- Companies
- Glaziers
- Leamington Spa
- JB Doors and Windows Limited
JB Doors and Windows Limited
- Company number
- 12946642
- Incorporated
- 13 Oct 20206 years trading
- Registered office
- Fulford House, Newbold Terrace, Leamington Spa, Warwickshire, CV32 4EA
- Nature of business
- Glazing
JB Doors and Windows Limited is a 6-year-old private limited company registered in Leamington Spa, company number 12946642, one of 7 glazing companies in Leamington Spa. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for JB Doors and Windows LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £10K (-40.6%) on the year before, to -£35K.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £50K against £93K owed within a year: 0.5 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | -£35K | £33K | £50K | £93K | 1 |
| 31 Jul 2024 | -£25K | £23K | £52K | £87K | 2 |
| 31 Jul 2023 | £1,490 | £4,903 | £37K | £48K | 1 |
| 31 Jul 2022 | £10 | £10 | |||
| 31 Oct 2021 | £10 | £10 |
Where JB Doors and Windows Limited is registered
The registered office is in Leamington Spa (CV32), in the Warwick local authority area, West Midlands. Show CV32 4EA on a map.
Other trade companies in CV32
- D.W. Property Enterprises LtdSpecialist contractors
- Goddards Automotive LtdMotor traders
- Urban Fabric Developments LimitedProperty developers
- S&M Roofing and Building LtdRoofers
- Black Lab Builds LimitedBuilders
- Fresh Home Decoration LtdFinishing trades
- William Enterprises LimitedFacilities management
- Tiger Vision Homes LimitedProperty developers
Shared registered office
163 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if JB Doors and Windows 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 12946642
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 October 2020 (6 years ago)
- Registered office
- Fulford House, Newbold Terrace, Leamington Spa, Warwickshire, CV32 4EA
- Nature of business
- Glazing (SIC 43342)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 12 October 2025
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 Leamington Spa
Other active glazing companies registered in Leamington Spa.
- Spa Sash Windows Limited2017
- Tamara Glass Limited1976
- TW Glazing Limited2025
- Vitra Iq Limited2026
- Window Warm Limited2010
- Dhill Glazing Limited2019
All glazing companies in Leamington Spa · All trades in Leamington Spa · Glaziers across the UK
Frequently asked questions
When are JB Doors and Windows Limited's accounts due?
JB Doors and Windows Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is JB Doors and Windows Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is JB Doors and Windows Limited still trading?
JB Doors and Windows 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 JB Doors and Windows Limited do?
JB Doors and Windows Limited is registered under Glazing (SIC 43342).
How old is JB Doors and Windows Limited?
JB Doors and Windows Limited was incorporated on 13 October 2020, 6 years ago.
What is the penalty if JB Doors and Windows 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 JB Doors and Windows 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.