- Companies
- Machinery repair and installation
- Fareham
- Alton Compressor Services Ltd
Alton Compressor Services Ltd
- Company number
- 11875711
- Incorporated
- 12 Mar 20197 years trading
- Registered office
- E2 Knowle Village Business Park, Mayles Lane, Fareham, Hampshire, PO17 5DY
- Nature of business
- Repair of machinery
Alton Compressor Services Ltd is a 7-year-old private limited company registered in Fareham, company number 11875711, one of 66 machinery repair and installation companies in Fareham. 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 up £28K on the year before, to £29K.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £219K against £234K owed within a year: 0.9 times cover.
- 6 employees on average, up from 5 the year before.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £29K | £19K | £219K | £234K | 6 |
| 31 Mar 2024 | £561 | £12K | £207K | £206K | 5 |
| 31 Mar 2023 | £231 | £10K | £157K | £170K | 5 |
| 31 Mar 2022 | £4,752 | £9,905 | £166K | £159K | 8 |
| 31 Mar 2021 | £146 | £11K | £64K | £59K | 7 |
| 31 Mar 2020 | £865 | £8,335 | £44K | £74K | 5 |
Where Alton Compressor Services Ltd is registered
The registered office is in Fareham (PO17), in the Winchester local authority area, South East. Show PO17 5DY on a map.
Other trade companies in PO17
- Roofing Transformers LtdRoofers
- JFS Building Services LtdLandscapers and gardeners
- Jacobs Auto Repairs LtdMechanics and garages
- JK Land & Property LtdProperty developers
- A R Banks Civil Engineering LtdCivil engineering
- Hounds Maintenance Solutions LtdMechanics and garages
- The Coastal Exterior Company LtdCleaning companies
- Bere Forest Tree Services & Milling LtdLandscapers and gardeners
What happens if Alton Compressor 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 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
- 11875711
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 March 2019 (7 years ago)
- Registered office
- E2 Knowle Village Business Park, Mayles Lane, Fareham, Hampshire, PO17 5DY
- Nature of business
- Repair of machinery (SIC 33120)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 11 March 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Fareham
Other active machinery repair and installation companies registered in Fareham.
- B K Refregiration Ltd2025
- Blackbeard Marine Ltd2023
- Bluevolt Electrical and Renewables Limited2026
- Browning Builds Ltd2026
- Cardinal Yacht Care Ltd2024
- CHK-Aero Ltd2024
- Cim Services Ltd2026
- CJT Plant Services Ltd2026
All machinery repair and installation companies in Fareham · All trades in Fareham · Machinery repair and installation across the UK
Frequently asked questions
When are Alton Compressor Services Ltd's accounts due?
Alton Compressor Services Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Alton Compressor Services Ltd'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 Alton Compressor Services Ltd still trading?
Alton Compressor 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 Alton Compressor Services Ltd do?
Alton Compressor Services Ltd is registered under Repair of machinery (SIC 33120).
How old is Alton Compressor Services Ltd?
Alton Compressor Services Ltd was incorporated on 12 March 2019, 7 years ago.
What is the penalty if Alton Compressor 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 Alton Compressor 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.