- Companies
- Scaffolders
- Marlborough
- Clarks External Services Limited
Clarks External Services Limited
- Company number
- 15897302
- Incorporated
- 14 Aug 20242 years trading
- Registered office
- Unit D1 Wagon Yard, London Road, Marlborough, SN8 1LH
- Nature of business
- Scaffold erection
Clarks External Services Limited is a 2-year-old private limited company registered in Marlborough, company number 15897302, one of the UK's scaffolding companies. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 August 2025, as filed at Companies House.
Where Clarks External Services Limited is registered
The registered office is in Marlborough (SN8), in the Wiltshire local authority area, South West. Show SN8 1LH on a map.
Other trade companies in SN8
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- Keates Pro Services LtdInstallers
- 14-18 the Parade LimitedProperty developers
- Bioseed LtdLandscapers and gardeners
- Rje Enterprises LtdMechanics and garages
- Summit Integrated Facilities LtdCleaning companies
- Savernake Carpentry LtdBuilders
- Mather Rice Homes LtdProperty developers
Shared registered office
37 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Clarks External Services Limited 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 31 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 15897302
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 August 2024 (2 years ago)
- Registered office
- Unit D1 Wagon Yard, London Road, Marlborough, SN8 1LH
- Nature of business
- Scaffold erection (SIC 43991)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 13 August 2026
Filing notes for scaffolding companies
Scaffolding companies own a lot of equipment that wears out, so capital allowances on scaffold stock and vehicles are usually the biggest adjustment between accounting profit and taxable profit.
Similar companies in Marlborough
Other active scaffolding companies registered in Marlborough.
All scaffolding companies in Marlborough · All trades in Marlborough · Scaffolders across the UK
Frequently asked questions
When are Clarks External Services Limited's accounts due?
Clarks External Services Limited's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Clarks External Services Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Clarks External Services Limited still trading?
Clarks External Services Limited 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 Clarks External Services Limited do?
Clarks External Services Limited is registered under Scaffold erection (SIC 43991).
How old is Clarks External Services Limited?
Clarks External Services Limited was incorporated on 14 August 2024, 2 years ago.
What is the penalty if Clarks External Services 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 Clarks External Services Limited 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.