- Companies
- Property developers
- Hamilton
- Millar Windows and Doors Ltd
Millar Windows and Doors Ltd
- Company number
- SC625915
- Incorporated
- 28 Mar 20197 years trading
- Registered office
- 21 Oak Lea, Hamilton, ML3 7NJ
- Nature of business
- Development of building projects
Millar Windows and Doors Ltd is a 7-year-old private limited company registered in Hamilton, company number SC625915, one of 74 property development companies in Hamilton. 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 £3,217 (-90%) on the year before, to £357.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £47K against £43K owed within a year: 1.1 times cover.
- 3 employees on average, up from 2 the year before.
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £357 | £47K | £43K | 3 | |
| 31 Mar 2024 | £3,574 | £33K | £32K | 2 | |
| 31 Mar 2023 | £3,194 | £46K | £37K | 2 | |
| 31 Mar 2022 | £2,939 | £54K | £20K | 2 | |
| 31 Mar 2021 | £10K | £45K | £11K | 2 | |
| 31 Mar 2020 | £9,792 | £20K | £21K | 2 |
Where Millar Windows and Doors Ltd is registered
The registered office is in Hamilton (ML3), in the South Lanarkshire local authority area, Scotland. Show ML3 7NJ on a map.
Other trade companies in ML3
- Horizon Joinery LtdJoiners and carpenters
- Grime Fighters Banbury LtdCleaning companies
- SM Energy Services LtdMachinery repair and installation
- Exceptional Distribution Services LtdRepair services
- Damp Solve LtdInstallers
- Ffcontracts LtdElectricians
- Rammz Paving LtdSpecialist contractors
- DLT Thistle Property Group LtdProperty developers
What happens if Millar Windows and Doors 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 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
- SC625915
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 March 2019 (7 years ago)
- Registered office
- 21 Oak Lea, Hamilton, ML3 7NJ
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 27 March 2026
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Hamilton
Other active property development companies registered in Hamilton.
- New Line Scotland Limited2025
- P McKernan Investment Ltd2020
- P&M Anderson Contracts Limited2011
- Parker Plastering (Scotland) Ltd2026
- Progressive Building Solutions Ltd2017
- Rainydaysolution Ltd2019
- Ronovations Ltd2020
- RR One Solutions Ltd2024
All property development companies in Hamilton · All trades in Hamilton · Property developers across the UK
Frequently asked questions
When are Millar Windows and Doors Ltd's accounts due?
Millar Windows and Doors Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Millar Windows and Doors Ltd'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 Millar Windows and Doors Ltd still trading?
Millar Windows and Doors 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 Millar Windows and Doors Ltd do?
Millar Windows and Doors Ltd is registered under Development of building projects (SIC 41100).
How old is Millar Windows and Doors Ltd?
Millar Windows and Doors Ltd was incorporated on 28 March 2019, 7 years ago.
What is the penalty if Millar Windows and Doors 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 Millar Windows and Doors 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.