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H2O & Heating Ltd

ActiveMicro-entity accountsPlumbers and heating engineersLondon
Company number
10109098
Incorporated
7 Apr 201610 years trading
Registered office
Ealing Cross 85 Uxbridge Road, 1ST Floor, London, W5 5TH
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
111 days
31 Jan 2027
Net assets
-£3,988▼
At 30 Apr 2025
Employees
1
Average during the year
From the Companies House register, 1 Oct 2026

H2O & Heating Ltd is a 10-year-old private limited company registered in London, company number 10109098, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 2027.

Key dates

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

Accounts due
31 Jan 2027
in 111 days
For the period to 30 Apr 2026
CT600 due
30 Apr 2027
in 200 days
Period 1 May 2025 to 30 Apr 2026
Corporation tax payment
1 Feb 2027
in 112 days
9 months and 1 day after the period end
Confirmation statement
24 Mar 2027
in 163 days
Last made up to 10 Mar 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 down £3,918 on the year before, to -£3,988.
  • Net assets rose in 2 of 8 year-on-year comparisons on record.
  • Current assets of £8,319 against £8,774 owed within a year: 0.9 times cover.
  • 1 employee on average during the year.
  • Balance sheets on record for 9 years, 2017 to 2025.

Net assets by year

Net assets at each year end, 2017 to 2025£0£10K30 April 2017: net assets £11K£11K201730 April 2018: net assets £10K£10K201830 April 2019: net assets £3,897£3,897201930 April 2020: net assets £4,806£4,806202030 April 2021: net assets £148£148202130 April 2022: net assets £117£117202230 April 2023: net assets -£4,354-£4,354202330 April 2024: net assets -£70-£70202430 April 2025: net assets -£3,988-£3,9882025
Net assets at each year end, 2017 to 2025£0£10K30 April 2017: net assets £11K£11K'1730 April 2018: net assets £10K£10K'1830 April 2019: net assets £3,897£3,897'1930 April 2020: net assets £4,806£4,806'2030 April 2021: net assets £148£148'2130 April 2022: net assets £117£117'2230 April 2023: net assets -£4,354-£4,354'2330 April 2024: net assets -£70-£70'2430 April 2025: net assets -£3,988-£3,988'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
30 Apr 2025-£3,988£8,319£8,7741
30 Apr 2024-£70£6,167£1,8501
30 Apr 2023-£4,354£4,010£1,8772
30 Apr 2022£117£4,279£5,9252
30 Apr 2021£148£16K£5,0982
30 Apr 2020£4,806£12K£6,7922
30 Apr 2019£3,897£9,143£5,246
30 Apr 2018£10K£14K£3,525
30 Apr 2017£11K£17K£5,881

Where H2O & Heating Ltd is registered

H2O & Heating Ltd's registered office on a map of the UK

The registered office is in London (W5), in the Ealing local authority area, London. Show W5 5TH on a map.

Other trade companies in W5

Also registered at this address

10 other companies use the same registered office as H2O & Heating Ltd.

What happens if H2O & Heating 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 January 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Feb 2027 to 28 Feb 2027£150
1 to 3 months late1 Mar 2027 to 30 Apr 2027£375
3 to 6 months late1 May 2027 to 31 Jul 2027£750
More than 6 months lateFrom 1 Aug 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 May 2027£200
3 months late30 Jul 2027another £200
6 months late30 Oct 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late30 Apr 2028another 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
10109098
Status
Active
Company type
Private limited company
Incorporated
7 April 2016 (10 years ago)
Registered office
Ealing Cross 85 Uxbridge Road, 1ST Floor, London, W5 5TH
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
30 April (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
30 April 2025
Last confirmation statement
10 March 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.

Similar companies in London

Other active plumbing and heating companies registered in London.

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

Frequently asked questions

When are H2O & Heating Ltd's accounts due?

H2O & Heating Ltd's next accounts are due at Companies House by 31 January 2027 (in 111 days), covering the period to 30 April 2026.

When is H2O & Heating Ltd's CT600 due?

The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.

Is H2O & Heating Ltd still trading?

H2O & Heating 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 H2O & Heating Ltd do?

H2O & Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).

How old is H2O & Heating Ltd?

H2O & Heating Ltd was incorporated on 7 April 2016, 10 years ago.

What is the penalty if H2O & Heating 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 H2O & Heating 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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