- Companies
- Plumbers and heating engineers
- Ipswich
- Top Plumb SW Ltd
Top Plumb SW Ltd
- Company number
- 16003198
- Incorporated
- 7 Oct 20242 years trading
- Registered office
- 6 the Square, Martlesham Heath, Ipswich, IP5 3SL
- Nature of business
- Plumbing, heat and air-conditioning installation
Top Plumb SW Ltd is a 2-year-old private limited company registered in Ipswich, company number 16003198, one of 130 plumbing and heating companies in Ipswich. 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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Financial snapshot, 2025
From the balance sheet at 31 October 2025, as filed at Companies House.
Where Top Plumb SW Ltd is registered
The registered office is in Ipswich (IP5), in the East Suffolk local authority area, East of England. Show IP5 3SL on a map.
Other trade companies in IP5
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- Over the Bars MX Shop LtdMotor traders
- Melton Electrical Group LtdElectricians
- Low Motion LimitedMotor traders
- Build Extend and Improve LtdSpecialist contractors
- NW Development Group LtdProperty developers
- Spire Logic LtdSpecialist contractors
- K Edwards Carpentry LimitedFinishing trades
Also registered at this address
22 other companies use the same registered office as Top Plumb SW Ltd.
- 22 Construction LtdProperty developers
- Aquasmart Solutions LtdPlumbers and heating engineers
- BMPH LtdPlumbers and heating engineers
- Brandon Property Maintenance Specialists LtdBuilders
- Bunker-Safe LimitedProperty developers
- Fluffbusters LtdCleaning companies
- Formula Group Holdings LtdProperty developers
- Hestia International LimitedCleaning companies
- John Alan Property Solutions LimitedBuilders
- Lne Electrical Maintenance Services LimitedElectricians
- Matticks Building Services LimitedInstallers
- Mbfwd Lighting LtdElectricians
- Nu Alliance Group LtdProperty developers
- Orsett Refurbishments LtdProperty developers
- Qto Services LimitedSpecialist contractors
- SMH Plastering Services LtdPlasterers
- SMH Resins LtdInstallers
- Spire Logic LtdSpecialist contractors
- Surrey Bathrooms & Plumbing LtdPlumbers and heating engineers
- Titmarsh Heating LtdPlumbers and heating engineers
- Turner & Co Bespoke Joinery LtdSpecialist contractors
- Weybridge Construction LtdBuilders
What happens if Top Plumb SW 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
- 16003198
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 October 2024 (2 years ago)
- Registered office
- 6 the Square, Martlesham Heath, Ipswich, IP5 3SL
- 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
- 6 October 2025
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 Ipswich
Other active plumbing and heating companies registered in Ipswich.
- Walter Steward Limited2009
- Wild Plumbing & Heating Ltd2025
- Woodbridge Heating Services Limited2012
- Xcell Heating and Plumbing Solutions Ltd2022
- A.Cutts Plumbing & Heating Limited2002
- A.J.Thomson Ltd2006
- A.S.K Heating Services Ltd2017
- Aes National Limited2011
All plumbing and heating companies in Ipswich · All trades in Ipswich · Plumbers and heating engineers across the UK
Frequently asked questions
When are Top Plumb SW Ltd's accounts due?
Top Plumb SW 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 Top Plumb SW 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 Top Plumb SW Ltd still trading?
Top Plumb SW 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 Top Plumb SW Ltd do?
Top Plumb SW Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Top Plumb SW Ltd?
Top Plumb SW Ltd was incorporated on 7 October 2024, 2 years ago.
What is the penalty if Top Plumb SW 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 Top Plumb SW 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.