- Companies
- Specialist contractors
- Cirencester
- Greenheart Energy Engineering Limited
Greenheart Energy Engineering Limited
- Company number
- 04133596
- Incorporated
- 29 Dec 200025 years trading
- Registered office
- Office 5, First Floor Abberley House, Park Street, Cirencester, Gloucestershire, GL7 2BX
- Nature of business
- Other specialised construction activities n.e.c.
Greenheart Energy Engineering Limited is a 25-year-old private limited company registered in Cirencester, company number 04133596, one of 20 specialist construction companies in Cirencester. 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 £57K (-55.6%) on the year before, to -£159K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £27K against £36K owed within a year: 0.8 times cover.
- 1 employee on average, up from 0 the year before.
- 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 | -£159K | £27K | £36K | 1 | |
| 31 Dec 2024 | -£102K | £25K | £36K | 0 | |
| 31 Dec 2023 | £24K | £28K | 0 | ||
| 31 Aug 2022 | -£74K | 3 | |||
| 31 Aug 2021 | -£121K | £11K | 1 | ||
| 31 Aug 2020 | -£120K | £37K | 3 | ||
| 31 Aug 2019 | -£138K | £12K | £150K | 3 | |
| 31 Aug 2018 | -£160K | £45K | £204K | ||
| 31 Aug 2017 | -£182K | £41K | £223K | ||
| 31 Mar 2016 | -£165K | £307 | £1,076 | £166K |
Where Greenheart Energy Engineering Limited is registered
The registered office is in Cirencester (GL7), in the Cotswold local authority area, South West. Show GL7 2BX on a map.
Other trade companies in GL7
- Coates Multi Trade LimitedFinishing trades
- Ar Vehicle Services LtdCleaning companies
- Rosa Gardening Services LimitedLandscapers and gardeners
- Cotswold Heritage Builders LimitedProperty developers
- Atra Building & Development LtdBuilders
- Cotswold Home Management LimitedCleaning companies
- Bell & Kind LtdCleaning companies
- Nomav Auto LtdMotor traders
Also registered at this address
1 other company uses the same registered office as Greenheart Energy Engineering Limited.
- Greenheart Energy LimitedInstallers
What happens if Greenheart Energy Engineering 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
- 04133596
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 December 2000 (25 years ago)
- Registered office
- Office 5, First Floor Abberley House, Park Street, Cirencester, Gloucestershire, GL7 2BX
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 29 December 2025
- Previous names
- Hitech Energy Limited (until 1 Dec 2011)
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Cirencester
Other active specialist construction companies registered in Cirencester.
- Harvey Moon Limited2002
- King Construction Consultants Limited2012
- Mac Pipework & Construction Ltd2022
- Modulus Events Ltd2021
- NKS Contracts (Central) Limited1998
- Thomas Brothers Construction Ltd2022
- Total Surface Solutions Limited2004
- Waterwell Limited1998
All specialist construction companies in Cirencester · All trades in Cirencester · Specialist contractors across the UK
Frequently asked questions
When are Greenheart Energy Engineering Limited's accounts due?
Greenheart Energy Engineering Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Greenheart Energy Engineering 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 Greenheart Energy Engineering Limited still trading?
Greenheart Energy Engineering 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 Greenheart Energy Engineering Limited do?
Greenheart Energy Engineering Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Greenheart Energy Engineering Limited?
Greenheart Energy Engineering Limited was incorporated on 29 December 2000, 25 years ago.
What is the penalty if Greenheart Energy Engineering 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 Greenheart Energy Engineering 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.