Buoyancy Aerospace Ltd
Registered name: BUOYANCY AEROSPACE LTD
Buoyancy Aerospace Ltd made £5m revenue and a £830k loss in the year to 31 Oct 2024.
Buoyancy Aerospace Ltd’s revenue was £5m in the year to 31 Oct 2024, with a loss of £830k and 1 employee. The company is classified under “business and domestic software development” and is based in London; we hold 2 years of its filed accounts.
- Status
- Active
- Location
- London, London
- Age
- 4 yrs · since 2022
- Type
- Private Limited Company
Pass-through vehicle. This looks like a holding, staffing or umbrella company. Its revenue and profit may largely pass through to or from other entities, so the figures may not reflect a standalone operating business. It is excluded from our opportunity lists.
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Oct 2023 | 31 Oct 2024 |
|---|---|---|
| Disclosure | Full P&L | Full P&L |
| Profit & loss | ||
| Revenue (turnover) | £3.6m | £5m |
| Cost of sales | £3.5m | £4.7m |
| Gross profit | £117k | £393k |
| Operating profit | −£2.2m | −£1.1m |
| Profit after tax | £2.5m | −£830k |
| Profit (best available) | £2.5m | −£830k |
| Staff costs | £0 | £0 |
| Employees (average) | 1 | 1 |
| Ratios | ||
| Profit margin | 69.6% | −16.4% |
| Gross margin | 3.2% | 7.8% |
| Revenue per employee | £3.6m | £5m |
| Profit per employee | £2.5m | −£830k |
| Balance sheet — indirect signals, not revenue | ||
| Cash at bank | £24.4k | £0 |
| Net assets | £9.3m | £8.5m |
| Fixed assets | £11.2m | £10.5m |
| Current assets | £431k | £930k |
| Debtors | £0 | £0 |
| Deferred income | £0 | £0 |
| Cash from operations | £78.5k | −£1.4m |
| Source | FullAccounts · bulk data Jul 2024 | FullAccounts · bulk data Jul 2025 |
How the business works
- Profit margin
- −16.4%
- Profit ÷ revenue.
- Gross margin
- 7.8%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £5m
- Revenue ÷ average employees.
- Profit per employee
- −£830k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 208.1%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 0%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 0%
- Money owed by customers. Low = customers pay quickly.
Balance-sheet signals
Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.
- Net assets
- —
- Now £8.5m
- Cash at bank
- —
- Now £0
- Headcount
- —
- Now 1
- Deferred income
- —
- Now £0
- Fixed assets
- —
- Now £10.5m
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Sources
Latest figures from FullAccounts for the year to 31 Oct 2024 (profit −£830k), from the Companies House accounts bulk data published Jul 2025. Spotted an error? Request a correction.
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.