- Companies
- Plumbers and heating engineers
- Lanark
- Clyde Air Conditioning Limited
Clyde Air Conditioning Limited
- Company number
- SC260850
- Incorporated
- 15 Dec 200322 years trading
- Registered office
- 3 Chapland Road, Lanark, ML11 7QL
- Nature of business
- Plumbing, heat and air-conditioning installation
Clyde Air Conditioning Limited is a 22-year-old private limited company registered in Lanark, company number SC260850, one of 24 plumbing and heating companies in Lanark. 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 £20K (-41.3%) on the year before, to £29K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £69K against £57K owed within a year: 1.2 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £29K | £27K | £69K | £57K | 3 |
| 31 Mar 2024 | £49K | £42K | £85K | £55K | 3 |
| 31 Mar 2023 | £26K | £20K | £103K | £96K | 2 |
| 31 Mar 2022 | £28K | £2,062 | £113K | £96K | 4 |
| 31 Mar 2021 | £1,352 | £9,681 | £62K | £73K | 4 |
| 31 Mar 2020 | £2,143 | £3,312 | £65K | £77K | 4 |
| 31 Mar 2019 | £2,347 | £3,957 | £81K | £98K | 4 |
| 31 Mar 2018 | £4,000 | £15K | £47K | £68K | 4 |
| 31 Mar 2017 | £21K | £26K | £82K | £84K | 4 |
| 31 Mar 2016 | £12K | £5,138 | £40K | £51K | 2 |
Where Clyde Air Conditioning Limited is registered
The registered office is in Lanark (ML11), in the South Lanarkshire local authority area, Scotland. Show ML11 7QL on a map.
Other trade companies in ML11
- Sterling Renewables Projects LimitedElectricians
- Ejp Kitchens & Bathrooms LtdJoiners and carpenters
- J Frood Double Glazing LtdGlaziers
- Duchray Holdings LimitedSpecialist contractors
- RM Offshore LtdInstallers
- Fletcher Groundworks LimitedInstallers
- Beechtreewright LtdBuilders
- Blackwood Electrical Services LtdElectricians
What happens if Clyde Air Conditioning 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 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
- SC260850
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 December 2003 (22 years ago)
- Registered office
- 3 Chapland Road, Lanark, ML11 7QL
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 6 December 2025
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 Lanark
Other active plumbing and heating companies registered in Lanark.
- Clyde HVAC Ltd2025
- Clydesdale Plumbers Limited2014
- Craig Hawthorn Plumbing Ltd2016
- G N Tait Ltd2014
- GM Contractors (Scotland) Ltd2016
- Has Renewables Ltd2024
- HR Contractors (Scotland) Ltd2025
- Ian Cuthbert Plumbing and Heating Ltd.2017
All plumbing and heating companies in Lanark · All trades in Lanark · Plumbers and heating engineers across the UK
Frequently asked questions
When are Clyde Air Conditioning Limited's accounts due?
Clyde Air Conditioning Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Clyde Air Conditioning Limited'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 Clyde Air Conditioning Limited still trading?
Clyde Air Conditioning 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 Clyde Air Conditioning Limited do?
Clyde Air Conditioning Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Clyde Air Conditioning Limited?
Clyde Air Conditioning Limited was incorporated on 15 December 2003, 22 years ago.
What is the penalty if Clyde Air Conditioning 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 Clyde Air Conditioning 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.