- Companies
- Plumbers and heating engineers
- Greenwinter Ltd
Greenwinter Ltd
- Company number
- 16468082
- Incorporated
- 22 May 20251 year trading
- Registered office
- 6 Portland Business Centre, Manor House Lane, Datchet, SL3 9EG
- Nature of business
- Plumbing, heat and air-conditioning installation
Greenwinter Ltd is a 1-year-old private limited company registered in Datchet, company number 16468082, one of the UK's plumbing and heating companies. Its next accounts are due at Companies House on 22 February 2027, and its first CT600 is due at HMRC on 21 May 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
File the first 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 Greenwinter 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.
Where Greenwinter Ltd is registered
The registered office is in Datchet (SL3), in the Windsor and Maidenhead local authority area, South East. Show SL3 9EG on a map.
Other trade companies in SL3
- Tac Design & Build LtdFinishing trades
- G&S Formwork LtdBuilders
- Klenzo LtdCleaning companies
- West London Crown Construction LtdBuilders
- Dahlia Investment Group LimitedProperty developers
- Ekon Electrics LtdElectricians
- R&G Maintenance LtdCleaning companies
- Cornerstone Homes & Estates LtdProperty developers
Also registered at this address
11 other companies use the same registered office as Greenwinter Ltd.
- Agis Maintenance LtdElectricians
- Argonaut Heating LimitedPlumbers and heating engineers
- Blue Heaven Group LimitedInstallers
- Cozy Home Improvements LtdBuilders
- Dahlia Investment Group LimitedProperty developers
- Hampton Hill Flooring LtdFloor and wall tilers
- Kelly Tekk Lifting Consultancy LtdSpecialist contractors
- Lightwood Property Maintenance LtdPlumbers and heating engineers
- Pioneer Prestige Automotive Collectibles LtdMotor traders
- Top Motor Group LtdMotor traders
- Yahya Cars Pty LtdMotor traders
What happens if Greenwinter 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 22 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 23 Feb 2027 to 22 Mar 2027 | £150 |
| 1 to 3 months late | 23 Mar 2027 to 22 May 2027 | £375 |
| 3 to 6 months late | 23 May 2027 to 22 Aug 2027 | £750 |
| More than 6 months late | From 23 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 16468082
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 May 2025 (1 year ago)
- Registered office
- 6 Portland Business Centre, Manor House Lane, Datchet, SL3 9EG
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 May (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 9 July 2025
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies
Other active plumbing and heating companies.
Frequently asked questions
When are Greenwinter Ltd's accounts due?
Greenwinter Ltd's next accounts are due at Companies House by 22 February 2027 (in 133 days), covering the period to 31 May 2026.
When is Greenwinter Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 21 May 2026, due by 21 May 2027, and one for the period to 31 May 2026, due by 31 May 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Greenwinter Ltd still trading?
Greenwinter Ltd is listed as active on the Companies House register (checked 12 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 Greenwinter Ltd do?
Greenwinter Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Greenwinter Ltd?
Greenwinter Ltd was incorporated on 22 May 2025, 1 year ago.
What is the penalty if Greenwinter 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 Greenwinter Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.