- Companies
- Machinery repair and installation
- Eastbourne
- Sovereign Harbour Aviation Limited
Sovereign Harbour Aviation Limited
- Company number
- 15277915
- Incorporated
- 13 Nov 20232 years trading
- Registered office
- 5 Windward Quay, Eastbourne, BN23 5UE
- Nature of business
- Repair and maintenance of aircraft and spacecraft
Sovereign Harbour Aviation Limited is a 2-year-old private limited company registered in Eastbourne, company number 15277915, one of 24 machinery repair and installation companies in Eastbourne. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £3,580 (-61.1%) on the year before, to £2,282.
- Current assets of £6,434 against £4,082 owed within a year: 1.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £2,282 | £6,434 | £4,082 | 0 | |
| 30 Nov 2024 | £5,862 | £13K | £7,177 | 0 |
Where Sovereign Harbour Aviation Limited is registered
The registered office is in Eastbourne (BN23), in the Eastbourne local authority area, South East. Show BN23 5UE on a map.
Other trade companies in BN23
- Rytco LtdPlumbers and heating engineers
- Downland Environmental Services LtdMachinery repair and installation
- Garraway Gas Services LtdPlumbers and heating engineers
- LMC Vehicle Sales LtdMotor traders
- Paynes Preservation LtdSpecialist contractors
- Clearforcegroup LtdCleaning companies
- Helix Carpentry LtdJoiners and carpenters
- Zest Cleaning LtdCleaning companies
What happens if Sovereign Harbour Aviation 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 15277915
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 November 2023 (2 years ago)
- Registered office
- 5 Windward Quay, Eastbourne, BN23 5UE
- Nature of business
- Repair and maintenance of aircraft and spacecraft (SIC 33160)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 12 November 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 Eastbourne
Other active machinery repair and installation companies registered in Eastbourne.
- T N Technical Services Ltd2024
- Westways Vending Limited2002
- Yachting Power Ltd2020
- Audio Visual Services Ltd2017
- Belkas Rail Services Ltd2012
- Caterserv Ltd2018
- Combe 90 Engineering Ltd2024
- Downland Environmental Services Ltd2026
All machinery repair and installation companies in Eastbourne · All trades in Eastbourne · Machinery repair and installation across the UK
Frequently asked questions
When are Sovereign Harbour Aviation Limited's accounts due?
Sovereign Harbour Aviation Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Sovereign Harbour Aviation Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Sovereign Harbour Aviation Limited still trading?
Sovereign Harbour Aviation 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 Sovereign Harbour Aviation Limited do?
Sovereign Harbour Aviation Limited is registered under Repair and maintenance of aircraft and spacecraft (SIC 33160).
How old is Sovereign Harbour Aviation Limited?
Sovereign Harbour Aviation Limited was incorporated on 13 November 2023, 2 years ago.
What is the penalty if Sovereign Harbour Aviation 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 Sovereign Harbour Aviation 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.