- Companies
- Plumbers and heating engineers
- Welwyn Garden City
- SP Supplies Ltd
SP Supplies Ltd
- Company number
- 14092250
- Incorporated
- 7 May 20224 years trading
- Registered office
- 51 Archers Ride, Welwyn Garden City, AL7 4PR
- Nature of business
- Plumbing, heat and air-conditioning installation
SP Supplies Ltd is a 4-year-old private limited company registered in Welwyn Garden City, company number 14092250, one of 32 plumbing and heating companies in Welwyn Garden City. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 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 £1,589 (+69.8%) on the year before, to £3,866.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £1,527 against £11K owed within a year: 0.1 times cover.
- 1 employee on average, down from 2 the year before.
- 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 May 2026 | £3,866 | £1,527 | £11K | 1 | |
| 31 May 2025 | £2,277 | £8,304 | £2,287 | 2 | |
| 31 May 2024 | £1,361 | £11K | £11K | 1 | |
| 31 May 2023 | £363 | £6,940 | £2,197 | 1 |
Where SP Supplies Ltd is registered
The registered office is in Welwyn Garden City (AL7), in the Welwyn Hatfield local authority area, East of England. Show AL7 4PR on a map.
Other trade companies in AL7
- Mechanicalwise LtdInstallers
- Azalea Services LimitedSpecialist contractors
- Malmech and Mannion LimitedMechanics and garages
- T&D Construction Group LtdFinishing trades
- Vertec Roofing and Building LtdRoofers
- Selectlane LtdMotor traders
- Af Pressure Washing LtdCleaning companies
- Jet Professional LtdCleaning companies
What happens if SP Supplies 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 29 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 14092250
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 May 2022 (4 years ago)
- Registered office
- 51 Archers Ride, Welwyn Garden City, AL7 4PR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2026
- Last confirmation statement
- 6 May 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 Welwyn Garden City
Other active plumbing and heating companies registered in Welwyn Garden City.
- The Hertfordshire Boiler Company Ltd2018
- Totalfix Maintenance Ltd2025
- Tylers Ac Contractors Limited2025
- VT Flow Plumbing & Heating Ltd2026
- A.L. Mechanical Limited2023
- Aircon Elite Limited2015
- Al8 Plumbing Ltd2026
- Alpha Air Conditioning UK Limited2004
All plumbing and heating companies in Welwyn Garden City · All trades in Welwyn Garden City · Plumbers and heating engineers across the UK
Frequently asked questions
When are SP Supplies Ltd's accounts due?
SP Supplies Ltd's next accounts are due at Companies House by 29 February 2028 (in 504 days), covering the period to 31 May 2027.
When is SP Supplies Ltd's CT600 due?
The CT600 for the period to 31 May 2027 is due at HMRC by 31 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2028.
Is SP Supplies Ltd still trading?
SP Supplies 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 SP Supplies Ltd do?
SP Supplies Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is SP Supplies Ltd?
SP Supplies Ltd was incorporated on 7 May 2022, 4 years ago.
What is the penalty if SP Supplies 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 SP Supplies 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.