- Companies
- Plumbers and heating engineers
- Dumfries
- Nithsdale Plumbing & Heating Limited
Nithsdale Plumbing & Heating Limited
- Company number
- SC457556
- Incorporated
- 23 Aug 201313 years trading
- Registered office
- Unit 6A 2, Catherinefield Industrial Estate, Dumfries, DG1 3PQ
- Nature of business
- Plumbing, heat and air-conditioning installation
Nithsdale Plumbing & Heating Limited is a 13-year-old private limited company registered in Dumfries, company number SC457556, one of 23 plumbing and heating companies in Dumfries. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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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 £38K (+17.6%) on the year before, to £250K.
- Net assets rose in 5 of 8 year-on-year comparisons on record.
- Current assets of £750K against £549K owed within a year: 1.4 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £250K | £187K | £750K | £549K | 0 |
| 31 Aug 2024 | £213K | £134K | £616K | £458K | 26 |
| 31 Aug 2023 | £157K | £23K | £600K | £434K | 24 |
| 31 Aug 2022 | £180K | £88K | £604K | £334K | 23 |
| 31 Aug 2021 | £135K | £50K | £594K | £300K | 33 |
| 31 Aug 2020 | £25K | £65K | £503K | £309K | 31 |
| 31 Aug 2019 | £16K | £6,038 | £400K | £337K | 36 |
| 31 Aug 2018 | £27K | £2,195 | £495K | £488K | |
| 31 Aug 2017 | £35K | £9,308 | £643K | £721K |
Where Nithsdale Plumbing & Heating Limited is registered
The registered office is in Dumfries (DG1), in the Dumfries and Galloway local authority area, Scotland. Show DG1 3PQ on a map.
Other trade companies in DG1
- Rooftek Roofing LtdRoofers
- K&M Tyre Services LtdMechanics and garages
- Rory Porteous Plumbing & Heating LimitedPlumbers and heating engineers
- Unique Landscapes & Stonecraft LimitedSpecialist contractors
- Eml Garage Car Sales LtdMotor traders
- Dca Contracting LimitedSpecialist contractors
- Dbdoorsandfloors LimitedJoiners and carpenters
- Ingram Electrical & Property Services LtdMachinery repair and installation
What happens if Nithsdale 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- SC457556
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 August 2013 (13 years ago)
- Registered office
- Unit 6A 2, Catherinefield Industrial Estate, Dumfries, DG1 3PQ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 23 August 2026
- Charges (mortgages)
- 3 outstanding of 3 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 in Dumfries
Other active plumbing and heating companies registered in Dumfries.
- Rory Porteous Plumbing & Heating Limited2026
- S & D Plumbing and Heating Services Limited2022
- Solway Gas and Heating Supplies Limited2014
- Stuart Kennedy Heating Services Limited2011
- Stuart Murphy, Gas Engineer Ltd2026
- Thomson Heating & Gas Services Ltd2021
- W. Johnstone & Sons Limited2003
- A M Plumbing Limited2004
All plumbing and heating companies in Dumfries · All trades in Dumfries · Plumbers and heating engineers across the UK
Frequently asked questions
When are Nithsdale Plumbing & Heating Limited's accounts due?
Nithsdale Plumbing & Heating Limited's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Nithsdale Plumbing & Heating Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Nithsdale Plumbing & Heating Limited still trading?
Nithsdale 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 Nithsdale Plumbing & Heating Limited do?
Nithsdale Plumbing & Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Nithsdale Plumbing & Heating Limited?
Nithsdale Plumbing & Heating Limited was incorporated on 23 August 2013, 13 years ago.
What is the penalty if Nithsdale 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 Nithsdale 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.