- Company number
- 17461323
- Incorporated
- 15 Sep 2026
- Registered office
- 1 Duncan Road, Ramsgate, CT11 9SU
- Nature of business
- Construction of domestic buildings
Key Construction Services Ltd is a newly incorporated private limited company registered in Ramsgate, company number 17461323, one of 64 building contractors in Ramsgate. Its next accounts are due at Companies House on 15 June 2028, and its first CT600 is due at HMRC on 14 September 2028.
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.
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Where Key Construction Services Ltd is registered
The registered office is in Ramsgate (CT11), in the Thanet local authority area, South East. Show CT11 9SU on a map.
Other trade companies in CT11
- Kent Facilities Management LtdCleaning companies
- NJR Offshore LtdSpecialist contractors
- ND Brickwork LimitedBuilders
- Cornerstones Building Solutions LimitedBuilders
- Manzi Contractors LimitedCivil engineering
- TVB Construction LtdBuilders
- Cannon Building Services LtdProperty developers
- Primepoint Group LtdCleaning companies
What happens if Key Construction Services 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 15 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 16 Jun 2028 to 15 Jul 2028 | £150 |
| 1 to 3 months late | 16 Jul 2028 to 15 Sep 2028 | £375 |
| 3 to 6 months late | 16 Sep 2028 to 15 Dec 2028 | £750 |
| More than 6 months late | From 16 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 17461323
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 September 2026
- Registered office
- 1 Duncan Road, Ramsgate, CT11 9SU
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
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 Ramsgate
Other active building contractors registered in Ramsgate.
- Knights Lodge Construction Ltd2016
- L & W Property Maintenance Limited2025
- Leveluppconstruction Ltd2024
- LHM South East Brickwork Ltd2021
- Little Stour Ltd2021
- LNG Contractors Ltd2021
- M and J Steel Ltd2017
- Maxted Construction Limited2011
All building contractors in Ramsgate · All trades in Ramsgate · Builders across the UK
Frequently asked questions
When are Key Construction Services Ltd's accounts due?
Key Construction Services Ltd's next accounts are due at Companies House by 15 June 2028 (in 612 days), covering the period to 30 September 2027.
When is Key Construction Services 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 14 September 2027, due by 14 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Key Construction Services Ltd still trading?
Key Construction Services 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 Key Construction Services Ltd do?
Key Construction Services Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Key Construction Services Ltd?
Key Construction Services Ltd was incorporated on 15 September 2026, less than a year ago.
What is the penalty if Key Construction Services 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 Key Construction Services 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.