- Companies
- Joiners and carpenters
- Brentwood
- Monolux Windoor Ltd
Monolux Windoor Ltd
- Company number
- 17397072
- Incorporated
- 12 Aug 2026
- Registered office
- Flat 158 Central House Eagle Way, Great Warley, Brentwood, CM13 3GL
- Nature of business
- Joinery installation; Glazing; Wholesale of wood, construction materials and sanitary equipment; Retail sale of hardware, paints and glass in specialised stores
Monolux Windoor Ltd is a newly incorporated private limited company registered in Brentwood, company number 17397072, one of 28 joinery companies in Brentwood. Its next accounts are due at Companies House on 12 May 2028, and its first CT600 is due at HMRC on 11 August 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 Monolux Windoor Ltd is registered
The registered office is in Brentwood (CM13), in the Brentwood local authority area, East of England. Show CM13 3GL on a map.
Other trade companies in CM13
- Van & Car Self Drive LtdMotor traders
- Marsh Harrier Developments LtdProperty developers
- Motor Dealer Sales LtdMotor traders
- Electrical PN LtdElectricians
- Torrtec LtdPlumbers and heating engineers
- Flushed Through Drainage Services LtdPlumbers and heating engineers
- RJFD Electrical LtdCivil engineering
- Welsted LtdJoiners and carpenters
What happens if Monolux Windoor 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 12 May 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 13 May 2028 to 12 Jun 2028 | £150 |
| 1 to 3 months late | 13 Jun 2028 to 12 Aug 2028 | £375 |
| 3 to 6 months late | 13 Aug 2028 to 12 Nov 2028 | £750 |
| More than 6 months late | From 13 Nov 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2028 | £200 |
| 3 months late | 30 Nov 2028 | another £200 |
| 6 months late | 28 Feb 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 17397072
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 August 2026
- Registered office
- Flat 158 Central House Eagle Way, Great Warley, Brentwood, CM13 3GL
- Nature of business
- Joinery installation (SIC 43320)
Glazing (SIC 43342)
Wholesale of wood, construction materials and sanitary equipment (SIC 46730)
Retail sale of hardware, paints and glass in specialised stores (SIC 47520) - Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for joinery companies
Joinery companies can carry stock and work in progress at the year end, especially bespoke workshop work, and that figure moves the profit for the year.
Similar companies in Brentwood
Other active joinery companies registered in Brentwood.
- R and S Carpenters Limited2007
- Raddon Contracts Ltd2011
- Slatar Ltd2019
- Supreme Home Improvements Limited2005
- V&T Carpentry Ltd2018
- Ar Decor Renovations Ltd2026
- Archer Property Maintenance Ltd2018
- B H Carpenters Limited2014
All joinery companies in Brentwood · All trades in Brentwood · Joiners and carpenters across the UK
Frequently asked questions
When are Monolux Windoor Ltd's accounts due?
Monolux Windoor Ltd's next accounts are due at Companies House by 12 May 2028 (in 577 days), covering the period to 31 August 2027.
When is Monolux Windoor Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 11 August 2027, due by 11 August 2028, and one for the period to 31 August 2027, due by 31 August 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Monolux Windoor Ltd still trading?
Monolux Windoor 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 Monolux Windoor Ltd do?
Monolux Windoor Ltd is registered under Joinery installation (SIC 43320); Glazing (SIC 43342); Wholesale of wood, construction materials and sanitary equipment (SIC 46730); Retail sale of hardware, paints and glass in specialised stores (SIC 47520).
How old is Monolux Windoor Ltd?
Monolux Windoor Ltd was incorporated on 12 August 2026, less than a year ago.
What is the penalty if Monolux Windoor 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 Monolux Windoor 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.