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  4. Mason & Sons Plumbing & Heating Ltd

Mason & Sons Plumbing & Heating Ltd

ActiveUnaudited abridged accountsPlumbers and heating engineersSutton-in-Ashfield
Company number
11346199
Incorporated
4 May 20188 years trading
Registered office
2 Wrightson Close, Sutton-in-Ashfield, NG17 4LT
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
444 days
31 Dec 2027
Net assets
£11K▲
+11.7% on the year before
Cash at bank
£16K▼
At 31 Mar 2026
Employees
2
Average during the year
From the Companies House register, 1 Oct 2026

Mason & Sons Plumbing & Heating Ltd is a 8-year-old private limited company registered in Sutton-in-Ashfield, company number 11346199, one of 17 plumbing and heating companies in Sutton-in-Ashfield. 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 444 days
For the period to 31 Mar 2027
CT600 due
31 Mar 2028
in 535 days
Period 1 Apr 2026 to 31 Mar 2027
Corporation tax payment
1 Jan 2028
in 445 days
9 months and 1 day after the period end
Confirmation statement
17 May 2027
in 216 days
Last made up to 3 May 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 £1,175 (+11.7%) on the year before, to £11K.
  • Net assets rose in 4 of 7 year-on-year comparisons on record.
  • Current assets of £34K against £27K owed within a year: 1.3 times cover.
  • 2 employees on average during the year.
  • Balance sheets on record for 8 years, 2019 to 2026.

Net assets by year

Net assets at each year end, 2019 to 2026£0£20K£40K31 March 2019: net assets £10K£10K201931 March 2020: net assets £7,231£7,231202031 March 2021: net assets £27K£27K202131 March 2022: net assets £2,703£2,703202231 March 2023: net assets £28K£28K202331 March 2024: net assets £46K£46K202431 March 2025: net assets £10K£10K202531 March 2026: net assets £11K£11K2026
Net assets at each year end, 2019 to 2026£0£20K£40K31 March 2019: net assets £10K£10K'1931 March 2020: net assets £7,231£7,231'2031 March 2021: net assets £27K£27K'2131 March 2022: net assets £2,703£2,703'2231 March 2023: net assets £28K£28K'2331 March 2024: net assets £46K£46K'2431 March 2025: net assets £10K£10K'2531 March 2026: net assets £11K£11K'26
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Mar 2026£11K£16K£34K£27K2
31 Mar 2025£10K£21K£42K£38K2
31 Mar 2024£46K£26K£85K£40K2
31 Mar 2023£28K£25K£67K£36K2
31 Mar 2022£2,703£7,163£28K£20K2
31 Mar 2021£27K£35K£74K£36K2
31 Mar 2020£7,231£1,769£22K£22K2
31 Mar 2019£10K£1,307£17K£18K

Where Mason & Sons Plumbing & Heating Ltd is registered

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

The registered office is in Sutton-in-Ashfield (NG17), in the Ashfield local authority area, East Midlands. Show NG17 4LT on a map.

Other trade companies in NG17

What happens if Mason & Sons 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 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
11346199
Status
Active
Company type
Private limited company
Incorporated
4 May 2018 (8 years ago)
Registered office
2 Wrightson Close, Sutton-in-Ashfield, NG17 4LT
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
31 March (accounting reference date)
Accounts type
Unaudited abridged
Last accounts made up to
31 March 2026
Last confirmation statement
3 May 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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Frequently asked questions

When are Mason & Sons Plumbing & Heating Ltd's accounts due?

Mason & Sons Plumbing & Heating Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.

When is Mason & Sons Plumbing & Heating 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 Mason & Sons Plumbing & Heating Ltd still trading?

Mason & Sons 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 Mason & Sons Plumbing & Heating Ltd do?

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

How old is Mason & Sons Plumbing & Heating Ltd?

Mason & Sons Plumbing & Heating Ltd was incorporated on 4 May 2018, 8 years ago.

What is the penalty if Mason & Sons 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 Mason & Sons 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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