- Companies
- Plumbers and heating engineers
- Potters Bar
- F S Heating & Build Ltd
F S Heating & Build Ltd
- Company number
- 09839340
- Incorporated
- 23 Oct 201510 years trading
- Registered office
- 69 Park Avenue, Potters Bar, EN6 5EW
- Nature of business
- Plumbing, heat and air-conditioning installation
F S Heating & Build Ltd is a 10-year-old private limited company registered in Potters Bar, company number 09839340, one of 27 plumbing and heating companies in Potters Bar. 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 up £111K on the year before, to £111K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £163K against £59K owed within a year: 2.8 times cover.
- 3 employees on average, up from 2 the year before.
- 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 | £111K | £163K | £59K | 3 | |
| 31 Oct 2024 | £142 | £8,809 | £22K | 2 | |
| 31 Oct 2023 | £43K | £46K | £22K | 1 | |
| 31 Oct 2022 | £59K | £38K | 1 | ||
| 31 Oct 2021 | £53K | £120K | £68K | 1 | |
| 31 Oct 2020 | £14K | £24K | £11K | 1 | |
| 31 Oct 2019 | £370 | £6,580 | £6,952 | 2 | |
| 31 Oct 2018 | £577 | £15K | £15K | £16K | |
| 31 Oct 2017 | £2,141 | £9,983 | £13K | £12K | |
| 31 Oct 2016 | £4,002 | £22K | £30K | £28K |
Where F S Heating & Build Ltd is registered
The registered office is in Potters Bar (EN6), in the Hertsmere local authority area, East of England. Show EN6 5EW on a map.
Other trade companies in EN6
- Hertfordshire Roofing and Guttering Repairs LtdRoofers
- Vata RC Frames LtdSpecialist contractors
- Avanti Airtech LimitedPlumbers and heating engineers
- Azmaj Group LtdFinishing trades
- Burbridge Roofing and Build LtdBuilders
- Roman Way Holdings LtdProperty developers
- Westshire Property Services LimitedFinishing trades
- Oska Auto LtdMechanics and garages
What happens if F S Heating & Build 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 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
- 09839340
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 October 2015 (10 years ago)
- Registered office
- 69 Park Avenue, Potters Bar, EN6 5EW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 22 October 2025
- Previous names
- F S Heating Limited (until 7 Oct 2020)
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 Potters Bar
Other active plumbing and heating companies registered in Potters Bar.
- Haven Home Solutions Limited2017
- Healthy Heating Ltd2007
- Homestead Plumbing Limited2017
- Kilbey Heating and Plumbing Services Limited2026
- LB Heating & Plumbing Ltd2020
- Libtek Ltd2019
- Matgas Works Ltd2015
- Millcraft Ltd2008
All plumbing and heating companies in Potters Bar · All trades in Potters Bar · Plumbers and heating engineers across the UK
Frequently asked questions
When are F S Heating & Build Ltd's accounts due?
F S Heating & Build Ltd's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is F S Heating & Build Ltd'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 F S Heating & Build Ltd still trading?
F S Heating & Build 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 F S Heating & Build Ltd do?
F S Heating & Build Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is F S Heating & Build Ltd?
F S Heating & Build Ltd was incorporated on 23 October 2015, 10 years ago.
What is the penalty if F S Heating & Build 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 F S Heating & Build 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.