- Companies
- Glaziers
- Hemel Hempstead
- Carson Windows and Doors Limited
Carson Windows and Doors Limited
- Company number
- 12061710
- Incorporated
- 20 Jun 20197 years trading
- Registered office
- 25 Cedar Walk, Hemel Hempstead, Hertfordshire, HP3 9EB
- Nature of business
- Glazing
Carson Windows and Doors Limited is a 7-year-old private limited company registered in Hemel Hempstead, company number 12061710, one of 10 glazing companies in Hemel Hempstead. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £2,673 (+109.3%) on the year before, to £228.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £173K against £179K owed within a year: 1.0 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £228 | £129K | £173K | £179K | 2 |
| 30 Jun 2024 | -£2,445 | £95K | £140K | £158K | 2 |
| 30 Jun 2023 | £532 | £92K | £158K | £182K | 2 |
| 30 Jun 2022 | £862 | £71K | £162K | £162K | 2 |
| 30 Jun 2021 | £8 | £150K | £152K | 2 | |
| 30 Jun 2020 | £394 | £82K | £85K | 2 |
Where Carson Windows and Doors Limited is registered
The registered office is in Hemel Hempstead (HP3), in the Dacorum local authority area, East of England. Show HP3 9EB on a map.
Other trade companies in HP3
- G-Force Plumbing & Heating Contractors LimitedPlumbers and heating engineers
- Primeline Property Solutions LtdRoofers
- Elite Roof Repairs LtdRoofers
- Connor Air LimitedPlumbers and heating engineers
- Irv Services LtdInstallers
- Herts Number Plates LtdMotor traders
- RH Design and Electrical LtdBuilders
- Ejc Plumbing LtdPlumbers and heating engineers
What happens if Carson Windows and Doors 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 12061710
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 June 2019 (7 years ago)
- Registered office
- 25 Cedar Walk, Hemel Hempstead, Hertfordshire, HP3 9EB
- Nature of business
- Glazing (SIC 43342)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 19 June 2026
Filing notes for glazing companies
Glazing companies often take deposits before work starts. Deposits held at the year end are a liability, not income, until the job is done.
Similar companies in Hemel Hempstead
Other active glazing companies registered in Hemel Hempstead.
- D&G Home Improvements Ltd2010
- Dull2Bright Glazing Services Ltd2024
- G Marsh Consultants Ltd2011
- MM Glass Ltd2016
- Mwy Installations Limited2015
- SBW Group Ltd2019
- The Glasssmith Ltd2012
- Uni-Fronts Limited1968
All glazing companies in Hemel Hempstead · All trades in Hemel Hempstead · Glaziers across the UK
Frequently asked questions
When are Carson Windows and Doors Limited's accounts due?
Carson Windows and Doors Limited's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Carson Windows and Doors Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Carson Windows and Doors Limited still trading?
Carson Windows and Doors 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 Carson Windows and Doors Limited do?
Carson Windows and Doors Limited is registered under Glazing (SIC 43342).
How old is Carson Windows and Doors Limited?
Carson Windows and Doors Limited was incorporated on 20 June 2019, 7 years ago.
What is the penalty if Carson Windows and Doors 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 Carson Windows and Doors 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.