Resonance British Wind South West Limited
Registered name: RESONANCE BRITISH WIND SOUTH WEST LIMITED
Part of Bae Systems PLC groupResonance British Wind South West Limited made £650k revenue and £58.6k profit in the year to 31 Dec 2025.
Resonance British Wind South West Limited’s revenue was £650k in the year to 31 Dec 2025, with £58.6k profit. The company is classified under “activities of other holding companies” and is based in Aberdeen; we hold 2 years of its filed accounts.
- Status
- Active
- Location
- Aberdeen
- Age
- 5 yrs · since 2021
- Type
- Private Limited Company
Key figures
Financial history
| Year to | 31 Dec 2023 | 31 Dec 2025 |
|---|---|---|
| Disclosure | Full P&L | Full P&L |
| Profit & loss | ||
| Revenue (turnover) | £1.1m | £650k |
| Operating profit | −£874k | −£280k |
| Profit before tax | −£245k | −£280k |
| Profit after tax | −£245k | £58.6k |
| Profit (best available) | −£245k | £58.6k |
| Employees (average) | 0 | — |
| Ratios | ||
| Profit margin | −23% | 9% |
| Balance sheet — indirect signals, not revenue | ||
| Net assets | — | — |
| Source | Accounts · bulk data Oct 2025 | Accounts · bulk data Oct 2026 |
How the business works
- Profit margin
- 9%
- Profit ÷ revenue.
- Gross margin
- —
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- —
- Revenue ÷ average employees.
- Profit per employee
- —
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- —
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- —
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- —
- 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 —
- Cash at bank
- —
- Now —
- Headcount
- —
- Now —
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Bae Systems PLCultimate parent75–100%
- Bae Systems Pension Funds Trustees Limited50–75%
- Resonance British Wind South West Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (2)
- RSJ One Energy LimitedRev. £570k · Profit £264k
- Port 1960 LtdFigures not disclosed
Sister companies (5)
- Aviva Investors Infrastructure Income NO.3B LimitedFigures not disclosed
- Longshot III LimitedRev. — · Profit −£2.2m
- Oak Jvco LimitedFigures not disclosed
- Resonance Melrose Wind LimitedFigures not disclosed
- Resonance UK Wind II LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Sources
Latest figures from accounts for the year to 31 Dec 2025 (profit £58.6k), from the Companies House accounts bulk data published Oct 2026. Spotted an error? Request a correction.
Updated from Companies House on 18 Oct 2026
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.