- Companies
- Cleaning companies
- Southampton
- Gramax Window Cleaning Ltd
Gramax Window Cleaning Ltd
- Company number
- 15930104
- Incorporated
- 2 Sep 20242 years trading
- Registered office
- 37A Victoria Road, Southampton, SO19 9DY
- Nature of business
- Window cleaning services
Gramax Window Cleaning Ltd is a 2-year-old private limited company registered in Southampton, company number 15930104, one of 274 cleaning companies in Southampton. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 September 2025, as filed at Companies House.
Where Gramax Window Cleaning Ltd is registered
The registered office is in Southampton (SO19), in the Southampton local authority area, South East. Show SO19 9DY on a map.
Other trade companies in SO19
- 4LK Cleaning Company LtdCleaning companies
- Nest Path Properties LimitedBuilders
- Dautaj Groundworks LtdBuilders
- Craftline Carpentry Services LtdJoiners and carpenters
- Agape-Wise LimitedCleaning companies
- Cool Enterprises LtdPlumbers and heating engineers
- Jmac Carpentry & Building LtdPlasterers
- Auto Motive Dismantling - Amd LtdMotor traders
Shared registered office
41 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 Gramax Window Cleaning 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 15930104
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 September 2024 (2 years ago)
- Registered office
- 37A Victoria Road, Southampton, SO19 9DY
- Nature of business
- Window cleaning services (SIC 81221)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 1 September 2026
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Southampton
Other active cleaning companies registered in Southampton.
- Green Cleen (Hampshire South West) Limited2025
- Green Fox Cleaning Southampton Limited2020
- GT Exterior Services Ltd2023
- Guildford Gutter Cleaning Limited2026
- H & C Cleaning & Maintenance Ltd2021
- H20 Domestic Window Cleaning Specialists Ltd2021
- Hampshire Bin Cleaning Ltd2018
- Hannahs Home Help Ltd2017
All cleaning companies in Southampton · All trades in Southampton · Cleaning companies across the UK
Frequently asked questions
When are Gramax Window Cleaning Ltd's accounts due?
Gramax Window Cleaning Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Gramax Window Cleaning Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Gramax Window Cleaning Ltd still trading?
Gramax Window Cleaning 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 Gramax Window Cleaning Ltd do?
Gramax Window Cleaning Ltd is registered under Window cleaning services (SIC 81221).
How old is Gramax Window Cleaning Ltd?
Gramax Window Cleaning Ltd was incorporated on 2 September 2024, 2 years ago.
What is the penalty if Gramax Window Cleaning 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 Gramax Window Cleaning 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.