- Companies
- Machinery repair and installation
- Boston
- Air-Switch Limited
Company profile · Machinery repair and installation
Air-Switch Limited
Air-Switch Limited is a 4-year-old private limited company registered in Boston, company number 13821578, one of 35 machinery repair and installation companies in Boston. 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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Financial snapshot, 2025
From the balance sheet at 31 March 2025, as filed at Companies House.
Air-Switch Limited over the years
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 £23K (+21.4%) on the year before, to £128K.
- Current assets of £102K against £39K owed within a year: 2.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £128K | £54K | £102K | £39K | 0 |
| 31 Mar 2024 | £105K | £44K | £90K | £29K | 2 |
| 31 Mar 2023 | £49K | £29K | £67K | £39K | 2 |
Where Air-Switch Limited is registered
The registered office is in Boston (PE22), in the East Lindsey local authority area, East Midlands. Show PE22 7PN on a map.
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- Priyo Wholesale UK LtdSpecialist contractors
- Trojan Fire LtdBuilders
- Mechanical Electrical Services UK LtdElectricians
- GG Engineering LtdMechanics and garages
- Lincs Plant LimitedMachinery repair and installation
What happens if Air-Switch 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
- 13821578
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 December 2021 (4 years ago)
- Registered office
- Unit B08B Manor Farm Yard, Moorby, Boston, PE22 7PN
- Nature of business
- Repair of other equipment (SIC 33190)
Plumbing, heat and air-conditioning installation (SIC 43220)
Renting and leasing of other machinery, equipment and tangible goods n.e.c. (SIC 77390) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 29 December 2025
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 Boston
Other active machinery repair and installation companies registered in Boston.
- B & F Electrical Ltd2018
- B & L Engineering Ltd2016
- Chris Sellars Groundcare Ltd2015
- Composite Aircraft Engineering Ltd2026
- CT Caravan Repairs Ltd2021
- Damo Engineering Ltd2026
- East Kirkby Engineering Co Limited2000
- East Lincs Smart Repair Ltd2012
All machinery repair and installation companies in Boston · All trades in Boston · Machinery repair and installation across the UK
Frequently asked questions
When are Air-Switch Limited's accounts due?
Air-Switch Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Air-Switch 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 Air-Switch Limited still trading?
Air-Switch 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 Air-Switch Limited do?
Air-Switch Limited is registered under Repair of other equipment (SIC 33190); Plumbing, heat and air-conditioning installation (SIC 43220); Renting and leasing of other machinery, equipment and tangible goods n.e.c. (SIC 77390).
How old is Air-Switch Limited?
Air-Switch Limited was incorporated on 30 December 2021, 4 years ago.
What is the penalty if Air-Switch 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 Air-Switch 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.