- Companies
- Plumbers and heating engineers
- London
- Squires and Duran Plumbing & Heating Limited
Squires and Duran Plumbing & Heating Limited
- Company number
- 03645486
- Incorporated
- 7 Oct 199828 years trading
- Registered office
- 19 Friary Road, London, N12 9PD
- Nature of business
- Plumbing, heat and air-conditioning installation
Squires and Duran Plumbing & Heating Limited is a 28-year-old private limited company registered in London, company number 03645486, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Squires and Duran Plumbing & Heating LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £21K (-37.5%) on the year before, to £36K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £40K against £3,890 owed within a year: more than 10 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £36K | £40K | £3,890 | 1 | |
| 31 Oct 2024 | £57K | £62K | £4,635 | 1 | |
| 31 Oct 2023 | £67K | £74K | £7,137 | 1 | |
| 31 Oct 2022 | £52K | £55K | £3,462 | 0 | |
| 31 Oct 2021 | £40K | £46K | £5,897 | 0 | |
| 31 Oct 2020 | £21K | £26K | £4,544 | 1 | |
| 31 Oct 2019 | £10K | £12K | £1,852 | 1 | |
| 31 Oct 2018 | £11K | £14K | £2,803 | ||
| 31 Oct 2017 | £7,132 | £8,034 | £902 | ||
| 31 Oct 2016 | £11K | £13K | £1,921 |
Who runs and owns Squires and Duran Plumbing & Heating Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| X*** D*** | Director | Oct 1998 |
4 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| K*** B*** | Nominee Secretary | Oct 1998 | Oct 1998 |
| M*** B*** | Secretary | Oct 1998 | Oct 2003 |
| Nationwide Company Secretaries Ltd | Secretary (company) | Oct 2003 | Nov 2017 |
| M*** B*** | Director | Dec 1998 | Jan 2004 |
Person with significant control
Where Squires and Duran Plumbing & Heating Limited is registered
The registered office is in London (N12), in the Barnet local authority area, London. Show N12 9PD on a map.
Other trade companies in N12
- Sullivan Property and Maintenance LtdFacilities management
- Mael Property Services LtdFinishing trades
- Horizon Constructors LtdProperty developers
- Alfawine Group LimitedFinishing trades
- Sam Motors Group LimitedMotor traders
- Heating on Demand LtdPlumbers and heating engineers
- Premium Electrical LtdElectricians
- Amaiya Sparks LtdCleaning companies
What happens if Squires and Duran Plumbing & Heating Limited 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 2028 | another 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
- 03645486
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 October 1998 (28 years ago)
- Registered office
- 19 Friary Road, London, N12 9PD
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 17 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 London
Other active plumbing and heating companies registered in London.
- SR & K Services Ltd2024
- ST. Albans Plumbing and Heating Co. Limited1988
- Stainless Green Ltd2022
- Stan Heating & Plumbing Limited2018
- Stanley and Son Ltd2014
- Star Plumbing and Heating Solutions Limited2026
- Staunch and Flow Limited2003
- Steel Heating and Plumbing Limited2013
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Squires and Duran Plumbing & Heating Limited's accounts due?
Squires and Duran Plumbing & Heating Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Squires and Duran Plumbing & Heating Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Squires and Duran Plumbing & Heating Limited still trading?
Squires and Duran Plumbing & Heating Limited 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 Squires and Duran Plumbing & Heating Limited do?
Squires and Duran Plumbing & Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Squires and Duran Plumbing & Heating Limited?
Squires and Duran Plumbing & Heating Limited was incorporated on 7 October 1998, 28 years ago.
Who runs Squires and Duran Plumbing & Heating Limited?
Squires and Duran Plumbing & Heating Limited has 1 active director, the longest-serving appointed in Oct 1998. Their names and service addresses are on the Companies House register.
Who owns Squires and Duran Plumbing & Heating Limited?
One person or company has significant control of Squires and Duran Plumbing & Heating Limited: an individual (owns 75% or more of the shares).
What is the penalty if Squires and Duran Plumbing & Heating Limited 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 Squires and Duran Plumbing & Heating Limited on Companies House for filed documents, officers and the full history.
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.