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  4. BMB Plumbing & Heating Ltd

BMB Plumbing & Heating Ltd

ActiveMicro-entity accountsPlumbers and heating engineersSouthport
Company number
12150890
Incorporated
12 Aug 20197 years trading
Registered office
572B Liverpool Road, Southport, Merseyside, PR8 3BG
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
45 days
27 Nov 2026
From the Companies House register, 1 Oct 2026

BMB Plumbing & Heating Ltd is a 7-year-old private limited company registered in Southport, company number 12150890, one of 42 plumbing and heating companies in Southport. Its next accounts are due at Companies House on 27 November 2026, and the CT600 for the period to 27 February 2026 is due at HMRC on 27 February 2027.

Key dates

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

Accounts due
27 Nov 2026
in 45 days
For the period to 27 Feb 2026
CT600 due
27 Feb 2027
in 137 days
Period 28 Feb 2025 to 27 Feb 2026
Corporation tax payment
28 Nov 2026
in 46 days
9 months and 1 day after the period end
Confirmation statement
25 Aug 2027
in 316 days
Last made up to 11 Aug 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 £38K (-33.4%) on the year before, to £76K.
  • Net assets rose in 3 of 4 year-on-year comparisons on record.
  • Current assets of £72K against £25K owed within a year: 2.9 times cover.
  • 2 employees on average, up from 1 the year before.
  • Balance sheets on record for 5 years, 2020 to 2025.

Net assets by year

Net assets at each year end, 2020 to 2025£0£50K£100K31 August 2020: net assets £21K£21K202031 August 2021: net assets £33K£33K202130 August 2022: net assets £65K£65K202230 August 2023: net assets £115K£115K202327 February 2025: net assets £76K£76K2025
Net assets at each year end, 2020 to 2025£0£50K£100K31 August 2020: net assets £21K£21K202031 August 2021: net assets £33K£33K202130 August 2022: net assets £65K£65K202230 August 2023: net assets £115K£115K202327 February 2025: net assets £76K£76K2025
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
27 Feb 2025£76K£72K£25K2
30 Aug 2023£115K£147K£33K1
30 Aug 2022£65K£65K2
31 Aug 2021£33K£33K£02
31 Aug 2020£21K£22K£6111

Where BMB Plumbing & Heating Ltd is registered

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

The registered office is in Southport (PR8), in the Sefton local authority area, North West. Show PR8 3BG on a map.

Other trade companies in PR8

What happens if BMB Plumbing & 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 27 November 2026.

Companies HouseAccounts deliveredPenalty
Up to 1 month late28 Nov 2026 to 27 Dec 2026£150
1 to 3 months late28 Dec 2026 to 27 Feb 2027£375
3 to 6 months late28 Feb 2027 to 27 May 2027£750
More than 6 months lateFrom 28 May 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late28 Feb 2027£200
3 months late27 May 2027another £200
6 months late27 Aug 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late27 Feb 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
12150890
Status
Active
Company type
Private limited company
Incorporated
12 August 2019 (7 years ago)
Registered office
572B Liverpool Road, Southport, Merseyside, PR8 3BG
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
27 February (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
27 February 2025
Last confirmation statement
11 August 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 Southport

Other active plumbing and heating companies registered in Southport.

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

Frequently asked questions

When are BMB Plumbing & Heating Ltd's accounts due?

BMB Plumbing & Heating Ltd's next accounts are due at Companies House by 27 November 2026 (in 45 days), covering the period to 27 February 2026.

When is BMB Plumbing & Heating Ltd's CT600 due?

The CT600 for the period to 27 February 2026 is due at HMRC by 27 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 28 November 2026.

Is BMB Plumbing & Heating Ltd still trading?

BMB Plumbing & 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 BMB Plumbing & Heating Ltd do?

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

How old is BMB Plumbing & Heating Ltd?

BMB Plumbing & Heating Ltd was incorporated on 12 August 2019, 7 years ago.

What is the penalty if BMB Plumbing & 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 BMB Plumbing & 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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