- Companies
- Plumbers and heating engineers
- Southampton
- Cosy Glow Heating Limited
Cosy Glow Heating Limited
- Company number
- 09988960
- Incorporated
- 5 Feb 201610 years trading
- Registered office
- Unit 3B Stone Pier Boatyard Shore Road, Warsash, Southampton, SO31 9FR
- Nature of business
- Plumbing, heat and air-conditioning installation
Cosy Glow Heating Limited is a 10-year-old private limited company registered in Southampton, company number 09988960, one of 246 plumbing and heating companies in Southampton. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 2028.
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 up £11K on the year before, to £12K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £47K against £38K owed within a year: 1.2 times cover.
- 3 employees on average, up from 1 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | £12K | £47K | £38K | 3 | |
| 28 Feb 2025 | £612 | £25K | £23K | 1 | |
| 29 Feb 2024 | £4,856 | £25K | £19K | 1 | |
| 28 Feb 2023 | £11K | £25K | £13K | 1 | |
| 28 Feb 2022 | £7,962 | £33K | £23K | 1 | |
| 28 Feb 2021 | £5,474 | £28K | £23K | 1 | |
| 29 Feb 2020 | £6,080 | £23K | £18K | ||
| 28 Feb 2019 | £4,515 | £15K | £7,549 | ||
| 28 Feb 2018 | £2,098 | £26K | £22K | ||
| 28 Feb 2017 | £6,575 | £16K | £8,346 |
Where Cosy Glow Heating Limited is registered
The registered office is in Southampton (SO31), in the Fareham local authority area, South East. Show SO31 9FR on a map.
Other trade companies in SO31
- MNC Cleaning LtdCleaning companies
- Mars Eng. LtdMachinery repair and installation
- Amc Plumbing and Heating LtdPlumbers and heating engineers
- Pride & Bloom LtdLandscapers and gardeners
- Hampshire Heating and Cooling LtdPlumbers and heating engineers
- Kelpie Landscape & Build LtdFinishing trades
- FSC Facilities Services LtdInstallers
- Fitton & Redding Services LimitedMechanics and garages
Also registered at this address
11 other companies use the same registered office as Cosy Glow Heating Limited.
- Access Infrastructure Group LtdFacilities management
- Charged Electrical LtdElectricians
- Crown Developments Surrey LtdProperty developers
- Diablo Technical Services LtdMachinery repair and installation
- Gmbavs LtdMachinery repair and installation
- Hardway Construction LimitedBuilders
- JK Home Improvements LimitedGlaziers
- Luke Hughes Painting&Decorating LimitedPainters and decorators
- PCM Solar LimitedInstallers
- Saw Corporation LtdLandscapers and gardeners
- TCK Plastering LtdPlasterers
What happens if Cosy Glow Heating 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 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 09988960
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 February 2016 (10 years ago)
- Registered office
- Unit 3B Stone Pier Boatyard Shore Road, Warsash, Southampton, SO31 9FR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 4 February 2026
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 Southampton
Other active plumbing and heating companies registered in Southampton.
- Crown Heating & Plumbing Limited2016
- Cutler Home Solutions Ltd2017
- D Jones Plumbing and Heating Limited2014
- David Ebbs Plumbing and Heating Ltd2025
- Diz Gas Ltd2011
- DJ Helps Gas Services Ltd2024
- DMP Plumbing & Heating Limited2018
- Dod Gas Service Ltd2017
All plumbing and heating companies in Southampton · All trades in Southampton · Plumbers and heating engineers across the UK
Frequently asked questions
When are Cosy Glow Heating Limited's accounts due?
Cosy Glow Heating Limited's next accounts are due at Companies House by 30 November 2027 (in 413 days), covering the period to 28 February 2027.
When is Cosy Glow Heating Limited's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is Cosy Glow Heating Limited still trading?
Cosy Glow Heating 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 Cosy Glow Heating Limited do?
Cosy Glow Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Cosy Glow Heating Limited?
Cosy Glow Heating Limited was incorporated on 5 February 2016, 10 years ago.
What is the penalty if Cosy Glow Heating 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 Cosy Glow Heating 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.