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Enviro-Heat NW Ltd

ActiveTotal exemption (full) accountsPlumbers and heating engineersMawdesley
Company number
06617202
Incorporated
11 Jun 200818 years trading
Registered office
Unit T10 Towngate Works, Dark Lane, Mawdesley, Lancashire, L40 2QU
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
443 days
31 Dec 2027
Net assets
£146K▲
+6.0% on the year before
Cash at bank
£108K▲
At 31 Mar 2026
Employees
16
Average during the year
From the Companies House register, 1 Oct 2026

Enviro-Heat NW Ltd is a 18-year-old private limited company registered in Mawdesley, company number 06617202, one of the UK's plumbing and heating companies. 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 443 days
For the period to 31 Mar 2027
CT600 due
31 Mar 2028
in 534 days
Period 1 Apr 2026 to 31 Mar 2027
Corporation tax payment
1 Jan 2028
in 444 days
9 months and 1 day after the period end
Confirmation statement
25 Jun 2027
in 254 days
Last made up to 11 Jun 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 up £8,309 (+6%) on the year before, to £146K.
  • Net assets rose in 6 of 9 year-on-year comparisons on record.
  • Current assets of £474K against £350K owed within a year: 1.4 times cover.
  • 16 employees on average, up from -15 the year before.
  • Balance sheets on record for 10 years, 2017 to 2026.

Net assets by year

Net assets at each year end, 2017 to 2026£0£50K£100K31 March 2017: net assets £32K£32K201731 March 2018: net assets £32K£32K201831 March 2019: net assets £13K£13K201931 March 2020: net assets £3,247£3,247202031 March 2021: net assets £16K£16K202131 March 2022: net assets £43K£43K202231 March 2023: net assets £59K£59K202331 March 2024: net assets £130K£130K202431 March 2025: net assets £138K£138K202531 March 2026: net assets £146K£146K2026
Net assets at each year end, 2017 to 2026£0£50K£100K31 March 2017: net assets £32K£32K'1731 March 2018: net assets £32K£32K'1831 March 2019: net assets £13K£13K'1931 March 2020: net assets £3,247£3,247'2031 March 2021: net assets £16K£16K'2131 March 2022: net assets £43K£43K'2231 March 2023: net assets £59K£59K'2331 March 2024: net assets £130K£130K'2431 March 2025: net assets £138K£138K'2531 March 2026: net assets £146K£146K'26
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Mar 2026£146K£108K£474K£350K16
31 Mar 2025£138K£29K£434K£314K-15
31 Mar 2024£130K£174K£548K£407K-13
31 Mar 2023£59K£164K£453K£384K12
31 Mar 2022£43K£108K£363K£313K11
31 Mar 2021£16K£48K£290K£252K10
31 Mar 2020£3,247£4,553£173K£202K9
31 Mar 2019£13K£13K£142K£154K8
31 Mar 2018£32K£42K£157K£148K8
31 Mar 2017£32K£7,659£157K£135K6

Where Enviro-Heat NW Ltd is registered

Enviro-Heat NW Ltd's registered office on a map of the UK

The registered office is in Mawdesley (L40), in the Chorley local authority area, North West. Show L40 2QU on a map.

Other trade companies in L40

What happens if Enviro-Heat NW 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 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
06617202
Status
Active
Company type
Private limited company
Incorporated
11 June 2008 (18 years ago)
Registered office
Unit T10 Towngate Works, Dark Lane, Mawdesley, Lancashire, L40 2QU
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
31 March (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
31 March 2026
Last confirmation statement
11 June 2026

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.

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Plumbers and heating engineers across the UK

Frequently asked questions

When are Enviro-Heat NW Ltd's accounts due?

Enviro-Heat NW Ltd's next accounts are due at Companies House by 31 December 2027 (in 443 days), covering the period to 31 March 2027.

When is Enviro-Heat NW Ltd'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 Enviro-Heat NW Ltd still trading?

Enviro-Heat NW 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 Enviro-Heat NW Ltd do?

Enviro-Heat NW Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).

How old is Enviro-Heat NW Ltd?

Enviro-Heat NW Ltd was incorporated on 11 June 2008, 18 years ago.

What is the penalty if Enviro-Heat NW 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 Enviro-Heat NW 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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