- Companies
- Plumbers and heating engineers
- Retford
- Alliance Technical Building Services Limited
Alliance Technical Building Services Limited
- Company number
- 09539286
- Incorporated
- 13 Apr 201511 years trading
- Registered office
- Montagu House, London Road, Retford, Nottinghamshire, DN22 7JJ
- Nature of business
- Plumbing, heat and air-conditioning installation
Alliance Technical Building Services Limited is a 11-year-old private limited company registered in Retford, company number 09539286, one of 31 plumbing and heating companies in Retford. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £495K (-35.7%) on the year before, to £893K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £1.1M against £257K owed within a year: 4.5 times cover.
- 2 employees on average, down from 3 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 Jul 2025 | £893K | £757 | £1.1M | £257K | 2 |
| 31 Jul 2024 | £1.4M | £1,968 | £1.7M | £289K | 3 |
| 31 May 2023 | £1.5M | £1,289 | £1.9M | £360K | 3 |
| 31 May 2022 | £1.7M | £5,745 | £1.9M | £177K | 4 |
| 31 May 2021 | £1.8M | £94K | £2.1M | £346K | 5 |
| 31 May 2020 | £2.1M | £397K | £2.8M | £739K | 5 |
| 31 May 2019 | £1.2M | £685K | £1.7M | £507K | 5 |
| 31 May 2018 | £858K | £394K | £1.6M | £772K | 5 |
| 31 May 2017 | £320K | £189K | £646K | £337K | 5 |
| 31 May 2016 | £88K | £134K | £199K | £115K |
Where Alliance Technical Building Services Limited is registered
The registered office is in Retford (DN22), in the Bassetlaw local authority area, East Midlands. Show DN22 7JJ on a map.
Other trade companies in DN22
- KRF Resin LtdFloor and wall tilers
- HC Maintenance Solutions LtdMachinery repair and installation
- Britmac Holdings LtdProperty developers
- Yatsar LimitedBuilders
- Lodge Brickwork & Construction LtdBuilders
- RM Property Maintenance and Improvements LtdLandscapers and gardeners
- BCW Plumbing and Heating LtdProperty developers
- Eluminate Services LtdElectricians
Also registered at this address
1 other company uses the same registered office as Alliance Technical Building Services Limited.
- Platinum Renewables LimitedElectricians
What happens if Alliance Technical Building 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 09539286
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 April 2015 (11 years ago)
- Registered office
- Montagu House, London Road, Retford, Nottinghamshire, DN22 7JJ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 13 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 Retford
Other active plumbing and heating companies registered in Retford.
- Anthony Credland Engineering Services Limited2021
- B Longden Plumbing and Heating Limited2026
- B.A.R & Sons Plumbing and Heating Ltd2011
- Bax Plumbing & Heating Limited2016
- Benyon’S Plumbing & Heating Limited2022
- C F Beckett Plumbing and Heating Limited2009
- CVL Services (Lincolnshire) Limited2012
- D Louth Plumbing and Heating Ltd2017
All plumbing and heating companies in Retford · All trades in Retford · Plumbers and heating engineers across the UK
Frequently asked questions
When are Alliance Technical Building Services Limited's accounts due?
Alliance Technical Building Services Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Alliance Technical Building Services Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Alliance Technical Building Services Limited still trading?
Alliance Technical Building 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 Alliance Technical Building Services Limited do?
Alliance Technical Building Services Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Alliance Technical Building Services Limited?
Alliance Technical Building Services Limited was incorporated on 13 April 2015, 11 years ago.
What is the penalty if Alliance Technical Building 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 Alliance Technical Building 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.