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  1. Companies
  2. Plumbers and heating engineers
  3. Salisbury
  4. Heatek Mechanical Ltd

Heatek Mechanical Ltd

ActiveNo accounts filed yet accountsPlumbers and heating engineersSalisbury
Company number
17164302
Incorporated
17 Apr 2026
Registered office
10 ST Ann Street, Salisbury, Wiltshire, SP1 2DN
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
461 days
17 Jan 2028
From the Companies House register, 1 Oct 2026

Heatek Mechanical Ltd is a newly incorporated private limited company registered in Salisbury, company number 17164302, one of 64 plumbing and heating companies in Salisbury. Its next accounts are due at Companies House on 17 January 2028, and its first CT600 is due at HMRC on 16 April 2028.

Key dates

This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.

Accounts due
17 Jan 2028
in 461 days
For the period to 30 Apr 2027
CT600 due (first of two)
16 Apr 2028
in 551 days
Period 17 Apr 2026 to 16 Apr 2027
CT600 due (second of two)
30 Apr 2028
in 565 days
Period 17 Apr 2027 to 30 Apr 2027
Corporation tax payment
1 Feb 2028
in 476 days
9 months and 1 day after the period end
Confirmation statement
30 Apr 2027
in 199 days

Is this your company?

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Where Heatek Mechanical Ltd is registered

Heatek Mechanical Ltd's registered office on a map of the UK

The registered office is in Salisbury (SP1), in the Wiltshire local authority area, South West. Show SP1 2DN on a map.

Other trade companies in SP1

Also registered at this address

23 other companies use the same registered office as Heatek Mechanical Ltd.

What happens if Heatek Mechanical 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 17 January 2028.

Companies HouseAccounts deliveredPenalty
Up to 1 month late18 Jan 2028 to 17 Feb 2028£150
1 to 3 months late18 Feb 2028 to 17 Apr 2028£375
3 to 6 months late18 Apr 2028 to 17 Jul 2028£750
More than 6 months lateFrom 18 Jul 2028£1,500

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

HMRC (CT600)FromPenalty
1 day late1 May 2028£200
3 months late30 Jul 2028another £200
6 months late30 Oct 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late30 Apr 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
17164302
Status
Active
Company type
Private limited company
Incorporated
17 April 2026
Registered office
10 ST Ann Street, Salisbury, Wiltshire, SP1 2DN
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
30 April (accounting reference date)
Accounts type
No accounts filed yet

Filing notes for plumbing and heating companies

Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.

Similar companies in Salisbury

Other active plumbing and heating companies registered in Salisbury.

All plumbing and heating companies in Salisbury · All trades in Salisbury · Plumbers and heating engineers across the UK

Frequently asked questions

When are Heatek Mechanical Ltd's accounts due?

Heatek Mechanical Ltd's next accounts are due at Companies House by 17 January 2028 (in 461 days), covering the period to 30 April 2027.

When is Heatek Mechanical Ltd's CT600 due?

The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 16 April 2027, due by 16 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.

Is Heatek Mechanical Ltd still trading?

Heatek Mechanical 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 Heatek Mechanical Ltd do?

Heatek Mechanical Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).

How old is Heatek Mechanical Ltd?

Heatek Mechanical Ltd was incorporated on 17 April 2026, less than a year ago.

What is the penalty if Heatek Mechanical 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 Heatek Mechanical 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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