- Companies
- Plumbers and heating engineers
- Norwich
- CDG Plumbing & Heating Limited
CDG Plumbing & Heating Limited
- Company number
- 04920031
- Incorporated
- 2 Oct 200323 years trading
- Registered office
- Unit 10 Aylsham Business Park Richard Oakes Road, Aylsham, Norwich, Norfolk, NR11 6FD
- Nature of business
- Plumbing, heat and air-conditioning installation
CDG Plumbing & Heating Limited is a 23-year-old private limited company registered in Norwich, company number 04920031, one of 252 plumbing and heating companies in Norwich. 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.
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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 £30K (-32.6%) on the year before, to £63K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £61K against £2,161 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 | £63K | £57K | £61K | £2,161 | 1 |
| 31 Oct 2024 | £93K | £86K | £89K | £2,331 | 1 |
| 31 Oct 2023 | £99K | £95K | £99K | £6,047 | 1 |
| 31 Oct 2022 | £103K | £82K | £105K | £12K | 1 |
| 31 Oct 2021 | £90K | £72K | £100K | £23K | 1 |
| 31 Oct 2020 | £103K | £87K | £123K | £23K | 1 |
| 31 Oct 2019 | £85K | £65K | £95K | £19K | 0 |
| 31 Oct 2018 | £72K | £53K | £79K | £12K | |
| 31 Oct 2017 | £68K | £54K | £74K | £12K | |
| 31 Oct 2016 | £76K | £41K | £78K | £9,863 |
Where CDG Plumbing & Heating Limited is registered
The registered office is in Norwich (NR11), in the Broadland local authority area, East of England. Show NR11 6FD on a map.
Other trade companies in NR11
- NPB Commercial Projects LimitedProperty developers
- Norfolk New Build Snagging LtdSpecialist contractors
- JR Autos Blickling LtdMechanics and garages
- SC Projects (Norfolk) LimitedFinishing trades
- Duffy Estate Properties LtdProperty developers
- Meadway Roofing LtdRoofers
- Dickinson Property Group Norfolk LtdProperty developers
- Norfolk Luxury Bathrooms LtdInstallers
Shared registered office
29 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if CDG 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
- 04920031
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 October 2003 (23 years ago)
- Registered office
- Unit 10 Aylsham Business Park Richard Oakes Road, Aylsham, Norwich, Norfolk, NR11 6FD
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 25 July 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 Norwich
Other active plumbing and heating companies registered in Norwich.
- CMS Installations Norwich Ltd2023
- Collins Heating Services Ltd2016
- Collins Plumbing & Heating Ltd2023
- Combination Boiler Services Limited2005
- Cool Runnings Air Conditioning Ltd2023
- Cranbrook Heating Limited2013
- Custance & Son Ltd2004
- D Farrow Plumbing & Bathrooms Ltd2020
All plumbing and heating companies in Norwich · All trades in Norwich · Plumbers and heating engineers across the UK
Frequently asked questions
When are CDG Plumbing & Heating Limited's accounts due?
CDG 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 CDG 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 CDG Plumbing & Heating Limited still trading?
CDG 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 CDG Plumbing & Heating Limited do?
CDG Plumbing & Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is CDG Plumbing & Heating Limited?
CDG Plumbing & Heating Limited was incorporated on 2 October 2003, 23 years ago.
What is the penalty if CDG 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 CDG 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.