- Companies
- Plumbers and heating engineers
- Dunfermline
- Atag Heating Eire Limited
Atag Heating Eire Limited
- Company number
- SC454619
- Incorporated
- 16 Jul 201313 years trading
- Registered office
- 1 Masterton Park, South Castle Drive, Dunfermline, KY11 8NX
- Nature of business
- Plumbing, heat and air-conditioning installation
Atag Heating Eire Limited is a 13-year-old private limited company registered in Dunfermline, company number SC454619, one of 35 plumbing and heating companies in Dunfermline. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 £2,547 (-0.4%) on the year before, to -£709K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £2,706 against £712K owed within a year: 0.0 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 Dec 2025 | -£709K | £2,706 | £2,706 | £712K | 3 |
| 31 Dec 2024 | -£707K | £448 | £448 | £707K | 3 |
| 31 Dec 2023 | -£703K | £360 | £8,244 | £711K | 3 |
| 31 Dec 2022 | -£708K | £318 | £122K | £830K | 3 |
| 31 Oct 2021 | -£701K | £1,250 | £1,250 | £702K | 3 |
| 31 Oct 2020 | -£726K | £576K | £576K | £1.3M | 3 |
| 31 Oct 2019 | -£725K | £11K | £27K | £752K | 3 |
| 31 Oct 2018 | -£1.3M | £2,417 | £44K | £1.3M | 3 |
| 31 Oct 2017 | -£1.2M | £832 | £832 | £1.2M | 4 |
| 31 Oct 2016 | £360K | £400 | £707K | £347K | 4 |
Where Atag Heating Eire Limited is registered
The registered office is in Dunfermline (KY11), in the Fife local authority area, Scotland. Show KY11 8NX on a map.
Other trade companies in KY11
- G&C Cleaning Specialist LtdCleaning companies
- 116117 LtdPlumbers and heating engineers
- Thistle and Stone Hard Landscaping LtdInstallers
- Meiklejoiners LtdJoiners and carpenters
- Fusebox Solutions LtdElectricians
- K Collins Rigging LtdCivil engineering
- Nodepoint Scaffolding Solutions LtdScaffolders
- Mitchell Clark Developments LtdProperty developers
What happens if Atag Heating Eire 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- SC454619
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 July 2013 (13 years ago)
- Registered office
- 1 Masterton Park, South Castle Drive, Dunfermline, KY11 8NX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 19 August 2026
- Previous names
- Corgi Boiler Technology Limited (until 23 Apr 2018)
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 Dunfermline
Other active plumbing and heating companies registered in Dunfermline.
- Bathroom Centre Fife Ltd2019
- Broomhead Ltd2024
- D&F Robertson Plumbing and Heating Ltd2024
- Dakota Renovations Ltd2024
- DD4 Topco Ltd2026
- Dey Gas & Heating Engineers Ltd2020
- DLK Technologies Ltd2022
- Duloch Gas Ltd2021
All plumbing and heating companies in Dunfermline · All trades in Dunfermline · Plumbers and heating engineers across the UK
Frequently asked questions
When are Atag Heating Eire Limited's accounts due?
Atag Heating Eire Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Atag Heating Eire Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Atag Heating Eire Limited still trading?
Atag Heating Eire 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 Atag Heating Eire Limited do?
Atag Heating Eire Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Atag Heating Eire Limited?
Atag Heating Eire Limited was incorporated on 16 July 2013, 13 years ago.
What is the penalty if Atag Heating Eire 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 Atag Heating Eire 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.