- Companies
- Civil engineering
- Kilmarnock
- Claymore Civil Engineering Ltd
Claymore Civil Engineering Ltd
- Company number
- SC855965
- Incorporated
- 17 Jul 20251 year trading
- Registered office
- 12 Souter Drive, Kilmarnock, KA3 7JD
- Nature of business
- Construction of other civil engineering projects n.e.c.
Claymore Civil Engineering Ltd is a 1-year-old private limited company registered in Kilmarnock, company number SC855965, one of 50 civil engineering contractors in Kilmarnock. Its next accounts are due at Companies House on 17 April 2027, and its first CT600 is due at HMRC on 16 July 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 Claymore Civil Engineering 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 Claymore Civil Engineering Ltd is registered
The registered office is in Kilmarnock (KA3), in the East Ayrshire local authority area, Scotland. Show KA3 7JD on a map.
Other trade companies in KA3
- Kobe Construct LtdBuilders
- Abw Fencing LtdInstallers
- Marlie Construction Contractors LtdSpecialist contractors
- As Built Engineering LtdCivil engineering
- Vip Car Wash LimitedCleaning companies
- Elite Roofing and Rendering Ltd LtdRoofers
- Cmautomods LtdMotor traders
- D4 Sparkle & Shine Services LtdCleaning companies
What happens if Claymore Civil Engineering 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 17 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Apr 2027 to 17 May 2027 | £150 |
| 1 to 3 months late | 18 May 2027 to 17 Jul 2027 | £375 |
| 3 to 6 months late | 18 Jul 2027 to 17 Oct 2027 | £750 |
| More than 6 months late | From 18 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- SC855965
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 July 2025 (1 year ago)
- Registered office
- 12 Souter Drive, Kilmarnock, KA3 7JD
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Kilmarnock
Other active civil engineering contractors registered in Kilmarnock.
- Coltart Contracts Limited1982
- Current Works Consultancy Limited2020
- Delta Contracts Ltd2019
- Dy Civils Limited2022
- Fairway Utilities Ltd2024
- G B Resources Limited2018
- GCS Precision Projects Ltd2024
- Hydro Flow Drainage and Civils Limited2024
All civil engineering contractors in Kilmarnock · All trades in Kilmarnock · Civil engineering across the UK
Frequently asked questions
When are Claymore Civil Engineering Ltd's accounts due?
Claymore Civil Engineering Ltd's next accounts are due at Companies House by 17 April 2027 (in 186 days), covering the period to 31 July 2026.
When is Claymore Civil Engineering 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 16 July 2026, due by 16 July 2027, and one for the period to 31 July 2026, due by 31 July 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Claymore Civil Engineering Ltd still trading?
Claymore Civil Engineering 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 Claymore Civil Engineering Ltd do?
Claymore Civil Engineering Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Claymore Civil Engineering Ltd?
Claymore Civil Engineering Ltd was incorporated on 17 July 2025, 1 year ago.
What is the penalty if Claymore Civil Engineering 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 Claymore Civil Engineering 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.