- Companies
- Installers
- West Horndon
- Clarks & Sons Ltd
Clarks & Sons Ltd
- Company number
- 14721784
- Incorporated
- 10 Mar 20233 years trading
- Registered office
- Systems House, RHS Office 4, 1ST Floor, 5 Horndon Industrial Park, West Horndon, CM13 3XL
- Nature of business
- Other construction installation; Other specialised construction activities n.e.c.; Buying and selling of own real estate; Renting and operating of Housing Association real estate
Clarks & Sons Ltd is a 3-year-old private limited company registered in West Horndon, company number 14721784, one of 21 installation companies (insulation, lifts, shutters and similar) in West Horndon. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £1 (-100%) on the year before, to £0.
- Current assets of £100K against £100K owed within a year: 1.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £0 | £100K | £100K | 0 | |
| 31 Mar 2024 | £1 |
Where Clarks & Sons Ltd is registered
The registered office is in West Horndon (CM13), in the Brentwood local authority area, East of England. Show CM13 3XL on a map.
Other trade companies in CM13
- Van & Car Self Drive LtdMotor traders
- Marsh Harrier Developments LtdProperty developers
- Motor Dealer Sales LtdMotor traders
- Electrical PN LtdElectricians
- Torrtec LtdPlumbers and heating engineers
- Flushed Through Drainage Services LtdPlumbers and heating engineers
- RJFD Electrical LtdCivil engineering
- Welsted LtdJoiners and carpenters
Shared registered office
145 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 & Sons 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 14721784
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 March 2023 (3 years ago)
- Registered office
- Systems House, RHS Office 4, 1ST Floor, 5 Horndon Industrial Park, West Horndon, CM13 3XL
- Nature of business
- Other construction installation (SIC 43290)
Other specialised construction activities n.e.c. (SIC 43999)
Buying and selling of own real estate (SIC 68100)
Renting and operating of Housing Association real estate (SIC 68201) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 21 September 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
- Previous names
- Polar Maintenance Services Limited (until 18 Sep 2025)
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in West Horndon
Other active installation companies (insulation, lifts, shutters and similar) registered in West Horndon.
- Clean Point Ltd2024
- DC Brickwork Essex Ltd2026
- Dwelling Property Maintenance Ltd2023
- Empire Sealants Ltd2026
- Exemplifloor Ltd2026
- Flash Rigging Ltd2024
- Green Green Consultants UK Ltd2026
- JD Building Developments Ltd2026
All installation companies (insulation, lifts, shutters and similar) in West Horndon · All trades in West Horndon · Installers across the UK
Frequently asked questions
When are Clarks & Sons Ltd's accounts due?
Clarks & Sons Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Clarks & Sons Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Clarks & Sons Ltd still trading?
Clarks & Sons 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 Clarks & Sons Ltd do?
Clarks & Sons Ltd is registered under Other construction installation (SIC 43290); Other specialised construction activities n.e.c. (SIC 43999); Buying and selling of own real estate (SIC 68100); Renting and operating of Housing Association real estate (SIC 68201).
How old is Clarks & Sons Ltd?
Clarks & Sons Ltd was incorporated on 10 March 2023, 3 years ago.
What is the penalty if Clarks & Sons 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 Clarks & Sons 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.