- Companies
- Plumbers and heating engineers
- Bicester
- Amp-Air Services Ltd
Amp-Air Services Ltd
- Company number
- 13613615
- Incorporated
- 10 Sep 20215 years trading
- Registered office
- 37 Birch Road, Ambrosden, Bicester, OX25 2RX
- Nature of business
- Plumbing, heat and air-conditioning installation
Amp-Air Services Ltd is a 5-year-old private limited company registered in Bicester, company number 13613615, one of 45 plumbing and heating companies in Bicester. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £5,682 (-5.3%) on the year before, to £102K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £105K against £58K owed within a year: 1.8 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £102K | £105K | £58K | 3 | |
| 30 Sep 2024 | £108K | £94K | £27K | 3 | |
| 30 Sep 2023 | £89K | £145K | 3 | ||
| 30 Sep 2022 | £44K | £82K | £44K | 3 |
Where Amp-Air Services Ltd is registered
The registered office is in Bicester (OX25), in the Cherwell local authority area, South East. Show OX25 2RX on a map.
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What happens if Amp-Air Services 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 13613615
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 September 2021 (5 years ago)
- Registered office
- 37 Birch Road, Ambrosden, Bicester, OX25 2RX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 9 September 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 Bicester
Other active plumbing and heating companies registered in Bicester.
- Ashton Plumbing and Heating Services Ltd2024
- At Plumbing & Heating Installations Ltd2011
- Baker Heating Services Ltd2022
- Bright Earth Energy Ltd2024
- Classic Water Softeners Limited2022
- Comley & Collier Ltd2023
- Cunco Ltd2016
- Curtis & Carder Services Limited2006
All plumbing and heating companies in Bicester · All trades in Bicester · Plumbers and heating engineers across the UK
Frequently asked questions
When are Amp-Air Services Ltd's accounts due?
Amp-Air Services Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Amp-Air Services Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Amp-Air Services Ltd still trading?
Amp-Air Services 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 Amp-Air Services Ltd do?
Amp-Air Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Amp-Air Services Ltd?
Amp-Air Services Ltd was incorporated on 10 September 2021, 5 years ago.
What is the penalty if Amp-Air Services 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 Amp-Air Services 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.