- Companies
- Plumbers and heating engineers
- Carterton
- Howitt's Installed Limited
Howitt's Installed Limited
- Company number
- 08112121
- Incorporated
- 20 Jun 201214 years trading
- Registered office
- 1 the Clock House, Brize Norton Road, Carterton, OX18 3HN
- Nature of business
- Plumbing, heat and air-conditioning installation
Howitt's Installed Limited is a 14-year-old private limited company registered in Carterton, company number 08112121, one of 10 plumbing and heating companies in Carterton. 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 £2,775 (-39.5%) on the year before, to £4,242.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £6,496 against £4,021 owed within a year: 1.6 times cover.
- 1 employee on average during the year.
- 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 | £4,242 | £6,496 | £4,021 | 1 | |
| 31 Mar 2024 | £7,017 | £14K | £9,854 | 1 | |
| 31 Mar 2023 | £26 | £3,599 | £3,463 | 1 | |
| 31 Mar 2022 | £6,564 | £11K | £12K | £5,724 | 1 |
| 31 Mar 2021 | £1,125 | £2,867 | £1,787 | 1 | |
| 31 Mar 2020 | £2,748 | £8,165 | £5,313 | 1 | |
| 31 Mar 2019 | £893 | £3,870 | £4,136 | £3,693 | 1 |
| 31 Mar 2018 | £393 | £4,971 | £5,163 | £8,088 | 1 |
| 31 Mar 2017 | £746 | £2,794 | £6,251 | £13K | 1 |
| 31 Mar 2016 | £1,519 | £4,804 | £11K | £22K |
Where Howitt's Installed Limited is registered
The registered office is in Carterton (OX18), in the West Oxfordshire local authority area, South East. Show OX18 3HN on a map.
Other trade companies in OX18
- Roof Oxford LimitedBuilders
- MJ Iron & Earth Ltd.Machinery repair and installation
- King Groundwork & Landscaping LtdSpecialist contractors
- Delta London Decorate LtdPainters and decorators
- Hayes & Cole LimitedCivil engineering
- CW Construction Consultancy LtdBuilders
- 99 Problems LtdLandscapers and gardeners
- Pressed for Time Construction Cleaning LtdCleaning companies
Also registered at this address
7 other companies use the same registered office as Howitt's Installed Limited.
- A C S Bower LimitedFinishing trades
- A.P.C. Garden Services LtdLandscapers and gardeners
- Bluebell Property Construction LimitedBuilders
- Matt's Garden & Grounds LtdLandscapers and gardeners
- Millrick Construction LimitedBuilders
- R T Management Services LtdFacilities management
- Repair Experts LimitedMachinery repair and installation
What happens if Howitt's Installed 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
- 08112121
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 June 2012 (14 years ago)
- Registered office
- 1 the Clock House, Brize Norton Road, Carterton, OX18 3HN
- 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
- 20 June 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 Carterton
Other active plumbing and heating companies registered in Carterton.
- Kad Heating and Plumbing Ltd2023
- Oxyplumb Ltd2018
- Revilo Plumbing & Heating Limited2022
- V4 Renewable Solutions Limited2023
- Ysters Ltd2025
- Carterton Heating and Plumbing Services Limited2007
- Central Heating Maintenance (Oxfordshire) Ltd2010
- Coppercraft Engineering Ltd2022
All plumbing and heating companies in Carterton · All trades in Carterton · Plumbers and heating engineers across the UK
Frequently asked questions
When are Howitt's Installed Limited's accounts due?
Howitt's Installed 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 Howitt's Installed 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 Howitt's Installed Limited still trading?
Howitt's Installed 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 Howitt's Installed Limited do?
Howitt's Installed Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Howitt's Installed Limited?
Howitt's Installed Limited was incorporated on 20 June 2012, 14 years ago.
What is the penalty if Howitt's Installed 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 Howitt's Installed 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.