- Companies
- Plumbers and heating engineers
- Bristol
- Admor Mechanical Services Limited
Admor Mechanical Services Limited
- Company number
- 08172902
- Incorporated
- 8 Aug 201214 years trading
- Registered office
- Kimber Lodge Ryedown Lane, Bitton, Bristol, BS30 6JF
- Nature of business
- Plumbing, heat and air-conditioning installation
Admor Mechanical Services Limited is a 14-year-old private limited company registered in Bristol, company number 08172902, one of 432 plumbing and heating companies in Bristol. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £25K (-98.5%) on the year before, to £385.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £173K against £200K owed within a year: 0.9 times cover.
- 6 employees on average, up from 5 the year before.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £385 | £58K | £173K | £200K | 6 |
| 31 Mar 2024 | £25K | £16K | £126K | £125K | 5 |
| 31 Mar 2023 | £2,262 | £26K | £110K | £121K | 5 |
| 31 Mar 2022 | £79K | £23K | £232K | £169K | 4 |
| 31 Mar 2021 | £67K | £48K | £187K | £140K | 3 |
Where Admor Mechanical Services Limited is registered
The registered office is in Bristol (BS30), in the South Gloucestershire local authority area, South West. Show BS30 6JF on a map.
Other trade companies in BS30
- Gardiner Developments LtdBuilders
- Plan & Expand LtdBuilders
- Bristol Upward Scaffolding LtdScaffolders
- Ardo Electrical LtdElectricians
- Shakespeare Oak and Timber LtdInstallers
- Lambeth Gardens LimitedLandscapers and gardeners
- Greens Build Co LimitedFinishing trades
- Merle Heating & Cooling LtdPlumbers and heating engineers
What happens if Admor Mechanical Services 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 08172902
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 August 2012 (14 years ago)
- Registered office
- Kimber Lodge Ryedown Lane, Bitton, Bristol, BS30 6JF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 20 August 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 Bristol
Other active plumbing and heating companies registered in Bristol.
- Advanced Plumbing & Heating (Bristol) Limited2002
- Advanced Plumbing and Heating Limited1989
- Aerusair Ltd2026
- Ag Plumbing and Heating South West Limited2025
- Agb Services (South West) Limited2008
- Air Systems (SW) Limited2001
- Air Xtreme Limited2008
- Ajd Air Conditioning Ltd2024
All plumbing and heating companies in Bristol · All trades in Bristol · Plumbers and heating engineers across the UK
Frequently asked questions
When are Admor Mechanical Services Limited's accounts due?
Admor Mechanical Services Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Admor Mechanical Services Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Admor Mechanical Services Limited still trading?
Admor Mechanical Services 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 Admor Mechanical Services Limited do?
Admor Mechanical Services Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Admor Mechanical Services Limited?
Admor Mechanical Services Limited was incorporated on 8 August 2012, 14 years ago.
What is the penalty if Admor Mechanical Services 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 Admor Mechanical Services 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.