- Company number
- 17187647
- Incorporated
- 28 Apr 2026
- Registered office
- 45 Great Ashby Way, Stevenage, SG1 6AW
- Nature of business
- Glazing
JML Window Repairs Limited is a newly incorporated private limited company registered in Stevenage, company number 17187647, one of 13 glazing companies in Stevenage. Its next accounts are due at Companies House on 28 January 2028, and its first CT600 is due at HMRC on 27 April 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where JML Window Repairs Limited is registered
The registered office is in Stevenage (SG1), in the North Hertfordshire local authority area, East of England. Show SG1 6AW on a map.
Other trade companies in SG1
- Masterplumbing&Heating LtdPlumbers and heating engineers
- Ohiggins Property Solutions LtdProperty developers
- Bird Detailing LtdCleaning companies
- Tedted Engineering LtdMechanics and garages
- DSS Facilities LtdFacilities management
- Macala Engineering LimitedSpecialist contractors
- Regency Detailing LtdMechanics and garages
- Ashtons Property Group LtdProperty developers
What happens if JML Window Repairs 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 28 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Jan 2028 to 28 Feb 2028 | £150 |
| 1 to 3 months late | 29 Feb 2028 to 28 Apr 2028 | £375 |
| 3 to 6 months late | 29 Apr 2028 to 28 Jul 2028 | £750 |
| More than 6 months late | From 29 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 17187647
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 April 2026
- Registered office
- 45 Great Ashby Way, Stevenage, SG1 6AW
- Nature of business
- Glazing (SIC 43342)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
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 Stevenage
Other active glazing companies registered in Stevenage.
- Joblin Contracts Limited2020
- MB Windows & Doors Limited2019
- Mobile Glass and Glazing Limited2011
- Propak Architectural Limited2021
- Secure Glaze & Locks Ltd2026
- Sign-On Design Co. Limited2025
- Window Care Herts Ltd2010
- A.S.M Windows Limited2019
All glazing companies in Stevenage · All trades in Stevenage · Glaziers across the UK
Frequently asked questions
When are JML Window Repairs Limited's accounts due?
JML Window Repairs Limited's next accounts are due at Companies House by 28 January 2028 (in 473 days), covering the period to 30 April 2027.
When is JML Window Repairs Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 27 April 2027, due by 27 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is JML Window Repairs Limited still trading?
JML Window Repairs 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 JML Window Repairs Limited do?
JML Window Repairs Limited is registered under Glazing (SIC 43342).
How old is JML Window Repairs Limited?
JML Window Repairs Limited was incorporated on 28 April 2026, less than a year ago.
What is the penalty if JML Window Repairs 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 JML Window Repairs 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.