- Company number
- 07145046
- Incorporated
- 3 Feb 201016 years trading
- Registered office
- 14 Tadfield Road, Romsey, Hampshire, SO51 5AJ
- Nature of business
- Glazing
I-Windo Ltd is a 16-year-old private limited company registered in Romsey, company number 07145046, one of 8 glazing companies in Romsey. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £42K (-85.6%) on the year before, to £7,124.
- Net assets rose in 1 of 5 year-on-year comparisons on record.
- 2 employees on average during the year.
- Balance sheets on record for 7 years, 2015 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £7,124 | £1,261 | 2 | ||
| 28 Feb 2024 | £49K | £11K | 2 | ||
| 28 Feb 2023 | £3,737 | £17K | 2 | ||
| 28 Feb 2022 | £14K | £20K | 2 | ||
| 28 Feb 2021 | £23K | £7,222 | |||
| 28 Feb 2016 | -£2,266 | £16K | £22K | ||
| 28 Feb 2015 | £464 | £13K | £13K | £16K |
Who runs and owns I-Windo Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| P*** L*** | Director | Feb 2010 |
2 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| M*** R*** | Secretary | Feb 2010 | Jun 2026 |
| M*** R*** | Director | Feb 2010 | Jun 2026 |
Person with significant control
Where I-Windo Ltd is registered
The registered office is in Romsey (SO51), in the Test Valley local authority area, South East. Show SO51 5AJ on a map.
Other trade companies in SO51
- Automarketgroup LtdMotor traders
- Mitchells Magic LtdPainters and decorators
- Emmerdale Agriculture Online LtdLandscapers and gardeners
- McAy Sprays LtdPainters and decorators
- SB Maintenance LimitedFacilities management
- Oscar Landscaping and Building LimitedBuilders
- Haime Construction LimitedProperty developers
- Black Lake Operations LtdRoofers
What happens if I-Windo 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 07145046
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 February 2010 (16 years ago)
- Registered office
- 14 Tadfield Road, Romsey, Hampshire, SO51 5AJ
- Nature of business
- Glazing (SIC 43342)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 3 February 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 Romsey
Other active glazing companies registered in Romsey.
- Pennington, Jones (H.I.) Limited2009
- RCC Glass Holdings Ltd2024
- Rococo Windows & Doors Ltd2022
- Romsey Conservatory Company Limited2022
- Steamy Windows (Southampton) Limited2005
- Wta Glazing Limited2014
- Commercial & Domestic Aluminium Ltd2000
All glazing companies in Romsey · All trades in Romsey · Glaziers across the UK
Frequently asked questions
When are I-Windo Ltd's accounts due?
I-Windo Ltd's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is I-Windo Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is I-Windo Ltd still trading?
I-Windo 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 I-Windo Ltd do?
I-Windo Ltd is registered under Glazing (SIC 43342).
How old is I-Windo Ltd?
I-Windo Ltd was incorporated on 3 February 2010, 16 years ago.
Who runs I-Windo Ltd?
I-Windo Ltd has 1 active director, the longest-serving appointed in Feb 2010. Their names and service addresses are on the Companies House register.
Who owns I-Windo Ltd?
One person or company has significant control of I-Windo Ltd: an individual (owns 75% or more of the shares).
What is the penalty if I-Windo 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 I-Windo 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.