- Companies
- Plumbers and heating engineers
- Southampton
- Smith & Webb Limited
Smith & Webb Limited
- Company number
- 03527092
- Incorporated
- 13 Mar 199828 years trading
- Registered office
- 65 Regents Park Road, Regents Park, Southampton, Hampshire, SO15 8PF
- Nature of business
- Plumbing, heat and air-conditioning installation
Smith & Webb Limited is a 28-year-old private limited company registered in Southampton, company number 03527092, one of 246 plumbing and heating companies in Southampton. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 down £16K (-20.9%) on the year before, to £59K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £98K against £259K owed within a year: 0.4 times cover.
- 11 employees on average, down from 12 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 Mar 2025 | £59K | £98K | £259K | 11 | |
| 31 Mar 2024 | £75K | £44K | £129K | £252K | 12 |
| 31 Mar 2023 | £80K | £83K | £152K | £252K | 9 |
| 31 Mar 2022 | £67K | £165K | £206K | £293K | 9 |
| 31 Mar 2021 | £69K | £196K | £261K | £340K | 10 |
| 31 Mar 2020 | £47K | £44K | £111K | £261K | 9 |
| 31 Mar 2019 | -£49K | -£130K | £181K | ||
| 31 Mar 2018 | -£47K | -£118K | £169K | 7 | |
| 31 Mar 2017 | £50K | £159K | £206K | ||
| 31 Mar 2016 | £54K | £99K | £162K | £209K |
Where Smith & Webb Limited is registered
The registered office is in Southampton (SO15), in the Southampton local authority area, South East. Show SO15 8PF on a map.
Other trade companies in SO15
- Enginetek Marine LimitedMachinery repair and installation
- The DPF Guy LtdMechanics and garages
- Redbridge Accident Repair LtdMechanics and garages
- Mahakali Engineer Services LtdMachinery repair and installation
- Genuinecarpartsuk LtdMotor traders
- MK Cars & Parts LtdMotor traders
- SMS Building LimitedFinishing trades
- Sonridge Building Group LtdCivil engineering
Also registered at this address
3 other companies use the same registered office as Smith & Webb Limited.
- Goodwill Homes LimitedProperty developers
- Property Matters Southern LtdPlasterers
- UK Extinguisher Services LimitedMachinery repair and installation
What happens if Smith & Webb 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 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 03527092
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 March 1998 (28 years ago)
- Registered office
- 65 Regents Park Road, Regents Park, Southampton, Hampshire, SO15 8PF
- 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 2025
- Last confirmation statement
- 13 March 2026
- Charges (mortgages)
- 2 outstanding of 3 registered
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 Southampton
Other active plumbing and heating companies registered in Southampton.
- Solar Hut Ltd2022
- Solent Water Treatment Ltd2017
- South Coast Gas Ltd2023
- Southampton Gas & Plumbing Ltd2013
- Southern Bathroom Installations Ltd2023
- Southern Heat Solutions Ltd2016
- Southern Property Maintenance Ltd2020
- Southern Wetrooms Ltd2020
All plumbing and heating companies in Southampton · All trades in Southampton · Plumbers and heating engineers across the UK
Frequently asked questions
When are Smith & Webb Limited's accounts due?
Smith & Webb Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Smith & Webb Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Smith & Webb Limited still trading?
Smith & Webb 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 Smith & Webb Limited do?
Smith & Webb Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Smith & Webb Limited?
Smith & Webb Limited was incorporated on 13 March 1998, 28 years ago.
What is the penalty if Smith & Webb 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 Smith & Webb 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.