- Companies
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- Benfleet
- Gemini Windows & Doors Ltd
Gemini Windows & Doors Ltd
- Company number
- 13877224
- Incorporated
- 27 Jan 20224 years trading
- Registered office
- Fortress House, 301 High Road, Benfleet, Essex, SS7 5HA
- Nature of business
- Other construction installation; Glazing
Gemini Windows & Doors Ltd is a 4-year-old private limited company registered in Benfleet, company number 13877224, one of 54 installation companies (insulation, lifts, shutters and similar) in Benfleet. 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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Where Gemini Windows & Doors Ltd is registered
The registered office is in Benfleet (SS7), in the Castle Point local authority area, East of England. Show SS7 5HA on a map.
Other trade companies in SS7
- Byways Property Maintenance LtdFinishing trades
- Flowtech Drainage and Groundwork Solutions LimitedCivil engineering
- NMP Property Investors LtdProperty developers
- Apex Engineering PSV Specialist LimitedMechanics and garages
- Maher Heights Scaffolding LtdScaffolders
- Prime & Plaster LtdPlasterers
- Estuary Electrical Solutions LtdElectricians
- DS Garden Maintenance LtdLandscapers and gardeners
Shared registered office
80 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 Gemini Windows & 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
- 13877224
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 January 2022 (4 years ago)
- Registered office
- Fortress House, 301 High Road, Benfleet, Essex, SS7 5HA
- Nature of business
- Other construction installation (SIC 43290)
Glazing (SIC 43342) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 26 January 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Benfleet
Other active installation companies (insulation, lifts, shutters and similar) registered in Benfleet.
- Genie Garage Door Specialist Ltd2023
- Hayward Fencing Ltd2018
- Humphrey Building Services Limited2018
- Idm Windows and Doors Ltd2012
- J Buckingham Interiors Limited2022
- J&A Builds Ltd2024
- James Charles Interiors Limited2022
- JDB Utilities Ltd2022
All installation companies (insulation, lifts, shutters and similar) in Benfleet · All trades in Benfleet · Installers across the UK
Frequently asked questions
When are Gemini Windows & Doors Ltd's accounts due?
Gemini Windows & Doors Ltd's next accounts are due at Companies House by 31 December 2026 (in 78 days), covering the period to 31 March 2026.
When is Gemini Windows & 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 Gemini Windows & Doors Ltd still trading?
Gemini Windows & 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 Gemini Windows & Doors Ltd do?
Gemini Windows & Doors Ltd is registered under Other construction installation (SIC 43290); Glazing (SIC 43342).
How old is Gemini Windows & Doors Ltd?
Gemini Windows & Doors Ltd was incorporated on 27 January 2022, 4 years ago.
What is the penalty if Gemini Windows & 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 Gemini Windows & 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.