£18K£6,9310
31 Mar 2018£1,284£16K0
31 Mar 2017£2,213£7,3580

Where Wolfram Electrical Limited is registered

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

The registered office is in Sutton (SM1), in the Sutton local authority area, London. Show SM1 3TY on a map.

Other trade companies in SM1

What happens if Wolfram Electrical 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 December 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Jan 2028 to 31 Jan 2028£150
1 to 3 months late1 Feb 2028 to 31 Mar 2028£375
3 to 6 months late1 Apr 2028 to 30 Jun 2028£750
More than 6 months lateFrom 1 Jul 2028£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Apr 2028£200
3 months late30 Jun 2028another £200
6 months late30 Sep 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Mar 2029another 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
10030061
Status
Active
Company type
Private limited company
Incorporated
27 February 2016 (10 years ago)
Registered office
16 Damask Court, Cleeve Way, Sutton, SM1 3TY
Nature of business
Electrical installation (SIC 43210)
Year end
31 March (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
31 March 2026
Last confirmation statement
9 December 2025

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.

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Other active electrical contractors registered in Sutton.

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Frequently asked questions

When are Wolfram Electrical Limited's accounts due?

Wolfram Electrical Limited's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.

When is Wolfram Electrical Limited's CT600 due?

The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.

Is Wolfram Electrical Limited still trading?

Wolfram Electrical 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 Wolfram Electrical Limited do?

Wolfram Electrical Limited is registered under Electrical installation (SIC 43210).

How old is Wolfram Electrical Limited?

Wolfram Electrical Limited was incorporated on 27 February 2016, 10 years ago.

What is the penalty if Wolfram Electrical 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 Wolfram Electrical 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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