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  1. Companies
  2. Electricians
  3. Canvey Island
  4. Heatsourceuk Limited

Company profile · Electricians

Heatsourceuk Limited

Heatsourceuk Limited is a 1-year-old private limited company registered in Canvey Island, company number 16300513, one of 46 electrical contractors in Canvey Island. 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.

Active 16300513 Micro-entity accounts Canvey Island Since 2025

Key dates

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

Accounts due
31 Dec 2027
in 445 days
For the period to 31 Mar 2027
CT600 due
31 Mar 2028
in 536 days
Period 1 Apr 2026 to 31 Mar 2027
Corporation tax payment
1 Jan 2028
in 446 days
9 months and 1 day after the period end
Confirmation statement
20 Mar 2027
in 159 days
Last made up to 6 Mar 2026

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Financial snapshot, 2026

From the balance sheet at 31 March 2026, as filed at Companies House.

Net assets
£18K
Current assets
£37K
Employees
0
Average during the year, including directors

Where Heatsourceuk Limited is registered

Heatsourceuk Limited's registered office on a map of the UK

The registered office is in Canvey Island (SS8), in the Castle Point local authority area, East of England. Show SS8 9DE on a map.

Other trade companies in SS8

Also registered at this address

24 other companies use the same registered office as Heatsourceuk Limited.

What happens if Heatsourceuk 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
16300513
Status
Active
Company type
Private limited company
Incorporated
7 March 2025 (1 year ago)
Registered office
Matrix House 12-16, Lionel Road, Canvey Island, SS8 9DE
Nature of business
Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
31 March (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
31 March 2026
Last confirmation statement
6 March 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 Canvey Island

Other active electrical contractors registered in Canvey Island.

All electrical contractors in Canvey Island · All trades in Canvey Island · Electricians across the UK

Frequently asked questions

When are Heatsourceuk Limited's accounts due?

Heatsourceuk Limited's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.

When is Heatsourceuk 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 Heatsourceuk Limited still trading?

Heatsourceuk 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 Heatsourceuk Limited do?

Heatsourceuk Limited is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220).

How old is Heatsourceuk Limited?

Heatsourceuk Limited was incorporated on 7 March 2025, 1 year ago.

What is the penalty if Heatsourceuk 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 Heatsourceuk 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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