- Companies
- Cleaning companies
- Norwich
- Z.M Window Cleaning Ltd
Z.M Window Cleaning Ltd
- Company number
- 16436218
- Incorporated
- 7 May 20251 year trading
- Registered office
- 177 the Paddocks, Norwich, NR6 7HR
- Nature of business
- Window cleaning services; Other cleaning services
Z.M Window Cleaning Ltd is a 1-year-old private limited company registered in Norwich, company number 16436218, one of 163 cleaning companies in Norwich. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Z.M Window Cleaning LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Financial snapshot, 2026
From the balance sheet at 31 May 2026, as filed at Companies House.
Where Z.M Window Cleaning Ltd is registered
The registered office is in Norwich (NR6), in the Broadland local authority area, East of England. Show NR6 7HR on a map.
Other trade companies in NR6
- Mazzoni Motors LtdMechanics and garages
- Shadow Paint Hub LtdMotor traders
- Powder Craft LtdMechanics and garages
- Norwich Cars LtdMotor traders
- Vision Decorating LimitedPainters and decorators
- Vehicle Service Plus LtdMechanics and garages
- Ultra Glazing Solutions LimitedGlaziers
- Tidy Hands LtdCleaning companies
What happens if Z.M 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 29 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 16436218
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 May 2025 (1 year ago)
- Registered office
- 177 the Paddocks, Norwich, NR6 7HR
- Nature of business
- Window cleaning services (SIC 81221)
Other cleaning services (SIC 81299) - Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2026
- Last confirmation statement
- 6 May 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 Norwich
Other active cleaning companies registered in Norwich.
- Zafaran Cleaning Services Ltd2026
- 20/20 Cleaning Services Ltd2024
- 20/20 Window Cleaning Ltd2025
- 28T&N Ltd2026
- 360 Pro Clean Limited2025
- 5TH Gen Cleaning Ltd2023
- A W Hart Limited2016
- A2A Cleaning Service Limited2022
All cleaning companies in Norwich · All trades in Norwich · Cleaning companies across the UK
Frequently asked questions
When are Z.M Window Cleaning Ltd's accounts due?
Z.M Window Cleaning Ltd's next accounts are due at Companies House by 29 February 2028 (in 504 days), covering the period to 31 May 2027.
When is Z.M Window Cleaning Ltd's CT600 due?
The CT600 for the period to 31 May 2027 is due at HMRC by 31 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2028.
Is Z.M Window Cleaning Ltd still trading?
Z.M 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 Z.M Window Cleaning Ltd do?
Z.M Window Cleaning Ltd is registered under Window cleaning services (SIC 81221); Other cleaning services (SIC 81299).
How old is Z.M Window Cleaning Ltd?
Z.M Window Cleaning Ltd was incorporated on 7 May 2025, 1 year ago.
What is the penalty if Z.M 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 Z.M 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.