- Companies
- Plumbers and heating engineers
- Middlesbrough
- Dsi Trading Ltd
Dsi Trading Ltd
- Company number
- 11327820
- Incorporated
- 25 Apr 20188 years trading
- Registered office
- 11 Luce Sands, Middlesbrough, TS5 8UL
- Nature of business
- Plumbing, heat and air-conditioning installation; Other retail sale in non-specialised stores; Retail sale of other second-hand goods in stores (not incl. antiques); Management consultancy activities other than financial management
Dsi Trading Ltd is a 8-year-old private limited company registered in Middlesbrough, company number 11327820, one of 62 plumbing and heating companies in Middlesbrough. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £6,363 on the year before, to £6,887.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £6,887 | £45 | £16K | 0 | |
| 30 Apr 2024 | £524 | £21K | £27K | 2 | |
| 30 Apr 2023 | £95 | £19K | £14K | 1 | |
| 30 Apr 2022 | £143 | £40K | £19K | 1 | |
| 30 Apr 2021 | £474 | £30K | £40K | £9,488 | 1 |
| 30 Apr 2020 | £640 | £1,273 | £8,366 | £7,738 | 1 |
| 30 Apr 2019 | £266 | £772 | £2,737 | £2,483 |
Where Dsi Trading Ltd is registered
The registered office is in Middlesbrough (TS5), in the Middlesbrough local authority area, North East. Show TS5 8UL on a map.
Other trade companies in TS5
- Portrack Motor Center LtdMotor traders
- Car Trader Teeside LtdMotor traders
- Good Life Adventure Outfitters LtdMechanics and garages
- Middlesbrough Glasstech Repairs LtdMechanics and garages
- Asr Builders LtdBuilders
- LHH Communications LimitedCivil engineering
- Cozi Plumbing Heating & Gas LtdPlumbers and heating engineers
- Mayaro Tours LimitedBuilders
What happens if Dsi Trading 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 11327820
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 April 2018 (8 years ago)
- Registered office
- 11 Luce Sands, Middlesbrough, TS5 8UL
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other retail sale in non-specialised stores (SIC 47190)
Retail sale of other second-hand goods in stores (not incl. antiques) (SIC 47799)
Management consultancy activities other than financial management (SIC 70229) - Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- 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 Middlesbrough
Other active plumbing and heating companies registered in Middlesbrough.
- Elite Air Conditioning & Refrigeration Limited2008
- Expert Plumbing Limited2020
- Fernhouse Gardens & Homes Ltd2025
- FTS Group Limited1991
- G R Plumbing & Heating (Ne) Limited2022
- Hak Epg Ltd2022
- Heat4Energy Ltd2023
- Heatpro Services (Teesside) Ltd2012
All plumbing and heating companies in Middlesbrough · All trades in Middlesbrough · Plumbers and heating engineers across the UK
Frequently asked questions
When are Dsi Trading Ltd's accounts due?
Dsi Trading Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Dsi Trading Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Dsi Trading Ltd still trading?
Dsi Trading 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 Dsi Trading Ltd do?
Dsi Trading Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other retail sale in non-specialised stores (SIC 47190); Retail sale of other second-hand goods in stores (not incl. antiques) (SIC 47799); Management consultancy activities other than financial management (SIC 70229).
How old is Dsi Trading Ltd?
Dsi Trading Ltd was incorporated on 25 April 2018, 8 years ago.
What is the penalty if Dsi Trading 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 Dsi Trading 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.