- Companies
- Plumbers and heating engineers
- Norwich
- GS Mann Plumbing & Heating Limited
GS Mann Plumbing & Heating Limited
- Company number
- 01051912
- Incorporated
- 27 Apr 197254 years trading
- Registered office
- Lancaster House, 87 Yarmouth Road, Norwich, Norfolk, NR7 0HF
- Nature of business
- Plumbing, heat and air-conditioning installation
GS Mann Plumbing & Heating Limited is a 54-year-old private limited company registered in Norwich, company number 01051912, 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.
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 GS Mann 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 up £2,688 (+6.3%) on the year before, to £45K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £51K against £11K owed within a year: 4.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 | £45K | £51K | £11K | 0 | |
| 31 Mar 2025 | £43K | £45K | £10K | 0 | |
| 31 Mar 2024 | £40K | £43K | £12K | 1 | |
| 31 Mar 2023 | £44K | £43K | £12K | 1 | |
| 31 Mar 2022 | £50K | £58K | £8,503 | 1 | |
| 31 Mar 2021 | £51K | £64K | £14K | 1 | |
| 30 Apr 2020 | £41K | £46K | £6,770 | 1 | |
| 30 Apr 2019 | £42K | £53K | £13K | 2 | |
| 30 Apr 2018 | £42K | ||||
| 30 Apr 2017 | £44K | £44K | £6,986 |
Who runs and owns GS Mann 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 |
|---|---|---|
| G*** M*** | Director | Nov 2003 |
3 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| M*** M*** | Secretary | Jun 2012 | |
| G*** M*** | Director | Dec 2004 | |
| M*** M*** | Director | Jun 2012 |
Person with significant control
Where GS Mann Plumbing & Heating Limited is registered
The registered office is in Norwich (NR7), in the Broadland local authority area, East of England. Show NR7 0HF on a map.
Other trade companies in NR7
- Rme Norfolk LtdElectricians
- Hyvora LtdCleaning companies
- Animal Kingdom Supplies LtdSpecialist contractors
- Fransham Electrical LtdElectricians
- Tacrossley LtdElectricians
- Fix IT Russen LtdFinishing trades
- Pace Holstein Energy LimitedProperty developers
- K H Construction (Norwich) LtdInstallers
Also registered at this address
8 other companies use the same registered office as GS Mann Plumbing & Heating Limited.
- Avaley Groundworks LimitedCivil engineering
- Browne & Sons (Loddon) LimitedMotor traders
- Bush Group LimitedProperty developers
- Circuit Build LimitedBuilders
- Gill Properties (Norwich) LimitedProperty developers
- Milligen McLeod Homes LimitedProperty developers
- SPB Ups & DC Power Services LimitedMachinery repair and installation
- Watling Construction LimitedProperty developers
What happens if GS Mann 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 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
- 01051912
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 April 1972 (54 years ago)
- Registered office
- Lancaster House, 87 Yarmouth Road, Norwich, Norfolk, NR7 0HF
- 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
- 27 December 2025
- Previous names
- F.C.Snelling & Co.Limited (until 17 Oct 2007)
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.
- H K Plumbing & Heating Services Limited2019
- Harco Plumbing and Heating Ltd2019
- HB Stoves Ltd2019
- Heat Control Ltd2022
- Heat Different Limited2015
- Heat Norfolk Ltd2003
- Heat Unique Limited2017
- Heatcare BMC Ltd2013
All plumbing and heating companies in Norwich · All trades in Norwich · Plumbers and heating engineers across the UK
Frequently asked questions
When are GS Mann Plumbing & Heating Limited's accounts due?
GS Mann Plumbing & Heating 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 GS Mann Plumbing & Heating 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 GS Mann Plumbing & Heating Limited still trading?
GS Mann 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 GS Mann Plumbing & Heating Limited do?
GS Mann Plumbing & Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is GS Mann Plumbing & Heating Limited?
GS Mann Plumbing & Heating Limited was incorporated on 27 April 1972, 54 years ago.
Who runs GS Mann Plumbing & Heating Limited?
GS Mann Plumbing & Heating Limited has 1 active director, the longest-serving appointed in Nov 2003. Their names and service addresses are on the Companies House register.
Who owns GS Mann Plumbing & Heating Limited?
One person or company has significant control of GS Mann Plumbing & Heating Limited: an individual (owns 75% or more of the shares).
What is the penalty if GS Mann 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 GS Mann 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.