Company profile · Plumbers and heating engineers
Tno Limited
Tno Limited is a 10-year-old private limited company registered in Wellingborough, company number 09945939, one of 60 plumbing and heating companies in Wellingborough. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House.
Tno Limited over the years
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 £1,953 (+42.7%) on the year before, to £6,529.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £11K against £6,063 owed within a year: 1.9 times cover.
- 2 employees on average, down from 3 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £6,529 | £11K | £6,063 | 2 | |
| 31 Jan 2025 | £4,576 | £12K | £10K | 3 | |
| 31 Jan 2024 | -£3,481 | £6,855 | 2 | ||
| 10 Jan 2023 | -£11K | £5,735 | 2 | ||
| 10 Jan 2022 | £26 | £381 | £5,823 | £6,780 | 2 |
| 10 Jan 2021 | -£17 | £1,284 | £2,599 | £1,652 | 2 |
| 10 Jan 2020 | £56 | £1,863 | £1,927 | £1,871 | 2 |
| 10 Jan 2019 | £5 | £577 | £599 | £594 | 2 |
| 10 Jan 2018 | £46 | £1,748 | £1,888 | £1,842 | 2 |
| 10 Jan 2017 | £31 | £2,559 | £2,528 | 2 |
Who runs and owns Tno Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| O*** A*** | Director | Jan 2016 |
| O*** A*** | Secretary | Jan 2016 |
Person with significant control
Where Tno Limited is registered
The registered office is in Wellingborough (NN8), in the North Northamptonshire local authority area, East Midlands. Show NN8 6DG on a map.
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- Everyguard Property Maintenance LtdBuilders
- Phoenix Exterior Cleaning LtdCleaning companies
- Richservices11 LtdBuilders
- D A Paving LtdFinishing trades
- Id Construction and Renovation Services LtdBuilders
- LS Roofing LtdRoofers
What happens if Tno 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 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 09945939
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 January 2016 (10 years ago)
- Registered office
- 6 Grace Avenue, Wellingborough, NN8 6DG
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290)
Other building completion and finishing (SIC 43390)
Freight transport by road (SIC 49410) - Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 3 January 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 Wellingborough
Other active plumbing and heating companies registered in Wellingborough.
- W.S. Howe and Co. (Wellingborough) Limited1976
- Wellingborough Plumbing and Heating Services Limited2014
- Yuca Energy Limited2019
- Z&Y Group Ltd2022
- A N Scarratt Plumbing & Central Heating Ltd2005
- Air Con First Ltd2023
- Akf Trading Ltd2024
- Aqua Access Limited2014
All plumbing and heating companies in Wellingborough · All trades in Wellingborough · Plumbers and heating engineers across the UK
Frequently asked questions
When are Tno Limited's accounts due?
Tno Limited's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is Tno Limited's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Tno Limited still trading?
Tno 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 Tno Limited do?
Tno Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290); Other building completion and finishing (SIC 43390); Freight transport by road (SIC 49410).
How old is Tno Limited?
Tno Limited was incorporated on 11 January 2016, 10 years ago.
Who runs Tno Limited?
Tno Limited has 1 active director, the longest-serving appointed in Jan 2016. Their names and service addresses are on the Companies House register.
Who owns Tno Limited?
One person or company has significant control of Tno Limited: an individual (owns 75% or more of the shares).
What is the penalty if Tno 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 Tno 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.