- Companies
- Plumbers and heating engineers
- Kilmarnock
- A Clark & Son Plumbing and Heating Ltd
A Clark & Son Plumbing and Heating Ltd
- Company number
- SC892142
- Incorporated
- 5 Jun 2026
- Registered office
- 11C Gatehead Road, Crosshouse, Kilmarnock, KA2 0HN
- Nature of business
- Plumbing, heat and air-conditioning installation
A Clark & Son Plumbing and Heating Ltd is a newly incorporated private limited company registered in Kilmarnock, company number SC892142, one of 45 plumbing and heating companies in Kilmarnock. Its next accounts are due at Companies House on 5 March 2028, and its first CT600 is due at HMRC on 4 June 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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Who runs and owns A Clark & Son Plumbing and Heating Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| A*** C*** | Director | Jun 2026 |
Person with significant control
Where A Clark & Son Plumbing and Heating Ltd is registered
The registered office is in Kilmarnock (KA2), in the East Ayrshire local authority area, Scotland. Show KA2 0HN on a map.
Other trade companies in KA2
- RS Roofing LtdRoofers
- DLH Scotland LtdJoiners and carpenters
- G & S Joinery and Insulation LimitedJoiners and carpenters
- Konic Commercials LtdMotor traders
- Pristine Exterior Clean Scotland LtdCleaning companies
- Remi Roofing Solutions LtdRoofers
- Pro Renovation Group LimitedProperty developers
- Sge Scaffolding LimitedScaffolders
Shared registered office
38 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 A Clark & Son Plumbing and Heating 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 5 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 Mar 2028 to 5 Apr 2028 | £150 |
| 1 to 3 months late | 6 Apr 2028 to 5 Jun 2028 | £375 |
| 3 to 6 months late | 6 Jun 2028 to 5 Sep 2028 | £750 |
| More than 6 months late | From 6 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- SC892142
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 June 2026
- Registered office
- 11C Gatehead Road, Crosshouse, Kilmarnock, KA2 0HN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Kilmarnock
Other active plumbing and heating companies registered in Kilmarnock.
- A L Plumbing & Heating Limited2001
- Allan & Loy Plumbing & Heating Services Ltd2024
- Amw Plumbing & Heating Limited1999
- Andrew Gilfillan & Company Limited2003
- Aqua Heat Plumbing & Heating Ltd2017
- Arh Plumbing Services Limited2021
- Barclay Gas Services Ltd2020
- Burnawn Services Ltd2006
All plumbing and heating companies in Kilmarnock · All trades in Kilmarnock · Plumbers and heating engineers across the UK
Frequently asked questions
When are A Clark & Son Plumbing and Heating Ltd's accounts due?
A Clark & Son Plumbing and Heating Ltd's next accounts are due at Companies House by 5 March 2028 (in 508 days), covering the period to 30 June 2027.
When is A Clark & Son Plumbing and Heating 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 4 June 2027, due by 4 June 2028, and one for the period to 30 June 2027, due by 30 June 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is A Clark & Son Plumbing and Heating Ltd still trading?
A Clark & Son Plumbing and Heating 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 A Clark & Son Plumbing and Heating Ltd do?
A Clark & Son Plumbing and Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is A Clark & Son Plumbing and Heating Ltd?
A Clark & Son Plumbing and Heating Ltd was incorporated on 5 June 2026, less than a year ago.
Who runs A Clark & Son Plumbing and Heating Ltd?
A Clark & Son Plumbing and Heating Ltd has 1 active director, the longest-serving appointed in Jun 2026. Their names and service addresses are on the Companies House register.
Who owns A Clark & Son Plumbing and Heating Ltd?
One person or company has significant control of A Clark & Son Plumbing and Heating Ltd: an individual (owns 75% or more of the shares).
What is the penalty if A Clark & Son Plumbing and Heating 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 A Clark & Son Plumbing and Heating 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.