- Companies
- Plumbers and heating engineers
- Norwich
- Robert Porter Plumbing Services Ltd
Robert Porter Plumbing Services Ltd
- Company number
- 13989482
- Incorporated
- 19 Mar 20224 years trading
- Registered office
- 77 Station Road, Great Moulton, Norwich, NR15 2DX
- Nature of business
- Plumbing, heat and air-conditioning installation
Robert Porter Plumbing Services Ltd is a 4-year-old private limited company registered in Norwich, company number 13989482, one of 252 plumbing and heating companies in Norwich. 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.
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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 £45K (+36.4%) on the year before, to £170K.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £187K against £30K owed within a year: 6.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2023 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £170K | £187K | £30K | 1 | |
| 31 Mar 2025 | £125K | £142K | £18K | 1 | |
| 31 Mar 2024 | £93K | £110K | £14K | 1 | |
| 31 Mar 2023 | £54K | £129K | £65K | 1 |
Where Robert Porter Plumbing Services Ltd is registered
The registered office is in Norwich (NR15), in the South Norfolk local authority area, East of England. Show NR15 2DX on a map.
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What happens if Robert Porter Plumbing Services 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 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
- 13989482
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 March 2022 (4 years ago)
- Registered office
- 77 Station Road, Great Moulton, Norwich, NR15 2DX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 18 March 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.
- Robert Symon Plumbing & Building Ltd2019
- Robin Plumbing Limited2022
- Rose-Eyre Plumbing and Heating Limited2019
- RSM Heating and Plumbing Ltd2023
- Ryan Woods Plumbing & Heating Limited2024
- S King Plumbing and Heating Ltd2013
- S Morris Heating Limited2024
- S Powley Plumbing & Carpentry Ltd2014
All plumbing and heating companies in Norwich · All trades in Norwich · Plumbers and heating engineers across the UK
Frequently asked questions
When are Robert Porter Plumbing Services Ltd's accounts due?
Robert Porter Plumbing Services 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 Robert Porter Plumbing Services 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 Robert Porter Plumbing Services Ltd still trading?
Robert Porter Plumbing Services 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 Robert Porter Plumbing Services Ltd do?
Robert Porter Plumbing Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Robert Porter Plumbing Services Ltd?
Robert Porter Plumbing Services Ltd was incorporated on 19 March 2022, 4 years ago.
What is the penalty if Robert Porter Plumbing Services 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 Robert Porter Plumbing Services Ltd 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.