- Companies
- Plumbers and heating engineers
- G.W.Dawes & Son (Heating & Plumbing) Limited
G.W.Dawes & Son (Heating & Plumbing) Limited
- Company number
- 00403265
- Incorporated
- 17 Jan 194680 years trading
- Registered office
- Dannemora Drive, Sheffield, S9 5DF
- Nature of business
- Plumbing, heat and air-conditioning installation
G.W.Dawes & Son (Heating & Plumbing) Limited is a 80-year-old private limited company, company number 00403265, 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.
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 G.W.Dawes & Son (Heating & Plumbing) 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 up £7,677 (+0.8%) on the year before, to £960K.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £1.4M against £723K owed within a year: 1.9 times cover.
- 14 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £960K | £873K | £1.4M | £723K | 14 |
| 31 Mar 2025 | £952K | £735K | £1.5M | £910K | 14 |
| 31 Mar 2024 | £937K | £608K | £1.3M | £661K | 14 |
| 31 Mar 2023 | £914K | £894K | £1.4M | £891K | 14 |
| 31 Mar 2022 | £860K | £627K | £1.4M | £867K | 15 |
| 31 Mar 2021 | £705K | £488K | £844K | £479K | 14 |
| 31 Mar 2020 | £630K | £497K | £863K | £583K | 13 |
| 31 Mar 2019 | £580K | £482K | £981K | £750K | 10 |
| 31 Mar 2018 | £541K | £290K | £634K | £447K | 12 |
| 31 Mar 2017 | £474K | £177K | £536K | £442K | 13 |
Who runs and owns G.W.Dawes & Son (Heating & Plumbing) Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| J*** P*** | Director | Feb 2023 |
| J*** T*** | Director | Feb 2023 |
| L*** T*** | Director | Feb 2023 |
10 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| L*** B*** | Secretary | Sep 2011 | Mar 2017 |
| P*** C*** | Secretary | Sep 1991 | Sep 2011 |
| P*** T*** | Secretary | Sep 2004 | May 2006 |
| J*** V*** | Secretary | Sep 2004 | |
| J*** B*** | Director | Jul 1999 | Jun 2002 |
| P*** C*** | Director | Sep 2011 | |
| M*** T*** | Director | Oct 2003 | Apr 2026 |
| P*** T*** | Director | Oct 2003 | May 2006 |
| J*** V*** | Director | May 1998 | Nov 2004 |
| G*** W*** | Director | May 1998 |
Person with significant control
Charges (secured borrowing)
5 of 6 registered charges are outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| HSBC Bank PLC | Outstanding | Aug 2011 |
| HSBC Bank PLC | Outstanding | Dec 2004 |
| Midland Bank PLC | Outstanding | Mar 1989 |
| Midland Bank PLC | Outstanding | Oct 1982 |
| Midland Bank PLC | Outstanding | May 1979 |
| Midland Bank PLC | Satisfied Mar 2009 | Aug 1962 |
Public contracts won
G.W.Dawes & Son (Heating & Plumbing) Limited has 2 public sector contract awards on record, from 2016 to 2025. Source: Contracts Finder and Find a Tender award notices. For 1 of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown. These were matched by the company's exact name because the notice gave no company number.
Awards by year
Main buyers
- Rotherham Borough Council1 award
- Sheffield Teaching Hospitals NHS Foundation Trust1 award
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Rotherham Borough Council | Century Business Park - Manvers - Boiler Replacement | 6 Oct 2025 | |
| Sheffield Teaching Hospitals NHS Foundation Trust | Estates - Building & Engineering, Mechanical, Electrical Works Framework | Ceiling, not shown | 1 Nov 2016 |
Where G.W.Dawes & Son (Heating & Plumbing) Limited is registered
The registered office is in the S9 postcode district, in the Sheffield local authority area, Yorkshire and The Humber. Show S9 5DF on a map.
Other trade companies in S9
- Forge External Services LtdCivil engineering
- The Kitchen and Worktop Company LtdFinishing trades
- Steel City Tyrez LtdMechanics and garages
- Day to Day Cleaners Yorkshire LimitedCleaning companies
- Property Medics South Yorkshire LtdProperty developers
- Rka Building Construction LtdFinishing trades
- The Driveway Company Sheffield LtdLandscapers and gardeners
- Abiza & Co Private LimitedBuilders
What happens if G.W.Dawes & Son (Heating & Plumbing) 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 00403265
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 January 1946 (80 years ago)
- Registered office
- Dannemora Drive, Sheffield, S9 5DF
- 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
- 25 September 2026
- Charges (mortgages)
- 5 outstanding of 6 registered
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
Other active plumbing and heating companies.
Frequently asked questions
When are G.W.Dawes & Son (Heating & Plumbing) Limited's accounts due?
G.W.Dawes & Son (Heating & Plumbing) Limited's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is G.W.Dawes & Son (Heating & Plumbing) Limited'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 G.W.Dawes & Son (Heating & Plumbing) Limited still trading?
G.W.Dawes & Son (Heating & Plumbing) Limited is listed as active on the Companies House register (checked 13 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 G.W.Dawes & Son (Heating & Plumbing) Limited do?
G.W.Dawes & Son (Heating & Plumbing) Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is G.W.Dawes & Son (Heating & Plumbing) Limited?
G.W.Dawes & Son (Heating & Plumbing) Limited was incorporated on 17 January 1946, 80 years ago.
Who runs G.W.Dawes & Son (Heating & Plumbing) Limited?
G.W.Dawes & Son (Heating & Plumbing) Limited has 3 active directors, the longest-serving appointed in Feb 2023. Their names and service addresses are on the Companies House register.
Who owns G.W.Dawes & Son (Heating & Plumbing) Limited?
One person or company has significant control of G.W.Dawes & Son (Heating & Plumbing) Limited: an individual (owns 75% or more of the shares).
Has G.W.Dawes & Son (Heating & Plumbing) Limited won public sector contracts?
Yes. G.W.Dawes & Son (Heating & Plumbing) Limited has 2 contract awards from public bodies on Contracts Finder and Find a Tender, most recently from Rotherham Borough Council.
What is the penalty if G.W.Dawes & Son (Heating & Plumbing) 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 G.W.Dawes & Son (Heating & Plumbing) Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.