- Companies
- Plumbers and heating engineers
- Newquay
- Sef Heating & Plumbing Ltd
Sef Heating & Plumbing Ltd
- Company number
- 12765772
- Incorporated
- 24 Jul 20206 years trading
- Registered office
- Chynance Accountancy, 2 King Mark House, Stret Constantine, Newquay, Cornwall, TR7 1GF
- Nature of business
- Plumbing, heat and air-conditioning installation
Sef Heating & Plumbing Ltd is a 6-year-old private limited company registered in Newquay, company number 12765772, one of 22 plumbing and heating companies in Newquay. Its next accounts are due at Companies House on 30 April 2028, and the CT600 for the period to 31 July 2027 is due at HMRC on 31 July 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 Sef Heating & Plumbing LtdOr 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 down £12K (-78.3%) on the year before, to £3,207.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £12K against £22K owed within a year: 0.6 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2021 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2026 | £3,207 | £335 | £12K | £22K | 1 |
| 31 Jul 2025 | £15K | £242 | £13K | £15K | 1 |
| 31 Jul 2024 | £18K | £7,441 | £9,256 | £12K | 1 |
| 31 Jul 2023 | £35K | £9,483 | £19K | £7,871 | 1 |
| 31 Jul 2022 | £22K | £17K | £29K | £11K | 2 |
| 31 Jul 2021 | £12K | £20K | £12K | 1 |
Where Sef Heating & Plumbing Ltd is registered
The registered office is in Newquay (TR7), in the Cornwall local authority area, South West. Show TR7 1GF on a map.
Other trade companies in TR7
- Headland Roofing LtdRoofers
- The Black Country Cleaning Company LtdCleaning companies
- Wynfield Garage LimitedMechanics and garages
- Investu LtdBuilders
- Chassis Proof LtdMechanics and garages
- RCG Cleaning LtdCleaning companies
- The Divine Kitchen Company (South West) LimitedJoiners and carpenters
- High Tide Plumbing and Heating LimitedPlumbers and heating engineers
What happens if Sef Heating & Plumbing 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 30 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2028 to 31 May 2028 | £150 |
| 1 to 3 months late | 1 Jun 2028 to 31 Jul 2028 | £375 |
| 3 to 6 months late | 1 Aug 2028 to 31 Oct 2028 | £750 |
| More than 6 months late | From 1 Nov 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 12765772
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 July 2020 (6 years ago)
- Registered office
- Chynance Accountancy, 2 King Mark House, Stret Constantine, Newquay, Cornwall, TR7 1GF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2026
- Last confirmation statement
- 9 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 Newquay
Other active plumbing and heating companies registered in Newquay.
- South West Eco Solutions Ltd2023
- Sutton Plumbing Solutions Ltd2018
- Trevine Climate Ltd2026
- Woodhatch Plumbing & Heating Limited2020
- Archforce Engineering Limited1988
- Celtic Heat Ltd2023
- Chy Heating Limited2026
- Cosyhome Stoves Ltd2011
All plumbing and heating companies in Newquay · All trades in Newquay · Plumbers and heating engineers across the UK
Frequently asked questions
When are Sef Heating & Plumbing Ltd's accounts due?
Sef Heating & Plumbing Ltd's next accounts are due at Companies House by 30 April 2028 (in 565 days), covering the period to 31 July 2027.
When is Sef Heating & Plumbing Ltd's CT600 due?
The CT600 for the period to 31 July 2027 is due at HMRC by 31 July 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2028.
Is Sef Heating & Plumbing Ltd still trading?
Sef Heating & Plumbing 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 Sef Heating & Plumbing Ltd do?
Sef Heating & Plumbing Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Sef Heating & Plumbing Ltd?
Sef Heating & Plumbing Ltd was incorporated on 24 July 2020, 6 years ago.
What is the penalty if Sef Heating & Plumbing 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 Sef Heating & Plumbing 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.