- Companies
- Plumbers and heating engineers
- Brigg
- Cartair Ltd
Cartair Ltd
- Company number
- 09937968
- Incorporated
- 6 Jan 201610 years trading
- Registered office
- 21 Avenue Nozay, Broughton, Brigg, North Lincolnshire, DN20 0TR
- Nature of business
- Plumbing, heat and air-conditioning installation
Cartair Ltd is a 10-year-old private limited company registered in Brigg, company number 09937968, one of 14 plumbing and heating companies in Brigg. Its next accounts are due at Companies House on 30 October 2026, and the CT600 for the period to 30 January 2026 is due at HMRC on 30 January 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 £1,163 (-848.9%) on the year before, to -£1,026.
- Net assets rose in 4 of 8 year-on-year comparisons on record.
- Current assets of £98K against £107K owed within a year: 0.9 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | -£1,026 | £98K | £107K | 1 | |
| 31 Jan 2024 | £137 | £87K | £96K | 2 | |
| 31 Jan 2023 | £124 | £69K | £79K | 2 | |
| 31 Jan 2022 | -£2,107 | £63K | £77K | 3 | |
| 31 Jan 2021 | £347 | £58K | £72K | 3 | |
| 31 Jan 2020 | £39K | £71K | £49K | 3 | |
| 31 Jan 2019 | £304 | £12K | £17K | ||
| 31 Jan 2018 | £17K | £20K | £37K | £24K | 2 |
| 31 Jan 2017 | £11K | £8,407 | £25K | £18K | 2 |
Where Cartair Ltd is registered
The registered office is in Brigg (DN20), in the North Lincolnshire local authority area, Yorkshire and The Humber. Show DN20 0TR on a map.
Other trade companies in DN20
- Smiths Surfacing Contractors LtdCivil engineering
- Ams Brigg LtdBuilders
- Phillips Motorcycle Services LtdMotor traders
- TSR Plant & Aggregates LtdSpecialist contractors
- Arac Electrical LtdMachinery repair and installation
- Handstead Homes LimitedProperty developers
- Brigg Hand Car Wash LtdCleaning companies
- Aw Confined Space and Renewables LimitedSpecialist contractors
What happens if Cartair 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 30 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Oct 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 30 Jan 2027 | £375 |
| 3 to 6 months late | 31 Jan 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Jan 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 30 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jan 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
- 09937968
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 January 2016 (10 years ago)
- Registered office
- 21 Avenue Nozay, Broughton, Brigg, North Lincolnshire, DN20 0TR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 5 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 Brigg
Other active plumbing and heating companies registered in Brigg.
- D Thompson Plumbing & Heating Ltd2024
- Eabeck Heating Solutions Ltd2025
- Gorilla Heat Ltd2023
- H2O Heating Engineers Ltd2023
- J A Bathrooms Limited2023
- M & S Moore Limited2005
- M.R Plumbing & Heating (Crowle) Limited2017
- Richard Newell Plumbing & Heating Limited2012
All plumbing and heating companies in Brigg · All trades in Brigg · Plumbers and heating engineers across the UK
Frequently asked questions
When are Cartair Ltd's accounts due?
Cartair Ltd's next accounts are due at Companies House by 30 October 2026 (in 17 days), covering the period to 30 January 2026.
When is Cartair Ltd's CT600 due?
The CT600 for the period to 30 January 2026 is due at HMRC by 30 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 October 2026.
Is Cartair Ltd still trading?
Cartair 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 Cartair Ltd do?
Cartair Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Cartair Ltd?
Cartair Ltd was incorporated on 6 January 2016, 10 years ago.
What is the penalty if Cartair 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 Cartair 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.