- Companies
- Plumbers and heating engineers
- Blackwood
- Glenn Willis Ltd
Glenn Willis Ltd
- Company number
- 05417121
- Incorporated
- 7 Apr 200521 years trading
- Registered office
- Woodland View, Banalog Terrace Hollybush, Blackwood, Gwent, NP12 0SG
- Nature of business
- Plumbing, heat and air-conditioning installation
Glenn Willis Ltd is a 21-year-old private limited company registered in Blackwood, company number 05417121, one of 20 plumbing and heating companies in Blackwood. Its next accounts are due at Companies House on 31 January 2028, and the CT600 for the period to 30 April 2027 is due at HMRC on 30 April 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 £8,816 (+226.9%) on the year before, to £13K.
- Net assets rose in 5 of 8 year-on-year comparisons on record.
- Current assets of £19K against £9,857 owed within a year: 1.9 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 9 years, 2018 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2026 | £13K | £19K | £9,857 | 2 | |
| 30 Apr 2025 | £3,886 | £12K | £12K | 2 | |
| 30 Apr 2024 | £4,836 | £12K | £10K | 3 | |
| 30 Apr 2023 | £100 | £8,173 | £12K | 3 | |
| 30 Apr 2022 | £12K | £13K | £5,526 | 3 | |
| 30 Apr 2021 | £9,971 | £13K | £8,488 | 3 | |
| 30 Apr 2020 | £7,534 | £7,219 | £6,253 | 3 | |
| 30 Apr 2019 | -£8,003 | -£11K | £11K | ||
| 30 Apr 2018 | -£7,779 | -£10K | £12K |
Who runs and owns Glenn Willis Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| G*** W*** | Director | Apr 2005 |
| J*** W*** | Director | Mar 2016 |
| J*** W*** | Secretary | Apr 2005 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| Swift Incorporations Limited | Corporate Nominee Secretary | Apr 2005 | Apr 2005 |
People with significant control (2)
Where Glenn Willis Ltd is registered
The registered office is in Blackwood (NP12), in the Caerphilly local authority area, Wales. Show NP12 0SG on a map.
Other trade companies in NP12
- Hohm Property Group LtdProperty developers
- R&C Mechanics LimitedMechanics and garages
- M & R Property Solutions (SW) LimitedFinishing trades
- JLH Scaffolding LtdScaffolders
- SM Contracting SW LtdBuilders
- Top Notch Carpentry Services LimitedInstallers
- Cardiff Bathrooms LtdFinishing trades
- CB Brickwork & Building LtdSpecialist contractors
What happens if Glenn Willis 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 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 05417121
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 April 2005 (21 years ago)
- Registered office
- Woodland View, Banalog Terrace Hollybush, Blackwood, Gwent, NP12 0SG
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 7 April 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 Blackwood
Other active plumbing and heating companies registered in Blackwood.
- Heatsafe Limited2026
- JLT Plumbing & Heating Ltd2015
- Johns Oil and Gas Limited2022
- LT Plumbing & Heating Services Ltd2025
- MDR Heating Services Ltd2021
- MSP Plumbing, Heating & Property Maintenance Ltd2010
- Murray’S Plumbing & Heating Services Ltd2026
- Powerserv Limited2005
All plumbing and heating companies in Blackwood · All trades in Blackwood · Plumbers and heating engineers across the UK
Frequently asked questions
When are Glenn Willis Ltd's accounts due?
Glenn Willis Ltd's next accounts are due at Companies House by 31 January 2028 (in 476 days), covering the period to 30 April 2027.
When is Glenn Willis Ltd's CT600 due?
The CT600 for the period to 30 April 2027 is due at HMRC by 30 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2028.
Is Glenn Willis Ltd still trading?
Glenn Willis 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 Glenn Willis Ltd do?
Glenn Willis Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Glenn Willis Ltd?
Glenn Willis Ltd was incorporated on 7 April 2005, 21 years ago.
Who runs Glenn Willis Ltd?
Glenn Willis Ltd has 2 active directors, the longest-serving appointed in Apr 2005. Their names and service addresses are on the Companies House register.
Who owns Glenn Willis Ltd?
2 people or companies have significant control of Glenn Willis Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Glenn Willis 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 Glenn Willis 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.