Company profile · Builders
Grantmay Limited
Grantmay Limited is a 2-year-old private limited company registered in Dover, company number 15350412, one of 54 building contractors in Dover. Companies House shows its accounts as overdue: they were due on 30 September 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where Grantmay Limited is registered
The registered office is in Dover (CT17), in the Dover local authority area, South East. Show CT17 0EF on a map.
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What happens if Grantmay Limited files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2026 to 31 Oct 2026 | £150 |
| 1 to 3 months late | 1 Nov 2026 to 31 Dec 2026 | £375 |
| 3 to 6 months late | 1 Jan 2027 to 31 Mar 2027 | £750 |
| More than 6 months late | From 1 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- 15350412
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 December 2023 (2 years ago)
- Registered office
- 41 Shooters Hill, Dover, CT17 0EF
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 11 October 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Dover
Other active building contractors registered in Dover.
- GSW Contractors Ltd2024
- Harare Construction Services Ltd2025
- Hazelton Developments Limited2017
- Hesketh Homes (Kent) Limited2021
- Hinkins & Hinkins Ltd2017
- Horizon Construction and Building Services Ltd2025
- L Buckle Construction Ltd2026
- Lofthouse Conversions Limited1998
All building contractors in Dover · All trades in Dover · Builders across the UK
Frequently asked questions
When are Grantmay Limited's accounts due?
Grantmay Limited's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.
When is Grantmay Limited's CT600 due?
The CT600 for the period to 31 December 2025 is due at HMRC by 31 December 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2026.
Is Grantmay Limited still trading?
Grantmay Limited 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 Grantmay Limited do?
Grantmay Limited is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Grantmay Limited?
Grantmay Limited was incorporated on 14 December 2023, 2 years ago.
What is the penalty if Grantmay Limited 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 Grantmay Limited 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.