- Companies
- Plumbers and heating engineers
- Glasgow
- Calhame Heating Services Ltd
Calhame Heating Services Ltd
- Company number
- SC351228
- Incorporated
- 13 Nov 200817 years trading
- Registered office
- 311 Clarkston Road, Glasgow, G44 3EJ
- Nature of business
- Plumbing, heat and air-conditioning installation
Calhame Heating Services Ltd is a 17-year-old private limited company registered in Glasgow, company number SC351228, one of 515 plumbing and heating companies in Glasgow. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the 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 Calhame Heating Services 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.
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 up £7,934 (+194.2%) on the year before, to £3,848.
- Net assets rose in 4 of 7 year-on-year comparisons on record.
- Current assets of £17K against £30K owed within a year: 0.6 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £3,848 | £17K | £30K | 1 | |
| 30 Nov 2024 | -£4,086 | £25K | £29K | 1 | |
| 30 Nov 2023 | -£10K | £10K | £21K | 1 | |
| 30 Nov 2022 | -£16K | £7,114 | £32K | 1 | |
| 30 Nov 2021 | -£25K | £4,446 | £31K | 1 | |
| 30 Nov 2020 | -£24K | £6,089 | £33K | 1 | |
| 30 Nov 2019 | -£19K | £8,193 | £30K | 1 | |
| 30 Nov 2018 | -£12K | £11K | £27K | 1 |
Who runs and owns Calhame Heating Services Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| E*** O*** | Director | Nov 2008 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| B*** O*** | Director | Nov 2008 | Mar 2011 |
Person with significant control
Where Calhame Heating Services Ltd is registered
The registered office is in Glasgow (G44), in the Glasgow City local authority area, Scotland. Show G44 3EJ on a map.
Other trade companies in G44
- BJB Access LtdScaffolders
- Jab Energy LtdInstallers
- DS Project Management LtdCivil engineering
- Scottgas LimitedPlumbers and heating engineers
- NRB Plant LtdCivil engineering
- CMD Joinery All Aspects LtdJoiners and carpenters
- DFW Contracts LimitedInstallers
- Elevate Cleaning Solutions LtdCleaning companies
What happens if Calhame Heating Services 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- SC351228
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 November 2008 (17 years ago)
- Registered office
- 311 Clarkston Road, Glasgow, G44 3EJ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 13 November 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 Glasgow
Other active plumbing and heating companies registered in Glasgow.
- Callor Ventus Ltd2019
- Calvana Gas and Plumbing Ltd2021
- Cameron Plumbing & Heating Ltd2026
- Cannon Plumbing & Gas Ltd2018
- Cavin FM Limited2025
- CBPH Limited2023
- Cejj Plumbing and Heating Ltd2021
- Central Construction Group Ltd2025
All plumbing and heating companies in Glasgow · All trades in Glasgow · Plumbers and heating engineers across the UK
Frequently asked questions
When are Calhame Heating Services Ltd's accounts due?
Calhame Heating Services Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Calhame Heating Services Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Calhame Heating Services Ltd still trading?
Calhame Heating Services 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 Calhame Heating Services Ltd do?
Calhame Heating Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Calhame Heating Services Ltd?
Calhame Heating Services Ltd was incorporated on 13 November 2008, 17 years ago.
Who runs Calhame Heating Services Ltd?
Calhame Heating Services Ltd has 1 active director, the longest-serving appointed in Nov 2008. Their names and service addresses are on the Companies House register.
Who owns Calhame Heating Services Ltd?
One person or company has significant control of Calhame Heating Services Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Calhame Heating Services 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 Calhame Heating Services 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.